|
Geography Home Browse by State Browse by Feature Definitions Top 10 |
|
|
Geography Home Browse by State Browse by Feature Definitions Top 10 |
South Dakota Dam
|
|||
|
Feature Name
|
County
|
Latitude
|
Longitude
|
| A Dosch Dam | Ziebach | 45.01167 | -101.58833 |
| A Drageset Number 4 Dam | Ziebach | 45.39667 | -101.565 |
| A Fishbach Dam | Meade | 44.97833 | -102.09333 |
| A Heezen Dam | Hand | 44.25667 | -99.09333 |
| A Herron Number 1 Dam | Ziebach | 44.845 | -101.63167 |
| A Holzwarth Dam | Potter | 45.23833 | -100.20167 |
| A Houck Dam | Potter | 45.11667 | -100.23667 |
| A Lee Dam | Dewey | 45.26833 | -101.30667 |
| A Mosiman Dam | Sully | 44.72333 | -99.815 |
| A Oakland Dam | Meade | 44.83833 | -102.16167 |
| A Samuelson Number 1 Dam | Meade | 44.85833 | -102.1 |
| A Simons Dam | Meade | 44.63167 | -102.04833 |
| A W Spiry Dam | Walworth | 45.53333 | -100.37167 |
| Abigale Dam | Harding | 45.73667 | -103.64667 |
| AC Hooker Dam | Corson | 45.76667 | -101.46333 |
| Academy Dam | Charles Mix | 43.46083 | -99.10806 |
| Adrian Number 1 Dam | Mellette | 43.445 | -100.96333 |
| Adrian Number 2 Dam | Mellette | 43.445 | -100.81667 |
| Agate Dam 8 | Fall River | 43.30833 | -104.01667 |
| Ahrenstorff Dam | Buffalo | 44.005 | -99.05833 |
| Ahrenstorff Dam 3 | Buffalo | 44.02333 | -99.07167 |
| Aikens Dam | Buffalo | 44.14167 | -99.50667 |
| Al Reddin Dam | Hughes | 44.51833 | -100.43667 |
| Albert Kulm Dam | Walworth | 45.35833 | -100.12833 |
| Alcorn Dam | Harding | 45.735 | -103.585 |
| Alex Krischen Dam | Perkins | 45.56667 | -102.60167 |
| Alfred Cowan Dam | Corson | 45.775 | -101.71667 |
| Alfred Hutchinson Dam | Lyman | 43.71167 | -100.02833 |
| Alfred J Burke Dam Number 1 | Butte | 45.205 | -103.16333 |
| Alfred Urban Dam | Lyman | 44.08833 | -100.04833 |
| Alkali Dam | Lyman | 44.18333 | -100.115 |
| Allen Dam | Bennett | 43.33167 | -102.03333 |
| Allen Robinson Dam | Perkins | 45.90167 | -102.09833 |
| Allen Stirling Number 1 Dam | Stanley | 44.38833 | -100.71667 |
| Allien Stirling Number 2 Dam | Stanley | 44.37167 | -100.57333 |
| Alvin Dam | Lincoln | 43.44083 | -96.61083 |
| Alvin Hohrman Dam | Stanley | 44.31667 | -100.92333 |
| Ambur Brothers Number 1 Dam | Mellette | 43.50833 | -100.76 |
| American Luthern Church Dam | Corson | 45.67 | -101.33 |
| Amsden Dam | Day | 44.35333 | -97.97667 |
| Anderson 1 Dam | Meade | 44.59667 | -103.14667 |
| Anderson 5 Dam | Butte | 44.59167 | -103.195 |
| Anderson Number 1 Dam | Mellette | 43.59667 | -100.31833 |
| Angostura Dam | Fall River | 43.34333 | -103.43778 |
| Angostura Grazing Pond Number 1 Dam | Fall River | 43.00333 | -103.07333 |
| Angostura Grazing Pond Number 2 Dam | Fall River | 43.005 | -103.06333 |
| Ankony Ranch Dam | Hyde | 44.48167 | -99.31 |
| Antelope Dam | Todd | 43.29556 | -100.60833 |
| Antler Dam | Harding | 45.71167 | -103.655 |
| Antrum Dam | Harding | 45.73667 | -103.625 |
| Archie Millard Number 1 Dam | Lyman | 43.74833 | -100.07833 |
| Argyle Dam | Harding | 45.67833 | -103.62167 |
| Arikara Dam | Hughes | 44.38278 | -100.265 |
| Arke Dam | Jackson | 43.86333 | -101.83667 |
| Arnt Jorgenson Dam | Perkins | 45.35 | -102.32 |
| Arp Number 1 Dam | Jones | 43.90167 | -100.90167 |
| Arthur W Holzwarth Dam | Potter | 45.11667 | -100.05333 |
| Assam Dam | Minnehaha | 43.545 | -96.61667 |
| Assman Number 1 Dam | Tripp | 43.325 | -100.01667 |
| Astleford Number 3 Dam | Mellette | 43.41333 | -100.65333 |
| B Butler Number 1 Dam | Ziebach | 45.105 | -101.69333 |
| B Butler Number 2 Dam | Ziebach | 45.08 | -101.685 |
| B Butler Number 3 Dam | Ziebach | 45.07 | -101.66667 |
| B Curtis Dam | Dewey | 45.13667 | -101.25167 |
| B Deuter Dam | Hand | 44.48833 | -99.13667 |
| B Helleckson Dam | Meade | 44.72833 | -102.01167 |
| B Oleary Dam | Dewey | 45.26667 | -101.21667 |
| B Schuh Dam | Dewey | 45.35667 | -101.42 |
| B Silverman Dam | Ziebach | 45.15 | -101.55167 |
| Bachin Dam | Jackson | 43.8925 | -101.45028 |
| Bad Hair Dam | Bennett | 43.24889 | -101.65 |
| Bad Lands Dam | Mellette | 43.52778 | -101.21333 |
| Bad River Cattle Company Number 1 Dam | Stanley | 44.33333 | -100.755 |
| Bad River Cattle Company Number 2 Dam | Stanley | 44.315 | -100.76333 |
| Bailey Dam | Brule | 43.9 | -99.3 |
| Bak Number 1 Dam | Mellette | 43.55167 | -100.74833 |
| Baker Number 1 Dam | Jones | 43.90167 | -100.62333 |
| Banek Number 1 Dam | Mellette | 43.46833 | -101.00833 |
| Barn Dam | Harding | 45.885 | -103.26833 |
| Barry Dam | Meade | 44.44 | -102.54 |
| Barta Crooked Dam | Custer | 43.48167 | -103.00167 |
| Bartels Dam | Potter | 45.16833 | -100.06667 |
| Barton Number 1 Dam | Jones | 43.935 | -101.03 |
| Barton Number 2 Dam | Jones | 43.945 | -101.03333 |
| Barton Number 3 Dam | Jones | 43.94 | -101.01333 |
| Baummiller Dam | Mellette | 43.52 | -101.11083 |
| Baxter Number 1 Dam | Ziebach | 45.06333 | -101.94833 |
| Baxter Number 2 Dam | Ziebach | 45.06167 | -101.92833 |
| Baxter Number 3 Dam | Ziebach | 45.06833 | -101.96167 |
| Beal Dam | Buffalo | 43.94167 | -99.075 |
| Beal Stockwater Dam | Buffalo | 44.04667 | -98.95333 |
| Beaulieu Dam | Tripp | 43.31333 | -99.80667 |
| Beaver Dam | Yankton | 43.00944 | -97.44333 |
| Bednar Dam | Ziebach | 45.07389 | -101.63833 |
| Beermug Dam | Harding | 43.8875 | -103.34583 |
| Belle Fourche Dam | Butte | 44.73111 | -103.67694 |
| Belle Fourche Diversion Dam | Butte | 44.69 | -103.835 |
| Ben Clark Dam | Perkins | 45.28667 | -102.525 |
| Benson Dam | Harding | 45.235 | -103.695 |
| Bergen Dam | Haakon | 44.52083 | -101.57667 |
| Bergner Dam | Brule | 43.65 | -99.32167 |
| Bergner Dam 1 | Brule | 43.66167 | -99.31833 |
| Bernard Stoeser Dam | Stanley | 44.43833 | -101.10167 |
| Berner Dam | Custer | 43.85194 | -102.78056 |
| Berry Dam | Corson | 45.61917 | -101.68139 |
| Bert Thompson Number 1 Dam | Fall River | 43.38667 | -103.19667 |
| Beryl Veal Dam | Perkins | 45.33167 | -102.37833 |
| Bettcher Number 1 Dam | Mellette | 43.71667 | -100.46333 |
| Bhif Dam | Fall River | 43.18167 | -103.88167 |
| Big Bend Dam | Buffalo | 44.05167 | -99.45194 |
| Big Dam | Fall River | 43.2 | -103.41333 |
| Bill Buress Dam | Corson | 45.78833 | -101.82 |
| Bill Lindshov Dam | Corson | 45.48 | -101.42 |
| Bison Dam | Perkins | 45.47 | -102.40167 |
| Bkeha Dam | Buffalo | 44.185 | -99.11833 |
| Black Hills RC and D Stabilization Dam | Lawrence | 44.51167 | -103.81333 |
| Blaine Drageset Dam | Corson | 45.68333 | -101.39333 |
| Blazek Dam | Meade | 44.685 | -102.30167 |
| Blessing Number 1 Dam | Tripp | 43.33333 | -99.56833 |
| Bloom Dam | Tripp | 43.52833 | -99.85333 |
| Bloom-Shearer Dam | Pennington | 44.21333 | -102.35167 |
| Blue Cloud Abbey Dam Number 1 | Grant | 45.25 | -96.89 |
| Blue Cloud Abbey Dam Number 2 | Grant | 45.25 | -96.88667 |
| Bobby Peters 2 Dam | Meade | 44.57167 | -103.06 |
| Bockert Dam | Fall River | 43.35 | -103.09 |
| Bogner Dam | Fall River | 43.135 | -103.37167 |
| Bohle Dam | Corson | 45.53833 | -101.35 |
| Bomb Range Dam | Fall River | 43.11833 | -103.90333 |
| Boneita Springs Dam | Meade | 44.44861 | -102.53194 |
| Bonesteel Lake Dam | Gregory | 43.07167 | -99.00194 |
| Bonita Springs Lake Dam | Meade | 44.45167 | -102.53167 |
| Boocke Number 2 Dam | Jackson | 43.85 | -101.67167 |
| Bork Number 1 Dam | Jones | 43.925 | -101 |
| Bork Number 2 Dam | Jones | 43.89833 | -100.99833 |
| Bowdle-Hosmer Dam | Edmunds | 45.58306 | -99.67778 |
| Bower Dam | Lyman | 44.045 | -100.225 |
| Bradfield Diversion and Detention Dam | Jackson | 43.755 | -101.61167 |
| Brakke Dam | Lyman | 43.89667 | -99.95333 |
| Breasne Dam | Custer | 43.50583 | -103.90222 |
| Broken Leg Dam | Jackson | 43.50917 | -101.52278 |
| Bronson Number 1 Dam | Mellette | 43.545 | -101.125 |
| Bronson Number 2 Dam | Mellette | 43.55333 | -101.115 |
| Brophy Big Dam | Custer | 43.705 | -103.04333 |
| Brost Number 1 Dam | Jones | 43.74667 | -100.52333 |
| Brost Number 2 Dam | Jones | 43.74667 | -100.51667 |
| Bruce Dam | Pennington | 43.96667 | -102.27167 |
| Bruch Brothers Dam | Meade | 44.69833 | -102.72333 |
| Bruck Herman Dam | Lyman | 43.715 | -99.95333 |
| Brueschke Dam | Dewey | 45.04667 | -101.20639 |
| Brun Skill Number 1 Dam | Jones | 43.85167 | -100.91667 |
| Bruning Number 1 Dam | Mellette | 43.51167 | -100.545 |
| BSA Dam | Pennington | 43.89833 | -103.73167 |
| Bud Bartell Dam | Perkins | 45.745 | -101.38333 |
| Bud Bloom Dam | Pennington | 43.93833 | -102.13 |
| Bud Young Section 3 Dam | Ziebach | 45.28667 | -101.65667 |
| Budahl Dam | Ziebach | 44.84333 | -101.77 |
| Bullhead Dam | Mellette | 43.50306 | -101.1775 |
| Burch Brothers Number 2 Dam | Meade | 44.72 | -102.65333 |
| Burgess Big Dam | Fall River | 43.21333 | -103.09333 |
| Burke Dam | Gregory | 43.17833 | -99.25333 |
| Burlington Dam | Fall River | 43.395 | -103.87611 |
| Busack Dam | Brule | 43.82 | -99.24667 |
| Byre Dam | Lyman | 43.93 | -99.83333 |
| C and F Ranch Dam | Perkins | 45.35 | -102.11333 |
| C Bennett Dam | Ziebach | 44.78667 | -101.59 |
| C Birkland Dam | Ziebach | 44.955 | -101.55833 |
| C Clement Dam | Hyde | 44.63333 | -99.40833 |
| C Iverson Dam | Potter | 45.07333 | -100.15167 |
| C J Larson Number 1 Dam | Dewey | 45.10167 | -100.82 |
| C Jordan Dam | Meade | 44.75833 | -102.235 |
| C Klein Dam | Todd | 43.2 | -100.33833 |
| C Little Wounded Dam | Ziebach | 44.91 | -101.70333 |
| C McCormick Dam | Todd | 43.18833 | -100.32167 |
| C McGillvrey Dam | Hand | 44.3 | -98.93833 |
| C Mraz Dam | Ziebach | 45.11667 | -101.61333 |
| C Nuzum Number 1 Dam | Meade | 44.57 | -102.19833 |
| C Nuzum Number 2 Dam | Meade | 44.59167 | -102.225 |
| C Peterson Dam | Custer | 43.84667 | -102.88333 |
| C Peterson Number 1 Dam | Dewey | 45.04667 | -100.69333 |
| C Peterson Number 2 Dam | Dewey | 45.06833 | -100.77 |
| C Peterson Number 3 Dam | Dewey | 45.06833 | -100.76167 |
| C Peterson Number 4 Dam | Dewey | 45.08 | -100.76333 |
| C Steen Dam | Meade | 44.87833 | -102 |
| C W Stewart Dam | Potter | 45.05167 | -100.15167 |
| C Wulff Stockwater Dam | Buffalo | 44.05667 | -99.075 |
| Cable Dam 3 | Buffalo | 44.075 | -99.25333 |
| Cable Dam 4 | Buffalo | 44.04667 | -99.21 |
| Cable Dams | Buffalo | 44.00333 | -99.17 |
| Cable Stockwater Dam Number 1 | Buffalo | 44.02667 | -99.31667 |
| Cable Stockwater Dam Number 2 | Buffalo | 44.02333 | -99.265 |
| Cable Stockwater Dam Number 3 | Buffalo | 44.045 | -99.25 |
| Calvin Ballensky Dam | Walworth | 45.29333 | -100.18333 |
| Camp Creek Dam | Fall River | 43.02833 | -103.88333 |
| Camp Custer Dam | Custer | 43.8075 | -103.71417 |
| Canal Dam | Fall River | 43.21167 | -103.43833 |
| Canton Dam | Lincoln | 43.06833 | -96.82 |
| Canyon Lake Dam | Pennington | 44.0575 | -103.28611 |
| Carl Albright Dam | Hughes | 44.49 | -99.90833 |
| Carl Cronin Dam | Potter | 45.09 | -100.27667 |
| Carl Gunner Number 1 Dam | Mellette | 43.51667 | -100.815 |
| Carl Hansen Dam | Stanley | 44.215 | -100.28167 |
| Carl Humphrey Dam Number 1 | Meade | 44.20833 | -102.785 |
| Carl Kannolt Dam | Fall River | 43.07667 | -103.495 |
| Carl Lungren Dam Number 1 | Meade | 44.56333 | -103.10833 |
| Carmichael Dam | Ziebach | 45.345 | -101.86167 |
| Carr Number 1 Dam | Mellette | 43.54667 | -100.94833 |
| Carr Number 2 Dam | Mellette | 43.54833 | -100.93 |
| Carr Number 4 Dam | Mellette | 43.53833 | -100.94833 |
| Carr Number 5 Dam | Mellette | 43.52833 | -100.95167 |
| Carrol Lake Dam | Charles Mix | 43.42389 | -98.78444 |
| Carter Dam | Tripp | 43.39167 | -100.195 |
| Carthage Dam | Miner | 44.17444 | -97.70972 |
| Catron Irrigation Dam | Harding | 45.505 | -103.93333 |
| Caylor Ranch Dam | Fall River | 43.085 | -103.79167 |
| Cecil Vig Dam | Meade | 44.86667 | -102.6 |
| Cecil Vig Dam Number 1 | Meade | 44.855 | -102.585 |
| Cecil Vig Dam Number 2 | Meade | 44.86667 | -102.535 |
| Center Lake Dam | Custer | 43.80333 | -103.41833 |
| Chambliss Number 1 Dam | Jones | 43.96167 | -100.62833 |
| Chambliss Number 2 Dam | Jones | 43.96333 | -100.62167 |
| Chambliss Number 3 Dam | Jones | 43.96833 | -100.615 |
| Chapelle Dam | Hyde | 44.39833 | -99.59833 |
| Charles Frazier Dam | Stanley | 44.38833 | -100.72667 |
| Charles Heller Dam | Tripp | 43.61167 | -99.87667 |
| Charles Hyde Dam | Hughes | 44.26 | -99.81333 |
| Charles Weiss Dam Number 1 | Meade | 44.83333 | -102.69833 |
| Charles Weiss Dam Number 2 | Meade | 44.82 | -102.705 |
| Charles Weiss Dam Number 3 | Meade | 44.81333 | -102.71667 |
| Charlie Waters Dam | Fall River | 43.22333 | -103.415 |
| Chester Dam | Campbell | 45.915 | -100.15833 |
| Chief Dam | Shannon | 43.05167 | -102.47833 |
| Childers Dam | Fall River | 43.31222 | -104.015 |
| Chisholm Number 1 Dam | Stanley | 44.69667 | -100.81833 |
| Chmela Dam | Buffalo | 43.98833 | -99.065 |
| Chmela Dam 1 | Buffalo | 44.02333 | -99.105 |
| Chris Mehloff Dam | Corson | 45.54 | -100.81167 |
| Christ Orwick Dam | Meade | 44.93167 | -102.92833 |
| Christensen Stockwater Dam | Buffalo | 44.01833 | -99.01 |
| Circle C Number 1 Dam | Custer | 43.76167 | -102.815 |
| Circle C Number 2 Dam | Custer | 43.77833 | -102.79333 |
| Circle Eagle Dam | Ziebach | 44.81333 | -101.98333 |
| City of Murdo Number 2 Dam | Jones | 43.87833 | -100.71167 |
| Clanton Number 1 Dam | Harding | 45.61667 | -103.72 |
| Clanton Spreader Dam | Harding | 45.64 | -103.66333 |
| Clarence Goff Dam | Meade | 45.03333 | -102.79833 |
| Clarence Smith Dam | Ziebach | 45.27833 | -101.67167 |
| Clavel Number 1 Dam | Ziebach | 44.785 | -101.32667 |
| Clavel Number 2 Dam | Ziebach | 44.795 | -101.305 |
| Clavel Number 3 Dam | Ziebach | 44.77333 | -101.305 |
| Clavel Number 4 Dam | Ziebach | 44.815 | -101.26167 |
| Cliff Fees Dam | Jackson | 43.86833 | -101.85667 |
| CNV Ranch Number 1 Dam | Jones | 43.92167 | -101.04833 |
| Cold Brook Dam | Fall River | 43.45333 | -103.48833 |
| Cold Creek Dam | Fall River | 43.2 | -103.85167 |
| Cole Dam | Perkins | 45.71667 | -102.52167 |
| Collins Dam | Meade | 44.69167 | -102.06 |
| Collins Number 1 Dam | Harding | 45.31333 | -103.86333 |
| Collins Number 2 Dam | Harding | 45.29833 | -103.865 |
| Colo Springs Dam | Perkins | 45.41667 | -102.09 |
| Columbia Road Dam | Brown | 45.66694 | -98.30583 |
| Conata East 302 Dam | Pennington | 43.76667 | -102.19 |
| Cooks Dam | Buffalo | 44.15778 | -98.98694 |
| Cope Dam | Fall River | 43.07 | -103.205 |
| Corsica Lake Dam | Douglas | 43.40778 | -98.29556 |
| Cother Clanton Dam | Harding | 45.31667 | -103.48333 |
| Cottonwood Field Station Dam | Jackson | 43.95333 | -101.855 |
| Cottonwood Springs Dam | Fall River | 43.4375 | -103.56528 |
| County Line Dam | Custer | 43.47833 | -103.00167 |
| Covey Dam | Tripp | 43.6 | -99.75167 |
| Cresbard Lake Dam | Faulk | 45.17306 | -99.00167 |
| Cressy Number 1 Dam | Jones | 44.03667 | -100.67 |
| Cressy Number 2 Dam | Jones | 44.05167 | -100.69167 |
| Cressy Number 3 Dam | Jones | 44.065 | -100.69167 |
| Crook Dam | Spink | 44.88167 | -98.22 |
| Crooked Dam | Harding | 45.91333 | -102.98667 |
| Crow Creek Dam | Buffalo | 43.97667 | -99.295 |
| Crowe Dam | Fall River | 43.11611 | -103.78806 |
| Crowndam Dam | Pennington | 43.96333 | -102.255 |
| Cryer Dam | Jackson | 43.58972 | -101.57556 |
| Curlew Dam | Meade | 44.24167 | -102.75833 |
| Cutler Dam | Harding | 45.845 | -102.98 |
| D Booth Dam | Dewey | 45.21 | -100.755 |
| D Booth Number 2 Dam | Dewey | 45.145 | -100.73667 |
| D Booth Number 3 Dam | Dewey | 45.09333 | -100.715 |
| D Dunn Dam | Perkins | 45.38 | -102.01 |
| D Faulstich Dam | Hyde | 44.68333 | -99.465 |
| D Gifford Number 1 Dam | Meade | 44.72667 | -102.36333 |
| D Gifford Number 2 Dam | Meade | 44.78333 | -102.35667 |
| D Keffeler Dam | Meade | 44.745 | -102.53333 |
| D Nuzum Dam | Meade | 44.52333 | -102.22333 |
| D Schrempp Dam | Dewey | 45.02167 | -101.35167 |
| D Talley Dam | Meade | 44.94333 | -102.4 |
| D Timmons Dam | Meade | 44.63667 | -102.305 |
| D Trumble Dam | Sully | 44.65833 | -100.3 |
| D Ulrich Dam | Perkins | 45.06667 | -102.01667 |
| D Woddell Dam | Dewey | 45.45333 | -101.46333 |
| D Wood Dam | Meade | 45.02833 | -102.51667 |
| Dale and Leonard Eriksen Dam | Potter | 45.03 | -99.75167 |
| Dale Ellis Dam | Lyman | 43.88 | -99.42 |
| Dale Swedland Number 1 Dam | Tripp | 43.62667 | -100.12667 |
| Dalhke Ranch Number 1 Dam | Jones | 43.815 | -100.52833 |
| Dalhke Ranch Number 2 Dam | Jones | 43.82333 | -100.53333 |
| Dalhke Ranch Number 3 Dam | Jones | 43.82 | -100.51 |
| Dalhke Ranch Number 4 Dam | Jones | 43.82 | -100.54167 |
| Dalhke Ranch Number 5 Dam | Jones | 43.82667 | -100.54833 |
| Dalhke Ranch Number 6 Dam | Jones | 43.83833 | -100.55833 |
| Dannie O'Connell Dam | Pennington | 44.30667 | -102.03 |
| Dante Lake Dam | Charles Mix | 43.06667 | -98.17861 |
| Daum Brothers Dam | Jones | 43.87 | -100.96333 |
| Daum Brothers Number 1 Dam | Jones | 43.86 | -101.00833 |
| Daum Brothers Number 2 Dam | Jones | 43.845 | -100.97 |
| Daum Brothers Number 3 Dam | Jones | 43.85333 | -100.965 |
| Daum Brothers Number 4 Dam | Jones | 43.86333 | -100.95667 |
| Dave Peterson Number 3 Dam | Jackson | 43.86667 | -101.66833 |
| Dave Peterson Number 4 Dam | Jackson | 43.86333 | -101.67333 |
| David Jones Dam | Campbell | 45.845 | -101.34 |
| David Kitterman Dam | Pennington | 44.08 | -102.28333 |
| David Olson Dam | Stanley | 44.54833 | -100.985 |
| Davis Irrigation Dam | Harding | 45.38833 | -104.015 |
| Davis Ranch Number 1 Dam | Butte | 44.94 | -103.86167 |
| Dead Buffalo Dam | Harding | 45.42667 | -103.415 |
| Deep Dam | Mellette | 43.56889 | -101.15472 |
| Deer Dam | Harding | 45.75333 | -103.78167 |
| Deerfield Dam | Pennington | 44.02917 | -103.78528 |
| DeJong Brothers 12 Dam | Lyman | 43.77333 | -99.79833 |
| DeJong Brothers 7 Dam | Lyman | 43.755 | -99.78 |
| DeJong Brothers Number 1 Dam | Lyman | 43.66833 | -99.51667 |
| DeJong Brothers Number 2 Dam | Tripp | 43.68 | -99.79 |
| DeJong Brothers Number 3 Dam | Tripp | 43.69833 | -99.77 |
| DeJong Brothers Number 4 Dam | Tripp | 43.69333 | -99.79667 |
| DeJong Brothers Number 5 Dam | Tripp | 43.67667 | -99.77833 |
| DeJongs Brothers 8 Dam | Lyman | 43.77667 | -99.78 |
| Delbridge Dam | Meade | 44.86333 | -102.01667 |
| Dell Oliver Dam | Perkins | 45.64833 | -102.29667 |
| Delzer Number 1 Dam | Butte | 44.97667 | -103.76167 |
| Delzer Number 2 Dam | Butte | 44.96333 | -103.76 |
| Delzer Number 3 Dam | Butte | 44.95333 | -103.755 |
| Denby Dam | Shannon | 43.055 | -102.31333 |
| Department of Game Fish Parks Dam | Tripp | 43.43833 | -100.07333 |
| Diamond F Ranch Dam | Meade | 45.00167 | -102.19167 |
| Dick Simon Number 1 Dam | Dewey | 45.02 | -100.99833 |
| Dike 10 Dam | Bennett | 43.125 | -101.53333 |
| Dimock Dam | Hutchinson | 43.47444 | -97.92278 |
| Disseau Dam 2 | Brule | 43.88167 | -99.17833 |
| Dixon Dam | Gregory | 43.395 | -99.49 |
| Dog Eye Dam | Mellette | 43.54556 | -101.21111 |
| Dolezal John Number 7 Dam | Mellette | 43.48333 | -100.7 |
| Don Farlee Dam | Dewey | 45.02833 | -101.43 |
| Donald Ferguson Dam | Haakon | 44.315 | -101.84667 |
| Donald Kelly Dam | Pennington | 43.94333 | -102.08167 |
| Donald King 1 Dam | Haakon | 44.30833 | -101.68 |
| Donald King 2 Dam | Haakon | 44.32 | -101.665 |
| Donald King 3 Dam | Haakon | 44.32 | -101.68 |
| Donald King 4 Dam | Haakon | 44.32 | -101.68333 |
| Donald King Dam | Haakon | 44.34333 | -101.71167 |
| Dorman Dam | Lyman | 43.97167 | -99.86833 |
| Doss Dam | Jackson | 43.77361 | -101.75361 |
| Double Dam | Fall River | 43.39833 | -103.87833 |
| Dowd Dam | Charles Mix | 43.18 | -98.75 |
| Dowling Number 1 Dam | Jones | 43.98333 | -100.525 |
| Draper Dam | Jones | 43.91528 | -100.53222 |
| Dreis Brothers Dam | Haakon | 44.46 | -101.95 |
| Drolc Number 1 Dam | Harding | 45.82333 | -103.06167 |
| Dry Draw Dam | Fall River | 43.02667 | -103.63167 |
| Dry Hole Dam | Harding | 45.44667 | -103.39167 |
| Duck Creek Dam Number 2 | Fall River | 43.07333 | -103.76833 |
| Duck Dam | Harding | 45.82333 | -103.155 |
| Dudley Dam | Spink | 44.845 | -98.28667 |
| Dugan Number 1 Dam | Jones | 43.86 | -100.74667 |
| Dunn Road Dam | Harding | 45.33 | -103.75 |
| Durkee Dam | Meade | 44.97528 | -102.04556 |
| Duwayne Slaathaug 1 Dam | Stanley | 44.21667 | -100.395 |
| Dwyer Dam | Jerauld | 44.11333 | -98.60667 |
| Dykstra Number 1 Dam | Jones | 43.86167 | -100.77833 |
| Dykstra Number 10 Dam | Jones | 43.79833 | -100.80833 |
| Dykstra Number 11 Dam | Jones | 43.78 | -100.8 |
| Dykstra Number 12 Dam | Jones | 43.77 | -100.78833 |
| Dykstra Number 13 Dam | Jones | 43.80833 | -100.74833 |
| Dykstra Number 14 Dam | Jones | 43.78833 | -100.76833 |
| Dykstra Number 15 Dam | Jones | 43.85833 | -100.63667 |
| Dykstra Number 16 Dam | Jones | 43.855 | -100.655 |
| Dykstra Number 17 Dam | Jones | 43.86667 | -100.695 |
| Dykstra Number 2 Dam | Jones | 43.84167 | -100.77 |
| Dykstra Number 3 Dam | Jones | 43.84 | -100.78333 |
| Dykstra Number 4 Dam | Jones | 43.83 | -100.75167 |
| Dykstra Number 5 Dam | Jones | 43.83 | -100.79167 |
| Dykstra Number 6 Dam | Jones | 43.81833 | -100.76667 |
| Dykstra Number 7 Dam | Jones | 43.80833 | -100.77 |
| Dykstra Number 8 Dam | Jones | 43.805 | -100.78333 |
| Dykstra Number 9 Dam | Jones | 43.805 | -100.795 |
| E B Wilson Dam | Meade | 44.64 | -102.12333 |
| E Bruske Dam | Dewey | 45.05167 | -101.21667 |
| E E Pettegrew Dam | Fall River | 43.06167 | -103.33667 |
| E E Pettegrew Dam Number 2 | Fall River | 43.04167 | -103.27833 |
| E Hoffman Number 1 Dam | Meade | 45.03 | -102.36667 |
| E Hoffman Number 2 Dam | Meade | 45.01833 | -102.34667 |
| E Hoffman Number 3 Dam | Meade | 45.015 | -102.36667 |
| E Hoffman Number 4 Dam | Meade | 45.03167 | -102.31667 |
| E Hoffman Number 5 Dam | Meade | 45.02 | -102.285 |
| E Hoffman Number 6 Dam | Meade | 45.015 | -102.25833 |
| E Hoffman Number 7 Dam | Meade | 45.02 | -102.25167 |
| E Hoffman Number 8 Dam | Meade | 44.99167 | -102.255 |
| E Hoffman Number 9 Dam | Meade | 45.01667 | -102.33333 |
| E Hunt Dam | Ziebach | 44.75667 | -101.46833 |
| E J Mooney Dam Number 1 | Meade | 44.50167 | -102.8 |
| E Mooney Dam | Meade | 44.68167 | -102.16333 |
| E Vansickel Dam | Meade | 44.9 | -102.425 |
| E Wilson Dam | Meade | 44.625 | -102.13667 |
| Earl Burtz Number 1 Dam | Tripp | 43.65 | -100.07333 |
| Earl Burtz Number 2 Dam | Tripp | 43.67167 | -100.09 |
| Earl Hanrahan Dam | Haakon | 44.46 | -101.79 |
| Earl McPherson Dam Number 1 | Meade | 44.29667 | -102.79667 |
| Earl Pullins Dam | Perkins | 45.09833 | -102.865 |
| Earl Witte Number 1 Dam | Custer | 43.82667 | -102.81333 |
| East Vermillion Lake Dam | McCook | 43.58917 | -97.17222 |
| Eastern Grazing Association Number 1 Dam | Campbell | 45.72667 | -100.26833 |
| Eastern Grazing Association Number 2 Dam | Campbell | 45.71167 | -100.27667 |
| Eastern Grazing Association Number 3 Dam | Campbell | 45.71667 | -100.255 |
| Eastern Grazing Association Number 4 Dam | Campbell | 45.70167 | -100.26333 |
| Eastern Grazing Association Number 5 Dam | Campbell | 45.69333 | -100.25 |
| Ebersoll Dam | Fall River | 43.375 | -103.145 |
| Eckland A W Number 1 Dam | Mellette | 43.585 | -100.35167 |
| Ed Berens Dam | Walworth | 45.44833 | -100.25667 |
| Ed Frien Dam | Pennington | 43.92833 | -102.24833 |
| Edward and Manuel Hobus Dam | Potter | 44.91 | -99.63 |
| Edwards Cattle Company Number 1 Dam | Mellette | 43.67833 | -100.585 |
| Egland Dam | Harding | 45.655 | -103.18667 |
| Eklund Number 4 Dam | Mellette | 43.57667 | -100.34 |
| Eklund Number 5 Dam | Mellette | 43.58833 | -100.35167 |
| Eldore L Holzwarth Dam | Potter | 45.01667 | -100.21833 |
| Eldrod Kolb Dam | Perkins | 45.31667 | -102.61667 |
| Ellery Brockel Dam | Campbell | 45.67167 | -100.28833 |
| Elm Lake Dam | Brown | 45.85167 | -98.705 |
| Elmer Olseon Dam | Pennington | 44.02833 | -102.59 |
| Engen Dam | Jones | 44.01667 | -100.38333 |
| England Brothers Number 1 Dam | Mellette | 43.65167 | -100.96333 |
| England Number 2 Dam | Mellette | 43.69833 | -100.94833 |
| England Number 5 Dam | Mellette | 43.735 | -100.95167 |
| England Number 6 Dam | Mellette | 43.65667 | -101.07167 |
| Engle Dam | Brown | 45.90833 | -98.27139 |
| Englebrecht Dam | Custer | 43.53667 | -103.29667 |
| Erne Stnemec Number 1 Dam | Stanley | 44.225 | -101.15 |
| Ernest Kolb Dam | Perkins | 45.46167 | -102.61833 |
| Escott Brothers Dam | Perkins | 45.23 | -102.10667 |
| Esmay and Sandy Number 1 Dam | Jones | 43.85333 | -100.89333 |
| Esmay and Sandy Number 2 Dam | Jones | 43.91667 | -100.905 |
| Esmay and Sandy Number 3 Dam | Jones | 43.85333 | -100.91167 |
| Etbauer Dam | Buffalo | 44.07167 | -99.195 |
| Ethan Dam | Hanson | 43.54556 | -97.9425 |
| Etzkorn Dam | Hughes | 44.28833 | -99.875 |
| Eugene Miller Dam | Corson | 45.52667 | -101.60333 |
| Eugene Welder Dam | Perkins | 45.16167 | -102.27 |
| Eureka Lake Dam | McPherson | 45.77194 | -99.64028 |
| Evans Number 1 Dam | Custer | 43.83833 | -103.03167 |
| Evans Number 2 Dam | Custer | 43.83 | -102.98167 |
| Evenson Dam | Lincoln | 43.465 | -96.77333 |
| Evenson Irrigation Dam | Harding | 45.735 | -104.02167 |
| Evenson North Irrigation Dam | Harding | 45.75 | -104.02 |
| F Curtis Dam | Dewey | 45.10833 | -101.16667 |
| F Genzler Dam | Potter | 45.13667 | -100.24333 |
| F Joens Dam | Dewey | 45.09 | -101.19333 |
| F Macijewske Dam | Dewey | 45.39333 | -100.99667 |
| F Miller Dam | Ziebach | 44.97 | -101.54 |
| F R Fackelman Dam | Stanley | 44.58667 | -101.12833 |
| F Witte Dam | Perkins | 45.46667 | -102.01667 |
| Fairfax Lake Dam | Gregory | 43.04917 | -98.87778 |
| Farley Lake Dam | Grant | 45.22806 | -96.64361 |
| Farming Dale 1 Dam | Pennington | 43.96333 | -102.88167 |
| Farming Dale Dam | Pennington | 43.93 | -102.89333 |
| Fate Dam | Lyman | 43.845 | -100.00667 |
| Faulkton Dam | Faulk | 45.03278 | -99.1675 |
| Feltman Dam | Brule | 45.80833 | -99.29667 |
| Feltman Dam 1 | Brule | 43.805 | -99.29667 |
| Ferdig Number 1 Dam | Jones | 43.98667 | -101.83333 |
| Fiddle Creek Dam | Fall River | 43.27333 | -103.95667 |
| Fishko Dam | Fall River | 43.13667 | -103.545 |
| Fishko Dam Number 2 | Fall River | 43.205 | -103.63667 |
| Fishko Dam Number 3 | Fall River | 43.145 | -103.63833 |
| Fite Dam Number 1 | Charles Mix | 43.43833 | -99.125 |
| Flat Creek Lake Dam | Perkins | 45.77833 | -102.16667 |
| Floyd Cooper Dam | Harding | 45.435 | -103.78667 |
| Floyd Hall Dam | Perkins | 45.44 | -102.26667 |
| Floyd Sletto Dam | Lyman | 43.69667 | -100.07833 |
| Floyd Strong Dam | Meade | 44.52667 | -102.645 |
| Fort Randall Dam | Gregory | 43.05972 | -98.56167 |
| Foster Number 1 Dam | Jones | 43.94833 | -100.73833 |
| Foster Number 2 Dam | Jones | 43.96167 | -100.73667 |
| Foster Number 3 Dam | Jones | 43.96333 | -100.73 |
| Foster Number 4 Dam | Jones | 43.96667 | -100.75833 |
| Fox Irrigation Dam | Harding | 45.33 | -103.62667 |
| Francis Chaffee Dam Number 1 | Meade | 44.62167 | -102.8 |
| Frank Anderson Dam | Pennington | 44.08667 | -102.3 |
| Frank Gebracht Dam | Perkins | 45.21167 | -102.74667 |
| Frank Hayes Dam | Hughes | 44.405 | -100.17667 |
| Frank Ruby Dam | Perkins | 45.11833 | -102.90833 |
| Frantz Farms 3 Dam | Tripp | 43.67167 | -99.865 |
| Frantz Farms 4 Dam | Tripp | 43.665 | -99.89167 |
| Fraser Dam | Aurora | 43.905 | -98.49167 |
| Fred Hertel Dam | Corson | 45.92833 | -100.60167 |
| Fred Joens Dam | Dewey | 45.22167 | -101.15 |
| Fred Kerner Number 1 Dam | Gregory | 43.20667 | -99.09333 |
| Frederick Dam | Brown | 45.835 | -98.51167 |
| Freeman Dam | Jackson | 43.89194 | -101.15194 |
| Fulton Dam | Hanson | 43.69 | -97.855 |
| G and J Heck Number 1 Dam | Dewey | 45.43333 | -101.46 |
| G and J Heck Number 2 Dam | Dewey | 45.43833 | -101.45833 |
| G Boke Number 2 Dam | Meade | 44.91333 | -102.05667 |
| G Boldt Dam | Dewey | 45.38833 | -101.44667 |
| G Flier Dam | Custer | 43.83 | -102.83 |
| G French Homestead Dam | Dewey | 45.24667 | -101.345 |
| G Hand Dam | Dewey | 45.43667 | -100.4 |
| G Holloway Dam | Dewey | 45.01389 | -101.45972 |
| G Lund Dam | Ziebach | 44.99667 | -101.88167 |
| G Lytle Dam | Sully | 44.79 | -99.82 |
| G M Strand Dam | Perkins | 45.45 | -102.675 |
| G P Joens Dam | Dewey | 45.075 | -101.19833 |
| G Renner Dam | Campbell | 45.94167 | -100.17833 |
| G Welter Dam | Meade | 44.885 | -102.31667 |
| Gail Vrooman Dam | Dewey | 45.01333 | -101.18833 |
| Gale Grazing Association Number 1 Dam | Campbell | 45.78167 | -100.31333 |
| Gale Grazing Association Number 2 Dam | Campbell | 45.77833 | -100.32333 |
| Gardner Lake Dam | Harding | 45.60583 | -103.60833 |
| Garr Dam | Dewey | 45.27167 | -101.42667 |
| Gary Larson Dam | Perkins | 45.48167 | -102.4 |
| Gay Lord Sauceman Dam | Stanley | 44.27167 | -101.08833 |
| Gaylord Norman Number 1 Dam | Stanley | 44.63333 | -101.11333 |
| Gaylord Norman Number 2 Dam | Stanley | 44.64167 | -101.12333 |
| Geddes Dam | Charles Mix | 43.1875 | -98.71111 |
| Geigle Dam | Pennington | 44.21167 | -102.13833 |
| Gene Rock Dam | Potter | 45.22333 | -100.05333 |
| George Clark Dam | Perkins | 45.29667 | -102.43667 |
| George Erk Dam Number 1 | Butte | 45.02667 | -103.21833 |
| George Genoff Dam | Corson | 45.895 | -101.49 |
| George Hulm Dam | Perkins | 45.575 | -102.28167 |
| George Jesfjeld Dam | Perkins | 45.71333 | -102.76333 |
| George Kjerstad Dam | Pennington | 44.04833 | -102.01333 |
| George Knapp Dam | Pennington | 43.935 | -102.28333 |
| George Levin Dam Number 1 | Meade | 44.51167 | -102.97167 |
| George Merickson Dam Number 1 | Butte | 44.66167 | -103.73333 |
| George Turner Dam | Walworth | 45.46 | -100.25333 |
| Gerald Martian Dam | Corson | 45.52667 | -100.88333 |
| Gerkin Refuge Number 1 Dam | Faulk | 45.00333 | -98.93 |
| Gerkin Refuge Number 2 Dam | Faulk | 45.01167 | -98.93333 |
| Gerkin Refuge Number 3 Dam | Faulk | 45.00167 | -98.94333 |
| Gifford Number 1 Dam | Mellette | 43.42333 | -100.54833 |
| Gilbert Number 1 Dam | Harding | 45.50833 | -103.63 |
| Gilbert Number 2 Dam | Harding | 45.45167 | -103.64667 |
| Gilbert Number 3 Dam | Harding | 45.48167 | -103.57333 |
| Gilbert Ranches Pond Number 1 Dam | Harding | 45.465 | -102.965 |
| Gilliland Roy Number 1 Dam | Mellette | 43.63 | -100.29333 |
| Glad Valley Dam | Ziebach | 45.44167 | -101.78806 |
| Glen Baker Irrigation Dam | Lawrence | 44.45167 | -103.72833 |
| Glen Bringman Dam | Dewey | 45.015 | -101.16833 |
| Glen Holloway Dam | Dewey | 45.03 | -101.43833 |
| Glenn Wishard Dam | Perkins | 45.43667 | -102.72 |
| Goc Number 1 Dam | Hughes | 44.505 | -99.95333 |
| Golden Number 1 Dam | Jones | 44.105 | -100.75667 |
| Goodman Number 1 Dam | Stanley | 44.22833 | -100.46333 |
| Goodnick Dam | Fall River | 43.08833 | -103.02333 |
| Goose Creek Dam | Dewey | 45.11167 | -101.02361 |
| Gordon Babcock Dam | Pennington | 44.26667 | -102.25833 |
| Gorman Dam | Potter | 44.92528 | -100.18333 |
| Gothiermink Number 1 Dam | Jones | 43.92833 | -100.83667 |
| Gothiermink Number 2 Dam | Jones | 43.96833 | -100.88667 |
| Government Dam | Jackson | 43.51639 | -101.60472 |
| Green Valley Dam | Jackson | 43.44833 | -101.96333 |
| Greene Gene Number 2 Dam | Mellette | 43.69333 | -100.94167 |
| Gregor Dam | Mellette | 43.55139 | -101.17889 |
| Gregorson Number 1 Dam | Custer | 43.65333 | -103.27167 |
| Gruenig Dam | Brule | 43.92833 | -99.10667 |
| Guericke Dam | Hutchinson | 43.41667 | -97.7 |
| Guidinger Dam | Butte | 44.83917 | -103.7475 |
| Gus Allen 1 Dam | Lyman | 44.09667 | -99.86833 |
| Gus Allen 2 Dam | Lyman | 44.09667 | -99.84667 |
| Gustafsons Dam | Hughes | 44.41333 | -99.79667 |
| Gustave Aman Dam | Corson | 45.90333 | -100.87333 |
| Gutzman Dam | Lake | 43.86167 | -97.21167 |
| H C Calhoun Dam | Hughes | 44.27833 | -99.89667 |
| H C Seymore East Dam | Dewey | 45.10167 | -101.47667 |
| H Chamberlin Dam | Dewey | 45.45667 | -100.39833 |
| H Freeze Dam | Meade | 44.6 | -102.77 |
| H G Horman Dam Number 1 | Butte | 44.88833 | -103.77167 |
| H Harrison Dam | Dewey | 45.45333 | -100.42333 |
| H Holm Dam | Dewey | 45.33833 | -101.45833 |
| H Hulm Dam | Dewey | 45.44667 | -100.8 |
| H J Kerner Number 1 Dam | Gregory | 43.30167 | -99.145 |
| H Lesmeister Dam | Dewey | 45.10333 | -100.77833 |
| H Schuchhardt Dam | Ziebach | 44.97 | -101.69333 |
| Hafner Dam | Lyman | 43.945 | -99.46667 |
| Hafner Ducklake Dam | Harding | 45.83833 | -103.25833 |
| Hald Ranch Pond Dam | Fall River | 43.02167 | -103.24 |
| Hale 1 Dam | Meade | 44.58167 | -102.44833 |
| Hamak Dam | Faulk | 45.23806 | -99.13306 |
| Hamilton Irrigation Dam | Haakon | 44.625 | -101.305 |
| Hand Dam | Dewey | 45.42667 | -100.41167 |
| Hanson Dam | Hanson | 43.62556 | -97.80389 |
| Harold Arnold Dam | Corson | 45.78833 | -101.36667 |
| Harold Hedstron Dam | Perkins | 45.71667 | -102.62167 |
| Harold Meyer Dam | Corson | 45.56167 | -101.42667 |
| Harold Millett Pond Number 2 Dam | Harding | 45.45667 | -103.095 |
| Harold Severson Dam | Pennington | 44.245 | -102.09833 |
| Harold Stirling Dam | Stanley | 44.34 | -100.60833 |
| Harrison Number 1 Dam | Custer | 43.765 | -103.17167 |
| Harry Bickel Dam | Corson | 45.54333 | -101.30333 |
| Haskins Number 1 Dam | Stanley | 44.405 | -100.45333 |
| Hay Canyon Dam | Fall River | 43.39667 | -103 |
| Hayes Dam | Stanley | 44.36139 | -101.00889 |
| Hayes Stockwater Dam | Buffalo | 44.17 | -99.04833 |
| Haystack Butte Dam | Fall River | 43.23 | -103.2 |
| Hazel Miller Number 1 Dam | Dewey | 45.06333 | -100.91167 |
| He Dog Dam | Todd | 43.285 | -101.05806 |
| Healy Dam | Brule | 43.78 | -99.23333 |
| Hedman Number 1 Dam | Stanley | 44.335 | -100.93167 |
| Hedricks Number 5 Dam | Jones | 43.79833 | -100.4 |
| Heintz Number 1 Dam | Hughes | 44.505 | -99.81167 |
| Heiser Pond Dam | Fall River | 43.095 | -103.09333 |
| Helsels Plum Creek Dam | Fall River | 43.23667 | -103.715 |
| Henderson House Dam | Fall River | 43.18333 | -103.77 |
| Hendricks Number 1 Dam | Jones | 43.81 | -100.37333 |
| Hendricks Number 2 Dam | Jones | 43.81333 | -100.36833 |
| Hendricks Number 3 Dam | Jones | 43.81 | -100.35667 |
| Hendricks Number 4 Dam | Jones | 43.79833 | -100.37833 |
| Henleranch Number 1 Dam | Jones | 43.76667 | -100.48333 |
| Henry Dam | Bon Homme | 43.145 | -97.69833 |
| Henry Siebrasse Dam | Potter | 44.91 | -100.29167 |
| Henry Wilson Dam | Stanley | 44.235 | -100.95833 |
| Herbert Stoick Dam | Corson | 45.91333 | -101.35833 |
| Herford Lake Dam | Meade | 44.39 | -102.89333 |
| Hermam Number 6 Dam | Jones | 44.05167 | -100.61833 |
| Herman Kaubish Dam | Perkins | 45.16333 | -102.64833 |
| Herman Number 1 Dam | Jones | 44.035 | -100.59667 |
| Herman Number 10 Dam | Jones | 44.04667 | -100.61833 |
| Herman Number 11 Dam | Jones | 44.10333 | -100.51333 |
| Herman Number 12 Dam | Jones | 44.12167 | -100.52333 |
| Herman Number 13 Dam | Jones | 44.07167 | -100.57833 |
| Herman Number 14 Dam | Jones | 44.06833 | -100.58833 |
| Herman Number 15 Dam | Jones | 44.095 | -100.60833 |
| Herman Number 17 Dam | Jones | 44.105 | -100.615 |
| Herman Number 18 Dam | Jones | 44.105 | -100.60833 |
| Herman Number 2 Dam | Jones | 44.03833 | -100.59833 |
| Herman Number 20 Dam | Jones | 44.13667 | -100.63833 |
| Herman Number 3 Dam | Jones | 44.02833 | -100.62333 |
| Herman Number 4 Dam | Jones | 44.03833 | -100.60833 |
| Herman Number 5 Dam | Jones | 44.04667 | -100.60833 |
| Herman Number 6 Dam | Jones | 44.05167 | -100.61833 |
| Herman Number 7 Dam | Jones | 44.03 | -100.63833 |
| Herman Number 8 Dam | Jones | 44.02 | -100.63667 |
| Herman Number 9 Dam | Jones | 44.02667 | -100.63333 |
| Herman Van Den Berg Dam | Perkins | 45.25833 | -102.76333 |
| Herrick Lake Dam | Gregory | 43.09694 | -99.20111 |
| Herron Dam | Ziebach | 44.86556 | -101.63472 |
| Hess Pond Number 1 Dam | Harding | 45.29833 | -103.43333 |
| Hett Number 1 Dam | Harding | 45.475 | -103.64 |
| Hett Number 2 Dam | Harding | 45.47 | -103.65 |
| Hickman Dam | Marshall | 45.65667 | -97.74667 |
| Hickman Number 1 Dam | Ziebach | 44.85667 | -101.34167 |
| Hickman Number 2 Dam | Ziebach | 44.85 | -101.33667 |
| Hidden Timber Dam | Todd | 43.23167 | -100.415 |
| High Line Dam | Jackson | 43.51917 | -101.24944 |
| Hight Number 1 Dam | Jones | 43.79833 | -100.65667 |
| Hight Number 2 Dam | Jones | 43.815 | -100.67667 |
| Hight Number 4 Dam | Jones | 43.79833 | -100.67833 |
| Hight Number 5 Dam | Jones | 43.79 | -100.7 |
| Highway 44 Dam | Mellette | 43.56833 | -100.77167 |
| Highway 44 Number 4 Dam | Mellette | 43.53333 | -100.72667 |
| Highway 44 Number 6 Dam | Mellette | 43.56167 | -100.75333 |
| Highway Department Number 2 Dam | Mellette | 43.54667 | -100.74833 |
| Highway Department Number 3 Dam | Mellette | 43.54333 | -100.76333 |
| Hilland Dam | Haakon | 44.28 | -101.505 |
| Hix Number 1 Dam | Jones | 43.76333 | -100.79833 |
| Hix Number 3 Dam | Jones | 43.75333 | -100.70333 |
| Hockel Dam | Jackson | 43.93222 | -101.61278 |
| Hofer Dam | Hutchinson | 43.49833 | -97.55333 |
| Hoffman Dam | Pennington | 44.21667 | -102.195 |
| Holsti Dam | Harding | 45.78167 | -104.025 |
| Homer Faeller Dam | Harding | 45.24833 | -103.81667 |
| Horotman Number 1 Dam | Mellette | 43.43833 | -100.24833 |
| Horse Thief Lake Dam | Pennington | 43.89417 | -103.47917 |
| Houghton Dam | Brown | 45.77694 | -98.24528 |
| Howard Schmele Dam Number 1 | Butte | 44.76167 | -103.56833 |
| Howie Dam | Meade | 44.61333 | -102.425 |
| Huber Number 1 Dam | Mellette | 43.50333 | -101.03167 |
| Hulm Dam | Ziebach | 45.38333 | -101.83 |
| Hume Creek Dam | Jackson | 43.58056 | -101.45833 |
| Hurley Dam | Potter | 45.08833 | -100.15333 |
| Hurst Number 1 Dam | Jones | 43.97167 | -100.955 |
| Hurst Number 2 Dam | Jones | 43.97833 | -100.96167 |
| Hurst Number 3 Dam | Jones | 43.975 | -100.94167 |
| Huston Number 1 Dam | Jones | 44.075 | -101.03833 |
| I Molstad Dam | Dewey | 45.43333 | -100.37 |
| I Thompson Dam | Meade | 44.65333 | -102.23417 |
| Indian Dam Number 1 | Fall River | 43.01167 | -103.945 |
| Iona Dam | Lyman | 43.56333 | -99.45667 |
| Iron Creek Dam | Lawrence | 44.375 | -103.98167 |
| Isabel Lake Dam | Dewey | 45.43833 | -101.41167 |
| Ivan Mills Dam | Perkins | 45.48167 | -102.23333 |
| Iversen Number 1 Dam | Jones | 43.98833 | -100.66167 |
| Iversen Number 5 Dam | Jones | 43.99 | -100.70833 |
| Iverson Number 1 Dam | Jones | 43.95833 | -100.80667 |
| Iwan Number 1 Dam | Mellette | 43.57667 | -100.78167 |
| Iwan Number 4 Dam | Mellette | 43.80833 | -101.085 |
| Iwan O M Number 1 Dam | Mellette | 43.82167 | -101.085 |
| Iwan O M Number 3 Dam | Mellette | 43.78333 | -101.10833 |
| J B Love Dam | Corson | 45.6 | -100.62333 |
| J B McGinnis Dam | Perkins | 45.13167 | -102.39333 |
| J Chlecq Dam | Fall River | 43.15333 | -103.69667 |
| J E Sheehan Estate Number 1 Dam | Stanley | 44.64167 | -100.80167 |
| J E Sheehan Estate Number 2 Dam | Stanley | 44.66667 | -100.80167 |
| J E Sheehan Estate Number 3 Dam | Stanley | 44.63667 | -100.67667 |
| J Gebhart Number 1 Dam | Ziebach | 45.41167 | -101.95667 |
| J Harter Dam | Hyde | 44.41 | -99.545 |
| J Issacs Dam | Meade | 44.85167 | -102.63 |
| J Mangin Dam | Potter | 45.18167 | -100.18 |
| J Moeller Dam | Tripp | 43.64667 | -100.17833 |
| J Peterson Dam | Hyde | 44.335 | -99.61333 |
| J Quirk Dam | Hyde | 44.33333 | -99.38167 |
| J Reed Dam | Meade | 44.85833 | -102.155 |
| J Reich Number 1 Dam | Dewey | 45.13167 | -101.475 |
| J Reich Number 2 Dam | Dewey | 45.13167 | -101.475 |
| J Reichert Dam | Dewey | 45.35833 | -101.45 |
| J Tischler Dam | Perkins | 45.04167 | -102.23 |
| J Willey Dam | Potter | 45.19 | -100.10667 |
| Jack Bastain Dam | Perkins | 45.3 | -102.22833 |
| Jack Freeman Dam | Ziebach | 44.86 | -101.84333 |
| Jack Hunt Dam | Ziebach | 44.76833 | -101.31667 |
| Jackson Dam | Lyman | 43.78167 | -99.86833 |
| Jacob Goetz Dam | Walworth | 45.26667 | -100.11167 |
| Jacobi Dam | Harding | 45.78333 | -103.38833 |
| Jacquot Dam | Bennett | 43.36167 | -101.70333 |
| Jake Kern Dam | Corson | 45.78167 | -101.765 |
| James Kjerstad Dam | Pennington | 44.06167 | -102.13833 |
| James Petik Number 1 Dam | Corson | 45.76833 | -101.86667 |
| James Petik Number 2 Dam | Corson | 45.75667 | -101.84667 |
| James Seiler Dam | Corson | 45.88833 | -101.38833 |
| Jans 1 Dam | Mellette | 43.61833 | -100.525 |
| Jans Herald Number 1 Dam | Mellette | 43.54333 | -100.39167 |
| Jarl Number 1 Dam | Mellette | 43.63 | -100.93333 |
| Jarl Oswarld Number 2 Dam | Mellette | 43.62167 | -100.97 |
| Jay A Lake Number 2 Dam | Potter | 45.09667 | -101.70333 |
| Jay A Lake Number 3 Dam | Potter | 45.08833 | -100.22 |
| Jay A Lake Number 4 Dam | Potter | 45.095 | -100.19167 |
| Jay A Lake Number 5 Dam | Potter | 45.08833 | -100.185 |
| Jay Lake Dam | Potter | 45.07333 | -100.23333 |
| Jean Simon Number 1 Dam | Dewey | 45.04833 | -101.015 |
| Jensen Dam | Meade | 44.67167 | -102.7 |
| Jensen Number 1 Dam | Mellette | 43.63 | -100.89 |
| Jensen Number 10 Dam | Mellette | 43.68833 | -100.88167 |
| Jensen Number 5 Dam | Mellette | 43.615 | -100.85167 |
| Jensen Number 7 Dam | Mellette | 43.61667 | -100.84667 |
| Jensen Number 8 Dam | Mellette | 43.635 | -100.86667 |
| Jensen Number 9 Dam | Mellette | 43.63667 | -100.93667 |
| Jenson Dam | Perkins | 45.62 | -102.47 |
| Jerry Willuweit Dam | Pennington | 44.205 | -102.045 |
| Jesse Dam | Ziebach | 44.72917 | -101.65 |
| Jim Schuyler Number 1 Dam | Tripp | 43.65333 | -99.765 |
| Jim Schuyler Number 2 Dam | Tripp | 43.695 | -99.73167 |
| Jim Schuyler Number 3 Dam | Tripp | 43.68 | -99.73833 |
| Joe Gesinger Number 1 Dam | Dewey | 45.07833 | -100.835 |
| Joe Hulm Dam | Perkins | 45.53667 | -102.27 |
| Joe Mangin Dam | Potter | 45.19333 | -100.05333 |
| Joe Papousek Dam | Pennington | 44.00667 | -102.08833 |
| Joe Schomer 1 Dam | Stanley | 44.31167 | -100.32 |
| Joe Schomer 2 Dam | Stanley | 44.29333 | -100.29167 |
| Joe Wiesinger Dam | Perkins | 45.66833 | -102.06333 |
| Joe Wunder Dam | Perkins | 45.555 | -102.24833 |
| John Alley Dam | Corson | 45.50167 | -101.65 |
| John Anderson 2 Dam | Butte | 44.59167 | -103.16667 |
| John Bunker Dam | Lyman | 43.86667 | -99.46833 |
| John Catron Junior Number 1 Dam | Mellette | 43.545 | -101.00167 |
| John Catron Junior Number 3 Dam | Mellette | 43.53833 | -100.97833 |
| John Catron Number 1 Dam | Harding | 45.38 | -103.785 |
| John Catron Number 2 Dam | Harding | 45.39833 | -103.8 |
| John Gehring Dam | Corson | 45.91 | -101.21333 |
| John Gesinger Number 1 Dam | Dewey | 45.1 | -100.86333 |
| John Holloway Dam | Dewey | 45.00667 | -101.17167 |
| John Isaac Dam | Perkins | 45.40667 | -102.815 |
| John Johnson Dam | Perkins | 45.80833 | -101.42 |
| John Liebelt Dam | Walworth | 45.445 | -100.26167 |
| John Meginess Dam | Dewey | 45.45333 | -101.415 |
| John Penor Dam | Perkins | 45.49833 | -102.45167 |
| John Tescher Dam | Perkins | 45.435 | -102.63333 |
| Johnson Brothers 1 Dam | Harding | 45.22 | -103.455 |
| Johnson Brothers Dam | Perkins | 45.67 | -102.37667 |
| Johnson Dam | Ziebach | 45.16333 | -101.48833 |
| Jones Dam | Dewey | 45.42167 | -100.785 |
| Jones Eugene Number 1 Dam | Mellette | 43.48 | -100.69833 |
| Jones Lake Dam | Brule | 43.88917 | -98.91694 |
| Julian Cheney Dam | Pennington | 44.33833 | -102.33667 |
| Junior Schmidt Number 1 Dam | Mellette | 43.48333 | -101.02667 |
| K Darland Dam | Sully | 44.805 | -100.41667 |
| K Dorsey Number 1 Dam | Ziebach | 45.32833 | -101.73333 |
| K Dorsey Number 2 Dam | Ziebach | 45.315 | -101.72167 |
| K Lazy K Ranch Dam | Hyde | 44.315 | -99.49 |
| K Sutton Dam | Sully | 44.73833 | -100.51667 |
| Kaiser Number 1 Dam | Custer | 43.765 | -102.89167 |
| Kary Number 1 Dam | Mellette | 43.42 | -101.09 |
| Kary Number 2 Dam | Mellette | 43.41667 | -101.11167 |
| Kaupp Hereford Ranch Number 1 Dam | Gregory | 43.015 | -99.415 |
| Kaupp Hereford Ranch Number 2 Dam | Gregory | 43.00333 | -99.37 |
| Keith Hansen Dam | Perkins | 45.48667 | -102.86833 |
| Kellers Dam | Corson | 45.755 | -100.52861 |
| Kellogg 1 Dam | Meade | 44.45833 | -102.485 |
| Kennedy Number 1 Dam | Jones | 44.03333 | -100.4 |
| Kerberg Dam | Harding | 45.25667 | -103.80333 |
| Kermit-Johnson-Number 1 Dam | Perkins | 45.905 | -102.91833 |
| Kerstiens Dam | Dewey | 45.30667 | -101.345 |
| King Dam | Tripp | 43.555 | -99.80833 |
| King Number 1 Dam | Jones | 43.94667 | -100.71667 |
| Kirk Cordes Dam | Pennington | 44.23833 | -102.055 |
| Klostergaard Dam | Clay | 43.06833 | -96.82 |
| Knight Dam | Buffalo | 44.06667 | -98.99833 |
| Knippling Stockwater Dam Number 2 | Buffalo | 44.085 | -99.23 |
| Knippling Stockwater Dam Number 3 | Buffalo | 44.12 | -99.21 |
| Knippling Stockwater Dam Number 4 | Buffalo | 44.09833 | -99.26 |
| Knippling Stockwater Dam Number 5 | Buffalo | 44.08 | -99.29667 |
| Knippling Stockwater Dam Number 6 | Buffalo | 44.08333 | -99.33167 |
| Knox Number 1 Dam | Jones | 44.1 | -100.82333 |
| Knox Number 2 Dam | Jones | 44.13667 | -100.915 |
| Knudson Dam | Lyman | 44.02333 | -100.165 |
| Kolezal John Number 8 Dam | Mellette | 43.48333 | -100.69167 |
| Konrad Kjerstad Dam | Pennington | 44.07333 | -102.095 |
| Koskan Dam | Mellette | 44.58 | -100.38 |
| Krog Dam 1 | Buffalo | 44.03833 | -99.11833 |
| Krogman Harold Number 1 Dam | Mellette | 43.455 | -100.85 |
| Krogman Harold Number 3 Dam | Mellette | 43.425 | -100.86667 |
| Krogman Lawrence Number 3 Dam | Mellette | 43.53333 | -100.72 |
| Krogman Louie Number 1 Dam | Mellette | 43.45833 | -100.75833 |
| Krogman Louie Number 2 Dam | Mellette | 43.46 | -100.76333 |
| Krogman Louie Number 3 Dam | Mellette | 43.45667 | -100.69833 |
| Krogman Number 4 Dam | Mellette | 43.53833 | -100.79833 |
| Krong Stockwater Dam | Buffalo | 44.08667 | -99.12167 |
| Krooman Number 1 Dam | Mellette | 43.485 | -100.83 |
| Kruse Dam | Brown | 45.67333 | -98.53833 |
| Kyle Dam | Shannon | 45.43333 | -102.17833 |
| L Aesoph Dam | Hyde | 44.84167 | -99.345 |
| L Bachand Dam | Meade | 44.69833 | -102.15667 |
| L Barnica Dam | Ziebach | 45.44333 | -101.85333 |
| L Ingalls Number 1 Dam | Meade | 44.895 | -102.625 |
| L Ingalls Number 2 Dam | Meade | 44.96 | -102.69 |
| L Koch Dam | Dewey | 45.07833 | -101.38 |
| L M Hanson Dam | Hyde | 44.49167 | -99.53833 |
| L Runestad Dam | Hyde | 44.34333 | -99.51 |
| L Stephenson Dam | Hyde | 44.48333 | -99.48333 |
| L Woodward Dam | Ziebach | 45.05333 | -101.55 |
| LaBold Lake Dam | Grant | 45.05472 | -96.68917 |
| Labrecque Dam | Brule | 43.68167 | -99.88333 |
| Lake 16 Dam | Brule | 43.72 | -98.855 |
| Lake Campbell Dam | Campbell | 45.74139 | -100.13139 |
| Lake Da Ko Tah Dam | Hand | 44.46 | -99.09167 |
| Lake Hiddenwood Dam | Walworth | 45.54667 | -99.98333 |
| Lakner Dam | Pennington | 43.97278 | -102.38944 |
| Lakota Dam | Custer | 43.85 | -103.39667 |
| Lale Pond Number 2 Dam | Harding | 45.22667 | -103.14833 |
| Landis Dam | Brule | 43.695 | -99.29833 |
| Largis Dam | Harding | 45.81833 | -103.33833 |
| Larsen Dam | Lyman | 43.82833 | -99.56833 |
| Larsen Lyman 1 Dam | Pennington | 43.83 | -102.46667 |
| Larsen Lyman 2 Dam | Pennington | 43.82167 | -102.475 |
| Larson Dam | Buffalo | 43.98 | -99.21333 |
| Latham Dam | Faulk | 45.01472 | -99.42111 |
| Lavon Shearer Dam | Pennington | 44.12667 | -102.145 |
| Lee Anderson Dam | Lyman | 43.91333 | -99.90667 |
| Lee Calhoon 1 Dam | Tripp | 43.65 | -99.97167 |
| Lee Calhoon 2 Dam | Tripp | 43.665 | -99.98333 |
| Lee Crower Dam Number 1 | Meade | 44.51333 | -102.75 |
| Lee Dam | Dewey | 45.12056 | -100.70167 |
| Leger Badlands Dam | Harding | 45.32 | -103.72833 |
| Leger East Dam | Harding | 45.30333 | -103.75 |
| Leger Irrigation Dam | Harding | 45.31 | -103.75333 |
| Legion Lake Dam | Custer | 43.80333 | -103.41833 |
| Leland Edwards Dam | Perkins | 45.30333 | -102.885 |
| Lemmon State Lake Dam | Perkins | 45.77444 | -102.01361 |
| Lenard Chapman Dam | Perkins | 45.48833 | -102.36333 |
| Leo Ritter Dam | Walworth | 45.28167 | -100.1 |
| Leo Ruona Pond Number 1 Dam | Harding | 45.46167 | -103.465 |
| Leola Dam | McPherson | 45.72667 | -98.95333 |
| Leonard Kjerstad Number 2 Dam | Pennington | 44.06333 | -102.04167 |
| Leonard Kjerstad Number 3 Dam | Pennington | 44.06167 | -102.04 |
| Leonard Wenck Dam | Corson | 45.91917 | -101.75722 |
| Leonard Ziesier Number 1 Dam | Gregory | 43.00333 | -99.10333 |
| Leonard Ziesler Number 2 Dam | Gregory | 43.01833 | -99.12667 |
| Leslie Caldwell Dam | Stanley | 44.19833 | -100.83833 |
| Lester Hetzel Dam | Corson | 45.76333 | -101.81 |
| Lewellan Engelhardt Dam | Perkins | 45.37333 | -102.39667 |
| Lewis Dam | Pennington | 44.26167 | -102.17833 |
| Lewis Schmidt Dam | Corson | 45.67 | -101.78167 |
| Limestone Butte Dam | Fall River | 43.16167 | -103.16167 |
| Lindia Sattler Dam | Walworth | 45.47 | -100.275 |
| Linker Dam | Tripp | 43.54333 | -99.73833 |
| Lintvedt Number 1 Dam | Jones | 43.895 | -100.43667 |
| Little Dog Dam | Ziebach | 44.71639 | -101.62528 |
| Little Moreau Lake Dam | Dewey | 45.34806 | -101.08889 |
| Little Pond Dam | Harding | 45.42 | -103.4 |
| Little Trickle Tube Dam | Fall River | 43.01167 | -103.07333 |
| Little White River Dike Dam | Bennett | 43.14833 | -101.515 |
| Little White River Project Dam | Bennett | 43.16667 | -101.54667 |
| Livermore Dam | Stanley | 44.17 | -100.55 |
| Lloyd Fox Dam Number 3 | Harding | 45.26333 | -103.62 |
| Lloyd Fox Number 2 Dam | Harding | 45.265 | -103.65167 |
| Lodgepole Dam | Perkins | 45.78833 | -102.64833 |
| Logan Thoene Number 1 Dam | Gregory | 43.02 | -99.06667 |
| Long Hollow Dam | Fall River | 43.14167 | -103.595 |
| Lookout Dam | Lyman | 44.14167 | -100.335 |
| Louder Number 1 Dam | Jones | 43.95 | -100.6 |
| Louder Number 3 Dam | Jones | 43.95333 | -100.61333 |
| Louder Number 4 Dam | Jones | 43.96333 | -100.64333 |
| Louie Englehardt Dam | Perkins | 45.35167 | -102.48333 |
| Louis Bonhorst Number 2 Dam | Stanley | 44.185 | -100.85167 |
| Louis Bonhorst Number 3 Dam | Stanley | 44.17833 | -100.86167 |
| Louis Bonhorst Number 4 Dam | Stanley | 44.21667 | -100.84833 |
| Louis Bonhorst Number 5 Dam | Stanley | 44.21667 | -100.885 |
| Louis Caldwell Dam | Stanley | 44.35833 | -100.41667 |
| Louis Lesmeister Dam | Dewey | 45.045 | -101.065 |
| Louise Dam | Hand | 44.62472 | -99.12972 |
| Ludlow Dam | Harding | 45.65833 | -103.41167 |
| Lundgren 2 Dam | Meade | 44.60333 | -103.04 |
| Lurz Dam | Pennington | 44.28333 | -102.27 |
| Lyle Lewton Dam | Harding | 45.65833 | -104.00667 |
| Lyman Number 1 Dam | Jones | 43.98667 | -100.87833 |
| Lyman Number 2 Dam | Jones | 43.96833 | -100.88167 |
| Lyman Number 3 Dam | Jones | 44.00333 | -100.88833 |
| Lyman Number 4 Dam | Jones | 44.01167 | -100.87667 |
| Lyman Number 5 Dam | Jones | 44.025 | -100.89833 |
| Lyman Number 6 Dam | Jones | 44.015 | -100.85833 |
| Lynn Beals Dam | Hughes | 44.41333 | -99.98333 |
| M A Curtis Dam | Dewey | 44.14167 | -101.225 |
| M Alspach Dam | Ziebach | 45.33333 | -101.65833 |
| M Fisher Dam | Hand | 44.30667 | -99.02833 |
| M Hague Dam | Hyde | 44.59 | -99.375 |
| M Kelley Number 1 Dam | Ziebach | 44.805 | -101.36833 |
| M Matthews Dam | Ziebach | 45.42333 | -101.76833 |
| M Mraz Dam | Ziebach | 45.16 | -101.61167 |
| M O'Grady Dam | Meade | 44.50667 | -102.19167 |
| M Oehlerking Dam | Hyde | 44.34333 | -99.43667 |
| M Schatz Number 1 Dam | Ziebach | 44.9 | -101.26667 |
| M Schremp Dam | Dewey | 45.05667 | -101.39167 |
| M Scism Number 1 Dam | Custer | 43.805 | -102.84833 |
| M Smith Dam | Hyde | 44.21833 | -99.36333 |
| M Vikse Dam | Campbell | 45.94 | -100.19167 |
| M Webb Dam | Dewey | 45.10333 | -101.32667 |
| M7 Dam | Jackson | 43.61389 | -101.42917 |
| Maciejewski Dam | Dewey | 45.86833 | -101.11333 |
| Magnuson Number 2 Dam | Jones | 43.96333 | -100.58333 |
| Mandernach and Carlson Number 1 Dam | Ziebach | 45.00028 | -101.81111 |
| Mandernach and Carlson Number 3 Dam | Ziebach | 44.98667 | -101.855 |
| Mandernach and Carlson Number 4 Dam | Ziebach | 44.96167 | -101.86833 |
| Mandernach and Carlson Number 5 Dam | Ziebach | 44.95667 | -101.84833 |
| Mandernach and Carlson Number 6 Dam | Ziebach | 44.93833 | -101.83 |
| Mandernach and Carlson Number 7 Dam | Ziebach | 44.93833 | -101.77 |
| Mandernach and Carlson Number 8 Dam | Ziebach | 44.94667 | -101.80167 |
| Mandernach and Carlson Number 9 Dam | Ziebach | 45 | -101.86333 |
| Mandernach and Carlson Number Two Dam | Ziebach | 44.97 | -101.81667 |
| Marindahl Dam | Yankton | 43.03722 | -97.25583 |
| Mario Johnson Dam | Perkins | 45.56167 | -102.39833 |
| Mark Fischer Dam | Perkins | 45.23333 | -102.54333 |
| Marlo Johnson Dam | Perkins | 45.58 | -102.50333 |
| Martha Munroe Dam | Meade | 44.73167 | -102.8 |
| Martin Dam | Jackson | 43.80889 | -101.83806 |
| Marvin Reinhold Dam Number 1 | Meade | 44.32333 | -103.115 |
| Mathews Brothers Number 1 Dam | Stanley | 44.20333 | -100.58333 |
| Mathews Brothers Number 2 Dam | Stanley | 44.19833 | -100.595 |
| Matson Dam | Harding | 45.45 | -103.68 |
| Matter Dam | Ziebach | 45.35 | -101.80333 |
| Matzke Lake Dam | Campbell | 45.80333 | -99.765 |
| Maurice Brengle Dam | Harding | 45.35 | -103.49667 |
| Mayberry Park Dam | Hyde | 44.65667 | -99.455 |
| Mayer Dam | Buffalo | 43.98667 | -99.14167 |
| Mays Dam | Jackson | 43.43833 | -101.96667 |
| McCasland and Schiller Number 1 Dam | Meade | 44.505 | -102.34 |
| McCasland and Schiller Number 2 Dam | Meade | 44.53333 | -102.35833 |
| McCasland and Schiller Number 3 Dam | Meade | 44.50667 | -102.35833 |
| McCasland and Schiller Number 4 Dam | Meade | 44.5 | -102.31833 |
| McClellan Brothers Dam | Ziebach | 44.92 | -101.38333 |
| McClure Dam | Custer | 43.63222 | -103.68194 |
| McGregor Dam | Perkins | 48.585 | -102.93667 |
| McHenry Dam | Jackson | 43.81111 | -101.79444 |
| McIntosh Lake Dam | Corson | 45.92167 | -101.33833 |
| McLuin Seymour Dam | Perkins | 45.04833 | -102.85167 |
| Meat Hook Number 1 Dam | Harding | 45.45667 | -103.275 |
| Menno Dam | Hutchinson | 43.26167 | -97.615 |
| Mensch Dam | Hutchinson | 43.395 | -97.645 |
| Mercer Number 1 Dam | Hughes | 44.505 | -99.86667 |
| Merkel Dam | Dewey | 45.40667 | -100.84333 |
| Merrill Karlen Number 1 Dam | Lyman | 43.97167 | -99.595 |
| Meyers Lake Dam | Perkins | 45.9 | -102.09667 |
| Midland Dam | Haakon | 44.075 | -101.16833 |
| Mike Welder Dam | Dewey | 45.38667 | -100.885 |
| Milesville Dam | Haakon | 44.48667 | -101.655 |
| Miller Brothers Dam | Perkins | 45.20833 | -102.77 |
| Milton Trask Dam | Pennington | 44.01167 | -102.19167 |
| Mina Dam | Edmunds | 45.44167 | -98.73167 |
| Mink Dam | Harding | 45.73167 | -103.3 |
| Mirage Dam | Spink | 44.785 | -98.09833 |
| Missile 249 Dam | Pennington | 43.84167 | -102.08333 |
| Mission Dam | Todd | 43.3 | -100.67 |
| Missouri Slope Grazing Association Number 1 Dam | Campbell | 45.80667 | -100.335 |
| Missouri Slope Grazing Association Number 2 Dam | Campbell | 45.81167 | -100.31833 |
| Mitchell Dam | Davison | 43.74028 | -98.02639 |
| Mitchell Lake Dam | Pennington | 43.93833 | -103.53667 |
| Molstad Lake Dam | Walworth | 45.56167 | -100.30111 |
| Mooney 1 Dam | Meade | 44.46833 | -102.655 |
| Moreau Shed Dam | Harding | 45.24 | -103.76833 |
| Morris Hamilton Dam | Perkins | 45.58833 | -102.67167 |
| Morris Jensen Dam | Perkins | 45.59833 | -102.46333 |
| Mud Butte Dam | Harding | 45.77333 | -103.99833 |
| Murdo Dam | Jones | 43.92222 | -100.72139 |
| N Overdahl Dam | Meade | 44.895 | -102.125 |
| N Vansickel Dam | Meade | 44.91889 | -102.52778 |
| Nagel Brothers Dam | Potter | 45.14833 | -100.05333 |
| Neilsen Number 1 Dam | Mellette | 43.655 | -100.76667 |
| Nelder Ebert Number 1 Dam | Corson | 45.78833 | -101.91333 |
| Nelder Ebert Number 2 Dam | Corson | 45.79833 | -101.905 |
| Nelder Ebert Number 3 Dam | Corson | 45.77 | -101.91833 |
| Nels Dam | Lyman | 44.16667 | -100.18333 |
| Nelson Dam Number 1 | Harding | 45.81833 | -103.845 |
| Nelson Number 1 Dam | Mellette | 43.56667 | -100.275 |
| Nestor Kivimaki Dam Number 1 | Butte | 44.93667 | -103.19333 |
| New Underwood Dam | Pennington | 44.10556 | -102.84 |
| New Wall Lake Dam | Pennington | 43.98167 | -102.28167 |
| Newell Dam | Butte | 44.835 | -103.385 |
| Nichols Number 1 Dam | Jones | 43.82167 | -100.47667 |
| Nichols Number 2 Dam | Jones | 43.83667 | -100.48333 |
| Niedan Number 1 Dam | Jones | 43.92833 | -100.815 |
| Nielsen Number 1 Dam | Jones | 43.96833 | -100.40667 |
| Niemi Number 1 Dam | Harding | 45.64333 | -103.565 |
| Niemi Number 2 Dam | Harding | 45.64833 | -103.58333 |
| Niemi Number 3 Dam | Harding | 45.62833 | -103.58833 |
| Niemi Number 4 Dam | Harding | 45.635 | -103.52833 |
| Niemi Number 5 Dam | Harding | 45.66167 | -103.52167 |
| Nix Number 1 Dam | Jones | 43.83667 | -100.67167 |
| Nix Number 2 Dam | Jones | 43.855 | -100.68 |
| Nix Number 3 Dam | Jones | 43.84667 | -100.67 |
| Nix Number 4 Dam | Jones | 43.82 | -100.665 |
| Nobeck Dam | Custer | 43.58 | -103.48556 |
| Nohrenberg Number 3 Dam | Mellette | 43.51167 | -100.66167 |
| Nolan Sexton Dam | Perkins | 45.28667 | -102.40167 |
| Noldner Number 1 Dam | Jones | 43.92833 | -100.81167 |
| Norbert Bonhorst Dam | Stanley | 44.19833 | -100.94833 |
| Nordstrom Dam | Minnehaha | 43.62667 | -96.64833 |
| Norman Number 1 Dam | Stanley | 44.685 | -101.105 |
| Norman Nystrou Dam | Hughes | 44.37667 | -100.165 |
| Norman Schillinstad Dam | Walworth | 45.56333 | -100.35 |
| Normane State Dam | Stanley | 44.355 | -100.54167 |
| North Dam | Harding | 45.72333 | -103.355 |
| Norton Dam | Jackson | 43.90583 | -101.53111 |
| Novantny Brothers Number 1 Dam | Tripp | 43.29667 | -99.855 |
| Novey Joe Number 1 Dam | Mellette | 43.75 | -100.89833 |
| Nygaard Duckpond Dam | Harding | 45.85167 | -103.28167 |
| Nygaard Leaky Dam | Harding | 45.92 | -103.27833 |
| Nygaard Trout Dam | Harding | 45.87 | -103.27333 |
| O Counting Dam | Dewey | 45.08 | -101.4 |
| O Drageset Number 1 Dam | Ziebach | 45.43167 | -101.65167 |
| O Drageset Number 2 Dam | Ziebach | 45.43667 | -101.62667 |
| O Drageset Number 3 Dam | Ziebach | 45.42333 | -101.57833 |
| O Jewett Dam | Dewey | 45.24667 | -101.46333 |
| O'Leary Dam | Dewey | 45.265 | -101.225 |
| O'Leary Ranch 1 Dam | Dewey | 45.23167 | -101.23667 |
| O'Leary Ranch 2 Dam | Dewey | 45.25833 | -101.27167 |
| Oahe Dam | Stanley | 44.45111 | -100.40194 |
| Oakley Eide Number 1 Dam | Gregory | 43.23 | -99.22333 |
| Oakley Eide Number 2 Dam | Gregory | 43.26167 | -99.28167 |
| Oakley Eide Number 3 Dam | Gregory | 43.26 | -99.29 |
| Odou Patterson Dam | Perkins | 45.30833 | -102.415 |
| Oglala Dam | Shannon | 43.17417 | -102.7425 |
| Oil Well Dam Number 1 | Fall River | 43.02667 | -103.45333 |
| Oil Well Dam Number 2 | Fall River | 43.03333 | -103.45333 |
| Oja Number 1 Dam | Harding | 45.60833 | -103.68667 |
| Oja Number 2 Dam | Harding | 45.58667 | -103.65667 |
| OK Anderson Dam | Meade | 44.95833 | -102.64167 |
| Okobojo Dam | Sully | 43.64028 | -100.42556 |
| Old Town Dam | Pennington | 43.98167 | -102.28833 |
| Ollie Stomprud Dam | Meade | 44.99833 | -102.80333 |
| Olsen Dam | Buffalo | 44.055 | -98.98833 |
| Olson Number 1 Dam | Jones | 44.08333 | -100.68333 |
| Olson Number 2 Dam | Jones | 44.09833 | -100.68667 |
| Olson Number 3 Dam | Jones | 44.15333 | -100.75167 |
| Olson Ranches Number 1 Dam | Jones | 44.08333 | -101.01667 |
| Olson Ranches Number 10 Dam | Jones | 44.11833 | -100.88333 |
| Olson Ranches Number 2 Dam | Jones | 44.09 | -100.97833 |
| Olson Ranches Number 5 Dam | Jones | 44.16 | -101.02833 |
| Olson Ranches Number 7 Dam | Jones | 44.14833 | -100.98333 |
| Olson Russell Number 2 Dam | Mellette | 43.70833 | -100.79 |
| Opal Dam | Meade | 44.91167 | -102.42167 |
| Orman Dam | Butte | 44.73111 | -103.67694 |
| Osborne Number 3 Dam | Jones | 44.13667 | -100.52333 |
| Oscar Diess Dam | Lyman | 43.85 | -99.68333 |
| Oscar Orwick Dam | Perkins | 45.05167 | -102.95333 |
| Oscar Rische Dam | Corson | 45.75333 | -100.74 |
| Otto Dietterle Dam | Corson | 45.60833 | -101.96667 |
| Otto Ericson Dam Number 1 | Butte | 45.02167 | -103.72333 |
| Otto Schmidt Dam | Stanley | 44.455 | -101.07 |
| Ottumwa Dam | Haakon | 44.24028 | -101.34333 |
| Owanka 1 Dam | Pennington | 44.02167 | -102.58 |
| P Bachman Dam | Meade | 44.955 | -102.02833 |
| P Garr Dam | Dewey | 45.24667 | -101.435 |
| P Lorang Grazing Association Dam | Meade | 44.895 | -102.18 |
| P Stradinger Number 2 Dam | Dewey | 45.3 | -101.36667 |
| Pactola Dam | Pennington | 44.07222 | -103.48806 |
| Palmer Pearson Number 1 Dam | Haakon | 44.27667 | -101.71167 |
| Palmer Pearson Number 2 Dam | Haakon | 44.28167 | -101.71 |
| Panzour Lake Dam | Brule | 43.62667 | -99.15667 |
| Park Pond Dam | Harding | 45.515 | -103.31 |
| Parks Duck Dam | Harding | 45.755 | -103.06167 |
| Parmelee Dam | Todd | 43.32167 | -101.03667 |
| Pat Stout Dam | Jackson | 43.84 | -101.75333 |
| Pat Stout Number 1 Dam | Jackson | 43.86 | -101.74333 |
| Pattee Creek Flood Control Dam | Lincoln | 43.18 | -96.53833 |
| Patterson Holding Dam | Meade | 44.9 | -102.70167 |
| Paul Berry Dam | Mellette | 43.51833 | -101.17667 |
| Paul Young Dam | Meade | 44.79333 | -102.69167 |
| Pauli Dam | Tripp | 43.59833 | -99.81833 |
| Pauls Irrigation Dam | Harding | 45.73833 | -103.87 |
| Peacock Number 1 Dam | Mellette | 43.65 | -100.28167 |
| Pearl English Crain Number 1 Dam | Hughes | 44.53667 | -100.03167 |
| Pearl Lake Dam | Hand | 44.45417 | -98.9 |
| Pearl Ross Dam | Perkins | 45.65667 | -102.38667 |
| Peck Dam | Perkins | 45.56167 | -102.04833 |
| Peno Grazing Association Dam | Pennington | 44.315 | -102.13667 |
| Peno Lake Dam | Hyde | 44.34 | -99.37167 |
| Perault Number 1 Dam | Jones | 43.86667 | -101.03167 |
| Perault Number 2 Dam | Jones | 43.885 | -101.06167 |
| Perault Number 3 Dam | Jones | 43.88833 | -101.04833 |
| Perault Number 4 Dam | Jones | 43.87333 | -101.02833 |
| Perault Number 5 Dam | Jones | 43.87 | -101.01167 |
| Perault Number 6 Dam | Jones | 43.86667 | -101.02167 |
| Perault Number 7 Dam | Jones | 43.85833 | -101.03 |
| Percy Dam | Pennington | 43.96167 | -102.38667 |
| Pere Pearson 1 Dam | Haakon | 44.28333 | -101.69667 |
| Pere Pearson Dam | Haakon | 44.26833 | -101.68333 |
| Peters 1 Dam | Meade | 44.545 | -103.06333 |
| Peters Number 1 Dam | Jones | 43.98333 | -100.96833 |
| Petersen Kate Number 1 Dam | Mellette | 43.68833 | -100.69167 |
| Peterspuddle Dam | Fall River | 43.25667 | -103.38667 |
| Petranek Number 1 Dam | Mellette | 43.55333 | -100.72833 |
| Pettigrew Dam | Fall River | 43.02667 | -103.31833 |
| Pettigrew Pond Number 1 Dam | Fall River | 43.055 | -103.24333 |
| Pettigrew Pond Number 2 Dam | Fall River | 43.05333 | -103.26833 |
| Pfister Pond Number 1 Dam | Fall River | 43.245 | -104 |
| Pfister Pond Number 2 Dam | Fall River | 43.18667 | -104.01667 |
| Pfister Pond Number 3 Dam | Fall River | 43.12167 | -104.025 |
| Philip H Hamburger Dam | Potter | 45.055 | -99.8 |
| Phillip Jung Number 1 Dam | Corson | 45.575 | -101.385 |
| Phillip Jung Number 2 Dam | Corson | 45.57 | -101.4 |
| Phipps Number 1 Dam | Mellette | 43.565 | -101.205 |
| Pierce Dam | Pennington | 44.29833 | -102.26278 |
| Pierpont Dam | Day | 45.45944 | -97.83667 |
| Pigors Dam | Brown | 45.33528 | -98.00056 |
| Pius Aberle Dam | Corson | 45.48167 | -100.74167 |
| Platte Dam | Charles Mix | 43.385 | -98.88667 |
| Plum Creek Grazing Association Number 1 Dam | Stanley | 44.33 | -100.86333 |
| Plum Creek Grazing Association Number 2 Dam | Stanley | 44.28833 | -100.78833 |
| Ponca Lake Dam | Gregory | 43.06 | -99.14389 |
| Porter Cottonwood Dam | Fall River | 43.22167 | -103.97 |
| Porter Moss Agate Dam | Fall River | 43.36833 | -103.96667 |
| Potts Dam | Potter | 44.93028 | -99.77889 |
| Prairie Dog Creek Dam | Harding | 45.64833 | -103.145 |
| Prairie View Farms Dam Number 1 | Meade | 44.47 | -103.19833 |
| Prince and Sons Number 1 Dam | Stanley | 44.37 | -100.71667 |
| Prince and Sons Number 2 Dam | Stanley | 44.37333 | -100.74167 |
| Pudwell Dam | Corson | 45.92222 | -101.26444 |
| Putnam Dam | Custer | 43.51083 | -103.92722 |
| Quinn Dam | Pennington | 43.99667 | -102.13167 |
| Quinn Township Dam | Pennington | 43.96 | -102.08333 |
| Quirk Dam | Hyde | 44.42167 | -99.355 |
| R A Gebracht Dam | Perkins | 45.26 | -102.91333 |
| R Allgaier Dam | Hand | 44.49333 | -99.14833 |
| R Bartels Number 1 Dam | Dewey | 45.075 | -100.75 |
| R Berndt Dam | Dewey | 45.07 | -101.24667 |
| R Bierman Dam | Ziebach | 45.39333 | -101.71667 |
| R Bierman Number 2 Dam | Ziebach | 45.42167 | -101.65833 |
| R Clark Number 1 Dam | Dewey | 45.42167 | -101.44167 |
| R Clark Number 2 Dam | Dewey | 45.41833 | -101.43833 |
| R Clark Number 3 Dam | Dewey | 45.42667 | -101.43333 |
| R Compton Dam | Meade | 44.785 | -102.03 |
| R E Grazing Number 1 Dam | Dewey | 45.27667 | -101.36167 |
| R Fields Number 1 Dam | Ziebach | 44.89 | -101.62833 |
| R Fields Number 2 Dam | Ziebach | 44.88333 | -101.62833 |
| R Fields Number 4 Dam | Ziebach | 44.82778 | -101.60639 |
| R Fields Number 5 Dam | Ziebach | 44.84667 | -101.60694 |
| R G Goddard Dam | Sully | 44.64833 | -99.68333 |
| R Hampton Number 1 Dam | Meade | 44.99 | -102.65667 |
| R Hanson Dam | Tripp | 43.12833 | -100.08167 |
| R Heath Dam | Potter | 45.155 | -100.16167 |
| R Hepper Dam | Dewey | 45.28667 | -101.43 |
| R Howie Dam | Meade | 44.63 | -102.28833 |
| R Keckley Number 2 Dam | Ziebach | 44.93 | -101.165 |
| R Kinning Dam | Dewey | 45.00333 | -101.27 |
| R L Cundy Dam Number 1 | Butte | 44.85 | -103.66333 |
| R Lemler Dam | Potter | 45.19 | -100.14 |
| R Paine Dam | Hand | 44.48833 | -99.16333 |
| R Schrempp Dam | Dewey | 45.10833 | -101.38833 |
| R Talley Number 1 Dam | Meade | 44.93667 | -102.32833 |
| R Talley Number 2 Dam | Meade | 44.92 | -102.37333 |
| R Van Bockle Dam | Hyde | 44.81667 | -99.53833 |
| R Wolff Dam | Perkins | 45.51667 | -101.10833 |
| Rabbit Creek Dam | Harding | 45.39667 | -103.16333 |
| Rae Number 2 Dam | Jones | 44.07333 | -100.87833 |
| Rae Number 3 Dam | Jones | 44.05 | -100.88333 |
| Rahn Lake Dam | Tripp | 43.10333 | -99.83333 |
| Rahn Number 1 Dam | Jones | 43.81333 | -100.71 |
| Rahn Number 2 Dam | Jones | 43.83333 | -100.71833 |
| Rahn Number 3 Dam | Jones | 43.84333 | -100.72167 |
| Raish Dam | Brule | 43.66667 | -99.32 |
| Ralph Dam | Harding | 45.76917 | -103.06722 |
| Ralph Hamptom Dam | Meade | 45.03333 | -102.60333 |
| Ralph Hedman Dam | Stanley | 44.38333 | -100.99 |
| Ralph Ritter Number 1 Dam | Campbell | 45.825 | -101.33833 |
| Ralph Ritter Number 2 Dam | Campbell | 45.83167 | -100.31833 |
| Randall Dam | Brule | 43.60167 | -99.31333 |
| Rank Dam | Buffalo | 44.06 | -99.365 |
| Rankin Number 1 Dam | Jones | 43.805 | -100.61667 |
| Rankin Number 2 Dam | Jones | 43.80833 | -100.58333 |
| Rasmussen Number 1 Dam | Custer | 43.73167 | -103.23833 |
| Rassmussen Number 1 Dam | Mellette | 43.61667 | -101.105 |
| Ravine Park Dam | Beadle | 44.36806 | -98.20194 |
| Ray E Smith Dam | Custer | 43.55167 | -103.17333 |
| Ray Haberman Sr Number 1 Dam | Dewey | 45.045 | -101.04 |
| Ray Haberman Sr Number 2 Dam | Dewey | 45.02833 | -101.04833 |
| Raymond Hanzlik Dam | Meade | 44.84833 | -102.72833 |
| Raymond Meyer Dam | Perkins | 45.50667 | -102.94667 |
| Reaser Stock Dam | Fall River | 43.12333 | -103.34833 |
| Rebuild Number 1 Dam | Harding | 45.39167 | -103.255 |
| Red Bull Dam | Ziebach | 44.62417 | -101.73583 |
| Red Dale Gulch Dam | Pennington | 44.06167 | -103.295 |
| Red Owl Dam | Meade | 44.69167 | -102.555 |
| Red Plum Dam | Stanley | 44.29 | -100.32167 |
| Redfield Lake Dam | Spink | 44.87806 | -98.52889 |
| Reese Williams Dam | Haakon | 44.305 | -101.76333 |
| Reeves Cattle Company Number 1 Dam | Meade | 44.905 | -102.29667 |
| Reeves Cattle Company Number 2 Dam | Meade | 44.92167 | -102.29167 |
| Reidy Dam | Perkins | 45.87167 | -102.01333 |
| Reliance Dam | Lyman | 43.88167 | -99.59333 |
| Reservation Dam | Roberts | 45.76917 | -96.63861 |
| Reynolds Number 1 Dam | Jones | 43.975 | -100.70833 |
| Reynolds Number 2 Dam | Jones | 43.96833 | -100.71167 |
| Richard Cobb Dam | Corson | 45.74167 | -101.735 |
| Richard Glines Dam | Corson | 45.93667 | -101.195 |
| Richard Waddell Dam | Corson | 45.73667 | -101.91333 |
| Richard Williamson Dam | Meade | 44.63167 | -102.82667 |
| Richard Wolff Dam | Perkins | 45.535 | -102.135 |
| Richardson Number 1 Dam | Jones | 43.74167 | -100.76333 |
| Richardson Number 2 Dam | Jones | 43.82667 | -100.77167 |
| Richmond Dam | Brown | 45.53528 | -98.59 |
| Richtor Dam | Mellette | 43.48 | -100.29 |
| Richtor Howard Number 1 Dam | Mellette | 43.505 | -100.245 |
| Rieman Number 1 Dam | Jones | 43.98667 | -101.05 |
| Road Dam | Harding | 45.655 | -103.025 |
| Road Dam Number 2 | Meade | 44.62167 | -102.00333 |
| Robert Bolander Dam | Campbell | 45.58667 | -100.31 |
| Robert Bubbers Dam | Corson | 45.915 | -101.64333 |
| Robert Calkingsor Dam | Stanley | 44.18 | -100.415 |
| Robert Kressly Dam | Perkins | 45.85 | -102.23333 |
| Robert Schuelke Dam | Meade | 45.03333 | -102.775 |
| Robertson Number 1 Dam | Gregory | 43.33833 | -99.46667 |
| Roby Meyer Number 1 Dam | Ziebach | 45.36167 | -101.63833 |
| Roby Meyer Number 2 Dam | Ziebach | 45.34833 | -101.68833 |
| Roby Meyer Number 3 Dam | Ziebach | 45.33833 | -101.685 |
| Rock Cowan Number 1 Dam | Dewey | 45.07667 | -101.43167 |
| Rock Cowan Number 2 Dam | Dewey | 45.08833 | -101.44667 |
| Rock Cowan Number 3 Dam | Dewey | 45.095 | -101.44667 |
| Rock Cowan Number 4 Dam | Dewey | 45.075 | -101.45333 |
| Rode Hasvold Road Dam | Grant | 45.25333 | -96.92667 |
| Rodney Winkler Dam Number 1 | Butte | 44.845 | -103.48833 |
| Roghair Number 1 Dam | Jones | 43.94333 | -100.90333 |
| Rohloff Number 1 Dam | Mellette | 43.49 | -100.65333 |
| Romey Irrigation Dam | Fall River | 43.08333 | -103.30667 |
| Ronald Philips Dam Number 1 | Meade | 44.38333 | -102.775 |
| Roosevelt Dam | Tripp | 43.20667 | -99.615 |
| Roscoe Riggle Dam | Stanley | 44.41667 | -101.09667 |
| Rose Hill Lake Dam | Hand | 44.31306 | -98.76944 |
| Rose Karnen Dam | Perkins | 45.07667 | -102.84 |
| Rose Rabenberg Number 1 Dam | Campbell | 45.61833 | -100.35333 |
| Rose Rabenberg Number 2 Dam | Campbell | 45.62667 | -100.35833 |
| Roseth Dam | Haakon | 44.51333 | -101.34139 |
| Rosette Dam | Edmunds | 45.55667 | -99.03361 |
| Roubaix Lake Dam | Lawrence | 44.2 | -103.65833 |
| Rowbotham Dam | Perkins | 45.49333 | -102.41333 |
| Roy Brown Dam | Perkins | 45.64333 | -102.1 |
| Roy McGinnis Dam | Perkins | 45.095 | -102.315 |
| Roy Schull Number 1 Dam | Pennington | 43.975 | -102.36167 |
| Roy Schull Number 2 Dam | Pennington | 43.93333 | -102.255 |
| Roy Stout Number 1 Dam | Jackson | 43.87 | -101.73333 |
| Roy Stout Number 2 Dam | Jackson | 43.86667 | -101.73167 |
| Roy Veit Number 4 Dam | Ziebach | 45.12 | -101.68667 |
| Royal McKnight Dam Number 1 | Butte | 44.81167 | -103.74333 |
| Royal McKnight Dam Number 2 | Butte | 44.805 | -103.69333 |
| Ruben Larosh Dam | Potter | 44.96167 | -99.93667 |
| Rudolph Larson Dam | Perkins | 45.48167 | -102.40167 |
| Rufus Gray Dam | Hughes | 44.28667 | -99.82833 |
| Rum Camp Dam | Mellette | 43.54444 | -101.1525 |
| Rust Number 1 Dam | Jones | 44.05 | -100.945 |
| Ryno Number 1 Dam | Mellette | 43.53 | -100.5 |
| Ryno Number 2 Dam | Mellette | 43.59667 | -100.48333 |
| S Baxter Number 1 Dam | Meade | 45.01167 | -102.11667 |
| S Schroder Dam | Meade | 44.50667 | -102.32 |
| S Simon Dam | Meade | 44.615 | -102.19 |
| S Tidball Dam | Dewey | 45.38167 | -101.44333 |
| Sage Creek 344 Dam | Pennington | 43.71667 | -102.31667 |
| Sagebrush Dam | Harding | 45.55833 | -103.87833 |
| Salmen Number 1 Dam | Harding | 45.53333 | -103.61833 |
| Salmen Number 2 Dam | Harding | 45.555 | -103.62667 |
| Salt Lake Dam | Harding | 45.85167 | -103.25833 |
| Sammons Dam | Ziebach | 45.20333 | -101.56167 |
| Sammons Number 2 Dam | Ziebach | 45.21333 | -101.57167 |
| Samuelson Brothers Number 1 Dam | Meade | 44.78167 | -102.68667 |
| Samuelson Brothers Number 2 Dam | Meade | 44.78333 | -102.71333 |
| Samuelson Brothers Number 4 Dam | Meade | 44.78333 | -102.105 |
| Samuelson Dam | Meade | 44.795 | -102.11 |
| Sanders Dam | Meade | 44.55 | -102.54833 |
| Sanderson Number 1 Dam | Jones | 43.95 | -101.015 |
| Sanderson Number 2 Dam | Jones | 43.955 | -101.03 |
| Sanderson Number 3 Dam | Jones | 43.905 | -101.01833 |
| Sandoz Dam | Fall River | 43.28 | -103.13611 |
| Sandy Number 1 Dam | Jones | 43.87333 | -100.89333 |
| Sandy Number 2 Dam | Jones | 43.87833 | -100.91167 |
| Sargent Irrigation Project Dam | Tripp | 43.12833 | -100.08167 |
| Scharman Dam | Bennett | 43.28333 | -101.41667 |
| Schaub Dam | Brule | 43.90333 | -99.22167 |
| Schaur Dam | Harding | 45.93 | -102.94667 |
| Schmidt Number 2 Dam | Mellette | 43.45 | -101.11833 |
| Schmidt Road Number 1 Dam | Mellette | 43.45167 | -100.71667 |
| Schnose Dam Number 1 | Custer | 43.59 | -103.33 |
| Schnose Dam Number 2 | Custer | 43.57167 | -103.33 |
| School Land Dam | Butte | 44.965 | -103.81833 |
| School Section Dam | Meade | 44.25778 | -102.97444 |
| School Section Number 5 Dam | Haakon | 44.61333 | -101.29167 |
| Scoria Dam | Harding | 45.81833 | -104 |
| Seilers Dam | Corson | 45.8875 | -101.38722 |
| Selvin Johnson Dam | Pennington | 44.35667 | -102.19 |
| Shadehill Dam | Perkins | 45.7525 | -102.20139 |
| Shadehill Dike Number 1 | Perkins | 45.74333 | -102.20667 |
| Sharpings Lake Dam | Brule | 43.79694 | -99.135 |
| Sheridan Lake Dam | Pennington | 43.975 | -103.45056 |
| Sheriff Dam | Jones | 44.11667 | -100.43333 |
| Sheriff Number 1 Dam | Jones | 44.12333 | -100.43333 |
| Shirley Miller Dam | Meade | 45.03167 | -102.8 |
| Shoemaker Dam | Davison | 43.53889 | -98.105 |
| Shyne 1 Dam | Pennington | 44.11667 | -102.45833 |
| Sieler Dam | Pennington | 44.12333 | -102.055 |
| Simon Dam | Potter | 45.18 | -99.78833 |
| Simons Brothers Dam | Perkins | 45.63 | -102.13333 |
| Simons Dam | Potter | 45.17944 | -99.79111 |
| Simons Pond Dam | Fall River | 43.21167 | -104.04833 |
| Simpson Brothers Dam | Perkins | 45.61667 | -102.85833 |
| Sioux Falls Diversion Dam and Weir | Minnehaha | 43.6 | -96.73833 |
| Skull Creek Dam | Harding | 45.67 | -103.03667 |
| Sladek Dam | Brule | 43.87667 | -99.08 |
| Slate Creek Dam | Pennington | 44.03889 | -103.62389 |
| Sly Number 1 Dam | Charles Mix | 43.46 | -98.785 |
| Smaltz Brothers Dam | Perkins | 45.26833 | -102.57 |
| Smith and Brost Number 1 Dam | Jones | 43.80333 | -100.88167 |
| Smith Andy Number 1 Dam | Mellette | 43.56 | -100.81333 |
| Smith Dam | Harding | 45.82806 | -103.19944 |
| Smith Number 1 Dam | Custer | 43.66167 | -103.27 |
| Smith Spreader Dam | Harding | 45.82833 | -103.2 |
| Snook Dam | Meade | 44.45833 | -102.46667 |
| Snow Dam | Tripp | 43.55333 | -99.68667 |
| Sonnenschein Number 1 Dam | Stanley | 44.45667 | -100.64167 |
| Sonnenschein Number 2 Dam | Stanley | 44.58833 | -100.55333 |
| Sonnenschein Number 3 Dam | Stanley | 44.40667 | -100.62333 |
| Sorum Dam | Perkins | 45.44 | -102.88667 |
| Soske Dam | Fall River | 43.095 | -103.66833 |
| South Buttes Dam | Harding | 45.33167 | -103.19167 |
| South Dakota Hand Grazing Association Dam | Hyde | 44.63833 | -99.35333 |
| South Dakota Komes 1 Dam | Meade | 44.56 | -103.07333 |
| South Dam | Fall River | 43.47 | -103.075 |
| South Hand Grazing Association Dam | Hyde | 44.63833 | -99.35333 |
| South Whitewater 251 Dam | Pennington | 43.83333 | -102.05 |
| Spearfish Valley Ranch Dam | Lawrence | 44.55333 | -103.86667 |
| Speckels Dam | Brule | 43.83167 | -99.25667 |
| Squaw Humper Dam | Shannon | 43.48667 | -102.94167 |
| Stafford Lake Dam | Edmunds | 45.27417 | -99.20639 |
| Standing Rock Tribe Dam | Corson | 45.54 | -100.965 |
| Stanley Smeenk Dam Number 1 | Butte | 45.13833 | -103.16833 |
| Star Lake Dam | Gregory | 43.05333 | -99.37167 |
| State Land Dam | Meade | 44.74 | -102.9 |
| State of South Dakota Dam | Perkins | 45.21167 | -102.84833 |
| Stephan Mission Dam | Hyde | 44.26167 | -99.48833 |
| Stephen Mission Dam | Hyde | 44.24167 | -99.41167 |
| Sterns Number 1 Dam | Harding | 45.87 | -103.63667 |
| Sterns Number 2 Dam | Harding | 45.87167 | -103.67833 |
| Stewart Dam | Clay | 43.07667 | -96.82 |
| Stickney Dam | Aurora | 43.59667 | -98.33333 |
| Stinking Buffalo Dam | Harding | 45.42333 | -103.385 |
| Stirling Number 1 Dam | Jones | 44.14167 | -100.965 |
| Stockade Lake Dam | Custer | 43.76472 | -103.51361 |
| Stockton Number 1 Dam | Jones | 44.05 | -100.43 |
| Stoney Run Dam | Beadle | 44.31167 | -98.215 |
| Stradinger Number 1 Dam | Dewey | 45.30167 | -101.385 |
| Straka Brothers Dam | Lyman | 43.91167 | -99.45 |
| Streeter Dam | Custer | 43.54667 | -103.36 |
| Stromer Herman Number 1 Dam | Mellette | 43.67833 | -100.8 |
| Stromer Herman Number 2 Dam | Mellette | 43.62 | -100.74833 |
| Styles Number 1 Dam | Jones | 43.98 | -100.45833 |
| Summit Dam | Lyman | 44.10833 | -100.35 |
| Sundall Dam | Tripp | 43.07167 | -100.17333 |
| Sunshine Dam | Haakon | 44.10167 | -101.635 |
| Sweeney Dam | Lyman | 43.765 | -100.005 |
| Sylvan Lake Dam | Custer | 43.8475 | -103.55972 |
| T Holzwarth Dam | Potter | 45.04167 | -100.22 |
| T Jennings Dam | Hyde | 44.22667 | -99.38333 |
| T Mahaffey Dam | Meade | 44.75333 | -102.20333 |
| T Mason Dam | Meade | 44.92 | -102.105 |
| T R Baker Dam | Sully | 44.71 | -100.19667 |
| T Scholzen-Glen Schillingstad Dam | Walworth | 45.53833 | -100.38333 |
| T Sternard Dam | Meade | 44.86667 | -102.205 |
| T Trent Number 1 Dam | Ziebach | 44.81167 | -101.76167 |
| T W Lyman Dam | Corson | 45.92 | -100.775 |
| Tacoma Park Dam | Brown | 45.54 | -98.24667 |
| Tadpole Dam | Harding | 45.91 | -102.98167 |
| Talley Dam | Meade | 44.835 | -102.63 |
| Taylor Brothers Dam | Sully | 44.555 | -100.38167 |
| Ted Matson Dam | Harding | 45.345 | -103.52667 |
| Ted Molstad Dam | Walworth | 45.54833 | -100.33333 |
| Ted Olson Dam | Meade | 44.915 | -102.80833 |
| Teepee Dam | Harding | 45.90167 | -103.29833 |
| Tekakwitha Dam | Roberts | 45.64833 | -97.05333 |
| Temple Number 1 Dam | Jackson | 43.89 | -101.93667 |
| Tennyson Dam | Pennington | 43.9775 | -102.09944 |
| The Heppner Dam | Fall River | 43.21333 | -103.76833 |
| Thed A Holzwarth Dam | Potter | 45.025 | -100.21333 |
| Theodore Kjerstad Dam | Pennington | 44.08333 | -102.10333 |
| Thomas Burke Dam Number 1 | Butte | 45.125 | -103.45833 |
| Thomas Dugan Dam | Corson | 45.63833 | -101.69833 |
| Thomas Number 1 Dam | Jones | 43.755 | -100.67667 |
| Thomas Number 2 Dam | Jones | 43.75 | -100.68833 |
| Thomas Number 3 Dam | Jones | 43.74667 | -100.71833 |
| Thorstensen 1 Dam | Dewey | 45.245 | -101.165 |
| Thorstensen 2 Dam | Dewey | 45.21167 | -101.16167 |
| Thorstensen 3 Dam | Dewey | 45.22167 | -101.03 |
| Thybo Pond Dam | Harding | 45.41167 | -103.12 |
| Timber Lake Cattle Company Number 3 Dam | Dewey | 45.325 | -101.03 |
| Tisdale Lake Dam | Meade | 44.19611 | -102.675 |
| Tom Gabbert Dam | Perkins | 45.45 | -102.25333 |
| Tom Hauk Number 1 Dam | Walworth | 45.30333 | -100.235 |
| Tom Mason Dam | Perkins | 45.085 | -102.29167 |
| Tony Krebs Dam | Pennington | 44.00667 | -102.01667 |
| Tornow Number 1 Dam | Jones | 43.84167 | -100.82333 |
| Tower Dam | Todd | 43.32833 | -100.52 |
| Tribal Dam | Stanley | 44.22167 | -100 |
| Tribe Number 1 Dam | Ziebach | 44.79833 | -101.82833 |
| Tribe Number 10 Dam | Ziebach | 44.72667 | -101.425 |
| Tribe Number 11 Dam | Ziebach | 45.335 | -101.795 |
| Tribe Number 2 Dam | Ziebach | 45.10667 | -101.735 |
| Tribe Number 3 Dam | Ziebach | 45.38833 | -101.78833 |
| Tribe Number 4 Dam | Ziebach | 45.18833 | -101.51833 |
| Tribe Number 6 Dam | Ziebach | 44.70667 | -101.96167 |
| Tribe Number 7 Dam | Ziebach | 44.72167 | -101.925 |
| Tribe Number 8 Dam | Ziebach | 44.70333 | -101.85667 |
| Tribe Number 9 Dam | Ziebach | 44.8 | -101.64667 |
| Triple Seven Number 1 Dam | Custer | 43.685 | -103.09167 |
| Triple Seven Number 2 Dam | Custer | 43.71333 | -103.15 |
| Tripp Dam | Hutchinson | 43.2025 | -98.08028 |
| Trotter Ranch Dam | Fall River | 43.115 | -103.82333 |
| Trout Dam | Fall River | 43.03333 | -103.39833 |
| Troy Lee Hunt Dam | Corson | 45.85 | -101 |
| Truman Dam | Harding | 45.29 | -103.67167 |
| Tubbs Dam | Fall River | 43.39083 | -103.95222 |
| Tubbs Moss Agate Dam | Fall River | 43.38833 | -103.95167 |
| Tufte Dam | Harding | 45.85667 | -103.40833 |
| Turbiville Irrigation Dam | Harding | 45.62 | -104.02 |
| Turgeon Dam | Brule | 43.92833 | -99.18 |
| Turtle Creek Dam | Harding | 45.705 | -103.18667 |
| Twin Dams | Butte | 45.05944 | -103.98389 |
| UDLH Flood Control Dam | Brookings | 44.45833 | -96.50833 |
| V Anders Dam | Perkins | 45.05833 | -102.09 |
| V Garrett Dam | Sully | 44.695 | -100.49167 |
| V Miller Dam | Ziebach | 45.13667 | -101.97167 |
| V Miller Number 1 Dam | Ziebach | 45.11667 | -101.93833 |
| V Wall Dam | Ziebach | 45 | -101.555 |
| Van Collins Number 2 Dam | Mellette | 43.63 | -100.42667 |
| Varilek Fishpond Number 1 Dam | Charles Mix | 43.14333 | -98.68833 |
| Varilek Fishpond Number 2 Dam | Charles Mix | 43.14833 | -98.69667 |
| Vern Anders Dam | Perkins | 45.16167 | -102.685 |
| Vern Long Dam | Dewey | 45.31667 | -101.10333 |
| Versely Number 1 Dam | Mellette | 43.67667 | -100.31333 |
| Versely Number 2 Dam | Mellette | 43.66833 | -100.31833 |
| Veryl Schroeder 1 Dam | Pennington | 44.33667 | -102.18167 |
| Veryl Schroeder 2 Dam | Pennington | 44.33333 | -102.185 |
| Vessey Dam | Harding | 45.87917 | -103.13 |
| Vesta Dam | Pennington | 44.12667 | -102.68667 |
| Victoria Dam | Pennington | 44.02 | -103.38833 |
| Viet | |||