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Geography Home Browse by State Browse by Feature Definitions Top 10 |
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Geography Home Browse by State Browse by Feature Definitions Top 10 |
Washington Dam
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Feature Name
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County
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Latitude
|
Longitude
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| Aberdeen Lake Dam | Grays Harbor | 46.98167 | -123.74 |
| Alaska Street Reservoir North Dam | Pierce | 47.24333 | -122.45667 |
| Alaska Street Reservoir South Dam | Pierce | 47.24167 | -122.45667 |
| Alder Dam | Pierce | 46.80167 | -122.30917 |
| Alexander Lake Dam | Kitsap | 47.54583 | -122.72056 |
| Alkali Lake Dam | Grant | 47.51667 | -119.49972 |
| Anderson Pond Dam | Pierce | 47.19833 | -122.655 |
| Antilon Lake Dam | Chelan | 47.96167 | -120.15167 |
| Antilon Saddle Dam | Chelan | 47.98333 | -120.15833 |
| Antilon Saddle Dam Number Two | Chelan | 47.97167 | -120.15833 |
| Armstrong Lake Dam | Lincoln | 47.435 | -118.19167 |
| Asotin Dam | Asotin | 46.3375 | -117.0125 |
| Ayer Reservoir Dam | San Juan | 48.63167 | -122.895 |
| B and W Pond Dam Number One | Skamania | 45.655 | -122.04167 |
| B and W Pond Dam Number Three | Skamania | 45.65167 | -122.045 |
| Baker Dam | Skagit | 48.54778 | -121.73972 |
| Baker Lake Dam | Pend Oreille | 48.20167 | -117.27667 |
| Bale Dam Number One | Pacific | 46.69 | -123.79333 |
| Bale Dam Number Two | Pacific | 46.695 | -123.79833 |
| Ballinger Lake Outlet Dam | Snohomish | 47.78167 | -122.32167 |
| Banks Lake North Dam | Grant | 47.94 | -119.01667 |
| Barnaby Slough Number Two Dam | Skagit | 48.47833 | -121.55 |
| Barringer Dam | Kitsap | 47.43667 | -122.69333 |
| Battlepoint Park Reservoir Dam | Kitsap | 47.66667 | -122.58 |
| Beacon Hill Number Reservoir Dam | King | 47.57167 | -122.31 |
| Beacon Hill South Reservoir Dam | King | 47.57 | -122.31 |
| Bear Creek Dam | Skagit | 48.62 | -121.73667 |
| Beaver Dam | Thurston | 46.82 | -122.47 |
| Beaver Lake Dam | Okanogan | 48.46667 | -119.86667 |
| Beehive Dam | Chelan | 47.32639 | -120.39667 |
| Beitey Lake Dam | Stevens | 48.16944 | -117.62833 |
| Bennett Dam | Grant | 47.45833 | -119.07 |
| Bennettsen Lake Dam | Mason | 47.47 | -122.95833 |
| Berge Reservoir Dam | Skamania | 45.73333 | -121.75333 |
| Berger Dam | Thurston | 46.86667 | -122.80167 |
| Bernsen Dam | Franklin | 46.63833 | -119.08833 |
| Bernsens 810 Reservoir Dam Number One | Franklin | 46.56833 | -119.03167 |
| Bernsens 810 Reservoir Dam Number Three | Franklin | 46.56667 | -119.02833 |
| Bernsens 810 Reservoir Dam Number Two | Franklin | 46.56667 | -119.03 |
| Bernsens Duck Pond Dam | Franklin | 46.57167 | -119.01 |
| Beth Lake Dam | Okanogan | 48.86 | -118.98667 |
| Biddle Lake Dam | Clark | 45.59833 | -122.54333 |
| Big Four Lake Dam | Columbia | 46.26 | -117.66333 |
| Big Quilcene Dam | Jefferson | 47.78528 | -122.97944 |
| Bigelow Dam | Grays Harbor | 46.975 | -123.70667 |
| Billingsley Dam | Douglas | 47.445 | -119.81 |
| Binford Reservoir Dam | Clark | 45.88833 | -122.63333 |
| Bitter Lake Reservoir Dam | King | 47.73 | -122.34667 |
| Black Diamond Reservoir Dam | Clallam | 48.10167 | -123.46167 |
| Black Lake Dam | Adams | 46.90667 | -119.29 |
| Blaine Reservoir Dam | Whatcom | 48.985 | -122.69 |
| Blair Reservoir Dam | Benton | 46.17167 | -119.10667 |
| Blalock Lake Dam | Walla Walla | 46.05333 | -118.41333 |
| Blue Gulch Reservoir Dam | Stevens | 48.59 | -118.09833 |
| Blue Lake Dam | Columbia | 46.325 | -117.67 |
| Boise Cascade Aeration Lagoon Dam | Pierce | 47.18333 | -122.57667 |
| Boise Cascade Mill Waste Pond Dam | Stevens | 48.615 | -118.11667 |
| Bonaparta Lake Dam | Okanogan | 48.79333 | -119.06 |
| Borst Lake Dam | Lewis | 46.72333 | -122.97667 |
| Boundary Dam | Pend Oreille | 48.98722 | -117.34639 |
| Bow Lake Reservoir Dam | King | 47.46 | -122.30333 |
| Box Canyon Dam | Pend Oreille | 48.78028 | -117.41139 |
| Boyce Dam | San Juan | 48.57167 | -123.06333 |
| Boyd Lower Reservoir Dam | San Juan | 48.63167 | -122.81833 |
| Boyd Middle Reservoir Dam | San Juan | 48.635 | -122.82167 |
| Bradley Creek Dam | Pierce | 47.22833 | -122.68833 |
| Bradley Lake Dam | Pierce | 47.16333 | -122.28167 |
| Bremerton Reservoir Number Four Dam | Kitsap | 47.55 | -122.675 |
| Bremerton Reservoir Number Three Dam | Kitsap | 47.55 | -122.685 |
| Brian Dam | Lewis | 46.53833 | -122.49167 |
| Brown Dam | Whatcom | 48.72667 | -122.69667 |
| Browns Lake Dam | Stevens | 48.23333 | -117.805 |
| Buck Lake Dam | Mason | 47.25167 | -122.95 |
| Buckbee Dam | Clark | 45.86 | -122.645 |
| Builders Dam | Snohomish | 47.82667 | -122.08833 |
| Bullard Dam | Whatcom | 48.70667 | -122.44 |
| Bumping Lake Dam | Yakima | 46.87333 | -121.3 |
| Bunger Dam | Yakima | 46.42 | -120.215 |
| Burlingame Dam | Benton | 46.04667 | -119.16833 |
| Burns Dam | Snohomish | 47.825 | -122.09167 |
| Burton and Louthan Dam | San Juan | 48.52667 | -123.07833 |
| Busch Pond Dam | Whitman | 46.55 | -117.11833 |
| Butte Creek Reservoir Dam | Pacific | 46.71333 | -123.74333 |
| Butterworth Dam | Pierce | 47.2 | -122.69556 |
| Byron Ponds Dam | Yakima | 46.19333 | -119.885 |
| C and H Johnson Dam Number One | Kitsap | 47.63167 | -122.55667 |
| C and H Johnson Dam Number Three | Kitsap | 47.63167 | -122.55833 |
| C and H Johnson Dam Number Two | Kitsap | 47.63167 | -122.55667 |
| Caldwell Dam | Skamania | 45.65167 | -122.24667 |
| Calispell Lake Dam | Pend Oreille | 48.29 | -117.32 |
| Calkins Dam | Snohomish | 47.90167 | -122.185 |
| Callison Dam | Yakima | 46.39167 | -120.01167 |
| Camden Dam | Pend Oreille | 48.04667 | -117.16167 |
| Cammack Dam | Chelan | 47.30833 | -120.29167 |
| Camp Kwoneesum Dam | Skamania | 45.67167 | -122.21833 |
| Camp Seven Pond Number Two Dam | Pacific | 46.61667 | -123.54667 |
| Campbell Slough Dam | Grays Harbor | 47.04667 | -124.06 |
| Canaday Dam | Snohomish | 48.23 | -122.02667 |
| Carlisle Lake Dam | Lewis | 46.57833 | -122.72667 |
| Carnation Waste Pond Number Five Dam | Grant | 47.12167 | -119.08167 |
| Carnation Waste Pond Number Seven Dam | Grant | 47.12167 | -119.14 |
| Casad Dam | Kitsap | 47.53833 | -122.77833 |
| Cascade Lake Dam | San Juan | 48.65 | -122.865 |
| Cascade Mill Pond Dam | Yakima | 46.61833 | -120.495 |
| Cathcart Sanitary Landfill Dam | Snohomish | 47.875 | -122.11833 |
| Catnation Waste Pond Number Six Dam | Grant | 47.12167 | -119.155 |
| Cattail Lake Dam | Kitsap | 47.77 | -122.70667 |
| Cedar Creek Reservoir Dam | Pend Oreille | 48.75333 | -117.44167 |
| Cedar Street Reservoir Dam | Cowlitz | 46.15333 | -122.93667 |
| Centralia Dam | Thurston | 46.89944 | -122.49611 |
| Chambers Creek Reservoir Dam | Pierce | 47.19167 | -122.57333 |
| Chambers Lake Dam | Pierce | 47.01333 | -122.53 |
| Chaplain Lake North Dam | Snohomish | 47.97 | -121.85333 |
| Chaplain Lake South Dam | Snohomish | 47.945 | -121.83 |
| Chapman Lake Dam | Spokane | 47.355 | -117.56667 |
| Chapman Lake Saddle Dam | Spokane | 47.35333 | -117.57 |
| Chelan Dam | Chelan | 47.83444 | -120.01139 |
| Chelatchie Prarie Mill Pond Dam | Clark | 45.92667 | -122.37333 |
| Chief Joseph Dam | Douglas | 47.99528 | -119.63917 |
| Childress-Winegar Dam | Kittitas | 47.12167 | -120.795 |
| Christine Lake Dam | Mason | 47.47 | -122.965 |
| City Lakes Dam | Jefferson | 47.99 | -122.84667 |
| Clark County Sewage Pond Dam | Clark | 45.69167 | -122.66333 |
| Clark Reservoir Dam | Clark | 45.63 | -122.41 |
| Cle Elum Dam | Kittitas | 47.245 | -121.07333 |
| Clear Creek Dam | Yakima | 46.62806 | -121.26972 |
| Clear Lake Dam | Chelan | 47.29833 | -120.3 |
| Coes Dam | Skamania | 46.26667 | -122.16 |
| Coffin Sheep Dam | Benton | 46.03667 | -119.17 |
| Coffin Sheep Dam Number Three | Benton | 46.005 | -119.25167 |
| Colchuck Lake Dam | Chelan | 47.495 | -120.835 |
| Columbia Park Dam | Benton | 46.22 | -119.14 |
| Colvin Creek Dam | Cowlitz | 45.94 | -122.60833 |
| Conconully Dam | Okanogan | 48.53722 | -119.7475 |
| Condit Dam | Klickitat | 45.7675 | -121.53667 |
| Conger Lake Dam | Pend Oreille | 48.38167 | -117.38333 |
| Conger Pond Dam | Pend Oreille | 48.385 | -117.38667 |
| Conradi Lake Dam | Cowlitz | 46.37833 | -122.78167 |
| Cook Dam | Snohomish | 47.78667 | -122.18333 |
| Cougar Creek Reservoir Dam | Wahkiakum | 46.195 | -123.35333 |
| Cougar Mountain Farm Dam | Thurston | 46.83 | -122.54833 |
| Courner Dam | Mason | 47.31667 | -122.92333 |
| Courtenay Dam | Kitsap | 47.79333 | -122.515 |
| Cow Lake Dam | Adams | 47.12833 | -118.175 |
| Coweman Gravel Pit Number One Dam | Cowlitz | 46.13 | -122.84667 |
| Coweman Gravel Pit Number Two Dam | Cowlitz | 46.13333 | -122.85 |
| Cranberry Lake Dam | Skagit | 48.505 | -122.64333 |
| Crazy Rapids Reservoir Dam | Okanogan | 48.16667 | -119.67667 |
| Crib Dam | King | 47.41 | -121.725 |
| Crisman Reservoir Dam | Clark | 45.59833 | -122.435 |
| Crystal Lake Dam | King | 47.77667 | -122.10667 |
| Culmback Dam | Snohomish | 47.97556 | -121.68528 |
| Cultus Mountain Reservoir Dam A | Skagit | 48.395 | -122.18833 |
| Cultus Mountain Reservoir Dam B | Skagit | 48.39333 | -122.18667 |
| Cultus Mountain Reservoir Dam C | Skagit | 48.38667 | -122.185 |
| Curl Lake Dam | Columbia | 46.255 | -117.67167 |
| Curlew Lake Dam | Ferry | 48.76417 | -118.65889 |
| Cushman Dam | Mason | 47.42278 | -123.22139 |
| Cypress Lake East Dam | Skagit | 48.58 | -122.70833 |
| Cypress Lake West Dam | Skagit | 48.58 | -122.70833 |
| Dagger Lake Dam | Snohomish | 47.815 | -121.79 |
| Dahlman Dam | Island | 47.98167 | -122.53 |
| Dam Number 1-A | Lewis | 46.75 | -122.84333 |
| Dam Number 3B | Lewis | 46.74167 | -122.83333 |
| Dam Number Eight | Lewis | 46.705 | -122.81333 |
| Dam Number Five | Lewis | 46.75 | -122.83 |
| Dam Number Four | Lewis | 46.74667 | -122.83 |
| Dam Number One | Lewis | 46.75333 | -122.84333 |
| Dam Number Seven | Lewis | 46.70667 | -122.80833 |
| Dam Number Six | Lewis | 46.755 | -122.84333 |
| Dam Number Three | Lewis | 46.74667 | -122.84333 |
| Dam Number Two | Lewis | 46.74667 | -122.84167 |
| Darrington Water Works Dam | Snohomish | 48.23333 | -121.59333 |
| David Lake Dam | Kitsap | 47.53333 | -122.55167 |
| Davis Creek Dam | Grays Harbor | 47.07167 | -123.93167 |
| Davis Lake Dam | Okanogan | 48.44167 | -120.12167 |
| Day Mine Tailings Pond Dam | Ferry | 48.675 | -118.75333 |
| Dayton Lumber Company Mill Dam | Columbia | 46.28667 | -118.10333 |
| Decie Lake Dam | Pend Oreille | 48.05167 | -117.14833 |
| Deep Lake Dam | Grant | 47.58833 | -119.34 |
| Deer Lake Dam | Columbia | 46.305 | -117.65167 |
| Deruwe Dam | Spokane | 47.60833 | -117.125 |
| Deschutes Dam | Thurston | 47.04333 | -122.90833 |
| Devils Hole Dam | Kitsap | 47.73833 | -122.73333 |
| Diablo Dam | Whatcom | 48.71444 | -121.13 |
| Dohman Creek Dam | Pacific | 46.34833 | -123.995 |
| Dosser Reservoir Dam | Spokane | 47.615 | -117.11833 |
| Dragoon Lake Dam | Spokane | 47.96333 | -117.48667 |
| Dry Falls Dam | Grant | 47.62 | -119.30639 |
| Dryden Diversion Dam | Chelan | 47.555 | -120.57167 |
| Duncan Dam Number 1 | Pend Oreille | 48.23833 | -117.12333 |
| Duncan Dam Number 2 | Pend Oreille | 48.235 | -117.11333 |
| Dunlap Pond Dam | Thurston | 46.8 | -122.96833 |
| Durhack Dam Number Five | San Juan | 48.58167 | -123.085 |
| Durhack Dam Number Four | San Juan | 48.58 | -123.08667 |
| Durhack Dam Number One | San Juan | 48.57833 | -123.08167 |
| Durhack Dam Number Seven | San Juan | 48.575 | -123.08 |
| Durhack Dam Number Six | San Juan | 48.57333 | -123.07833 |
| Durhack Dam Number Three | San Juan | 48.57833 | -123.085 |
| Durhack Dam Number Two | San Juan | 48.575 | -123.08 |
| Duroucher Dam | San Juan | 48.475 | -122.89667 |
| Dutro Dam | Clallam | 48.1 | -123.30833 |
| Eagle Creek Dam | Lewis | 46.73333 | -123.07333 |
| Easton Diversion Dam | Kittitas | 47.24167 | -121.18667 |
| Eatonville Mill Pond Dam | Pierce | 46.86 | -122.265 |
| Echo Lake Dam | King | 47.50667 | -121.87 |
| Ed Schmauder Dam | Grant | 47.16833 | -119.105 |
| Eden Creek Dam | Pierce | 47.2 | -122.69667 |
| Edward Springs Reservoir Dam | Snohomish | 48.15333 | -122.24 |
| Eightmile Lake Outlet Dam | Chelan | 47.52 | -120.85667 |
| Elder Reservoir Dam | Snohomish | 47.81 | -122.21 |
| Electric Creek Dam | Pacific | 46.705 | -123.79333 |
| Electron Diversion Dam | Pierce | 46.90667 | -122.03833 |
| Electron Reservoir Dam | Pierce | 46.98667 | -122.17333 |
| Elliott Dam | Pend Oreille | 48.31333 | -117.38667 |
| Elmer Dam | Clark | 45.89833 | -122.545 |
| Elwha Dam | Clallam | 48.095 | -123.555 |
| Elwick Dam | Clallam | 47.99 | -123.05667 |
| Emery Pond Dam | Pierce | 47.04333 | -122.30833 |
| Emtman Dam Number One | Spokane | 47.45667 | -117.54667 |
| Emtman Dam Number Two | Spokane | 47.46167 | -117.58 |
| Enloe Dam | Okanogan | 48.96472 | -119.5025 |
| Epperson Creek Fish Pond Dam | Clallam | 48.11667 | -123.14167 |
| Erickson Dam | Clark | 45.88667 | -122.51667 |
| Erickson Dam Number One | San Juan | 48.54167 | -123.07667 |
| Erickson Dam Number Two | San Juan | 48.54167 | -123.07833 |
| Evancha Dam Number Two | Snohomish | 48.165 | -122.08833 |
| Evanchaa Dam Number One | Snohomish | 48.165 | -122.08667 |
| Everett Reservoir Number Five Dam | Snohomish | 47.95167 | -122.225 |
| Everett Reservoir Number Four Dam | Snohomish | 47.96833 | -122.22 |
| Everett Reservoir Number Three Dam | Snohomish | 47.94333 | -122.21333 |
| Everett Reservoir Number Two Dam | Snohomish | 47.96667 | -122.22 |
| Failor Lake Dam | Grays Harbor | 47.10667 | -123.96167 |
| Falls Lake Dam | Grant | 47.6 | -119.36667 |
| Fanchers Dam | Okanogan | 48.83 | -119.26333 |
| Fargher Pond Dam | Clark | 45.90667 | -122.51833 |
| Fassett Reservoir Dam | Clark | 45.91333 | -122.45833 |
| Fawn Lake Dam | Mason | 47.16 | -123.06167 |
| Firwood Pit Dam | Pierce | 47.22333 | -122.31333 |
| Fish Lake Dam | Okanogan | 48.61 | -119.68333 |
| Fishtrap Lake Dam | Lincoln | 47.35556 | -117.82194 |
| Flett Creek Holding Basin Dam | Pierce | 47.18667 | -122.48667 |
| Floyd Cove Dam | Pierce | 47.225 | -122.70333 |
| Flume Creek Reservoir Dam | Pend Oreille | 48.875 | -117.38667 |
| Follette Dam | Lewis | 46.57 | -123.08833 |
| Forks Dam | Clallam | 47.93333 | -124.43833 |
| Fortson Mill Pond Dam | Snohomish | 48.275 | -121.73 |
| Fowler Reservoir Dam | San Juan | 48.68 | -122.93 |
| Frank Matney Dam | Stevens | 48.97 | -117.53667 |
| Freeman Dam | Snohomish | 47.885 | -121.78833 |
| Frozen Lake Dam | Pierce | 46.92 | -121.665 |
| Gagne Dam | San Juan | 48.53 | -122.98 |
| Gardner Dam | Snohomish | 48.08167 | -121.98 |
| Garhart Reservoir Dam | Snohomish | 47.85 | -122.21333 |
| Gebbers Dam Number One | Okanogan | 48.11333 | -119.765 |
| Gebbers Dam Number Three | Okanogan | 48.115 | -119.76333 |
| Gebbers Dam Number Two | Okanogan | 48.115 | -119.765 |
| Glenhaven Lakes Dam | Whatcom | 48.65667 | -122.33 |
| Glud Pond Dam | Kitsap | 47.65 | -122.63167 |
| Glyn Dam | Grant | 47.27167 | -119.315 |
| Goodrow Dam | San Juan | 48.46333 | -122.89833 |
| Gorge Dam | Whatcom | 48.69806 | -121.20722 |
| Gould Dam | San Juan | 48.475 | -123.01 |
| Grand Coulee Dam | Grant | 47.95611 | -118.97944 |
| Grant Dam | San Juan | 48.60167 | -122.925 |
| Grass Lake Dam | Thurston | 47.05611 | -122.95694 |
| Graves Dam | Klickitat | 45.78333 | -121.345 |
| Green Lake Reservoir Dam | King | 47.68167 | -122.31333 |
| Green River Rearing Pond Dam | King | 47.32333 | -121.90333 |
| Greenwood Reservoir Number One Dam | Chelan | 47.30667 | -120.31333 |
| Greenwood Reservoir Number Two Dam | Chelan | 47.30833 | -120.31333 |
| Gunderson Dam | Pacific | 46.61833 | -123.94667 |
| H and H Reservoir Number One Dam | Chelan | 47.33333 | -120.39667 |
| H And H Reservoir Number Two Dam | Chelan | 47.33667 | -120.39667 |
| Haight Reservoir Dam | Clark | 45.59 | -122.43667 |
| Haleys Dam | Pierce | 47.3 | -122.78667 |
| Halsey Dam Number One | San Juan | 48.49167 | -123.025 |
| Halsey Dam Number Three | San Juan | 48.49333 | -123.02333 |
| Halsey Dam Number Two | San Juan | 48.49167 | -123.02 |
| Hansen Dam | Jefferson | 47.98 | -122.71 |
| Heater Pond Dam | Pend Oreille | 48.44333 | -117.28167 |
| Heather Lake Dam | Pend Oreille | 48.72833 | -117.56167 |
| Heavens-Lass Lagoon Dam | Whatcom | 48.84833 | -122.43167 |
| Heide Pond Dam | Whatcom | 48.89667 | -122.74667 |
| Heidenreich Dam | San Juan | 48.50667 | -123.10167 |
| Hidden Lake Dam | King | 47.75167 | -122.37 |
| Higginbotham Reservoir Dam | Grant | 47.805 | -119.135 |
| Hiim Reservoir Dam | Clark | 45.83833 | -122.67333 |
| Hilen Dam | San Juan | 48.55667 | -122.96333 |
| Hiram M Chittenden Locks | King | 47.66583 | -122.39528 |
| Hiram M Chittenden Locks and Dam | King | 47.665 | -122.39667 |
| Hog Lake Dam | Spokane | 47.37389 | -117.80833 |
| Holiday Lake Dam | Whatcom | 48.67833 | -122.63833 |
| Holmes Dam | King | 47.43833 | -121.98833 |
| Homestead Lake Dam | Pend Oreille | 48.13333 | -117.29167 |
| Homola Dam | Clark | 45.83333 | -122.45833 |
| Honeymoon Lake Dam | Island | 48.05167 | -122.55 |
| Hood Street Reservoir Dam | Pierce | 47.23167 | -122.44333 |
| Horn Rapids Dam | Benton | 46.37889 | -119.41583 |
| Horse Spring Coulee Dam | Okanogan | 48.78667 | -119.56333 |
| Howard A Hanson Dam | King | 47.27778 | -121.78556 |
| Huckleberry Mountain Reservoir Dam | Columbia | 46.19333 | -117.825 |
| Humes Dam | San Juan | 48.61 | -122.94 |
| Hunter Dam | Stevens | 48.12333 | -118.15667 |
| Hunters Pond Dam | Stevens | 48.11167 | -118.22333 |
| Ice Harbor Lock and Dam | Walla Walla | 46.24972 | -118.87861 |
| Indian Dan Canyon Dam | Okanogan | 48.10667 | -119.86333 |
| Indian Hill Reservoir Dam | Pierce | 47.305 | -122.41167 |
| Ione Mill Pond Dam | Pend Oreille | 48.73833 | -117.41333 |
| Isabelle Lake Dam | Pend Oreille | 48.05 | -117.14333 |
| James Dam | Kitsap | 47.50833 | -122.52 |
| Jean Lake Dam | King | 47.31333 | -122.37833 |
| Jenkins-Webley Dam | Douglas | 47.73333 | -119.41 |
| John Day Dam | Klickitat | 45.71806 | -120.69278 |
| Johnson Dam | San Juan | 48.52833 | -122.98167 |
| Johnson Marsh Dam | Pierce | 47.04167 | -122.5 |
| Jorgensen Dam | Douglas | 47.66667 | -119.47333 |
| Judy Reservoir Dam A | Skagit | 48.47167 | -122.18833 |
| Judy Reservoir Dam B | Skagit | 48.47833 | -122.17667 |
| Julian Dam | Skamania | 45.61 | -122.19167 |
| Jumpoff Jim Lake Dam | Stevens | 48.15333 | -117.655 |
| Kachess Dam | Kittitas | 47.26444 | -121.20472 |
| Kaelin Dam | Pierce | 47.22167 | -122.74 |
| Kaufman Dam | Thurston | 47.075 | -122.935 |
| Kautz Dam | Adams | 46.945 | -118.46667 |
| Kedric Baker Dam | Stevens | 48.06833 | -117.53667 |
| Keechelus Dam | Kittitas | 47.3225 | -121.33806 |
| Kent Meadows Lake Dam | Pend Oreille | 48.2 | -117.225 |
| Kepka Lake Dam | Pierce | 47.11333 | -122.01833 |
| Kettwig Wildlife Dam | Pend Oreille | 48.13167 | -117.38167 |
| Klonaqua Lake Dam | Chelan | 47.59667 | -121.06333 |
| Knudson Dam | Kittitas | 47.09667 | -120.76833 |
| Koa Dam Number One | Lewis | 46.54833 | -122.58333 |
| KOA Dam Number Two | Lewis | 46.55167 | -122.58333 |
| Koenig Dam | Pend Oreille | 48.1 | -117.30833 |
| Kohne Dam Number One | Douglas | 47.445 | -119.67167 |
| Kohne Dam Number Two | Douglas | 47.445 | -119.68167 |
| Koura Dam | Kitsap | 47.66333 | -122.535 |
| Kristofferson Lake Dam | Island | 48.22833 | -122.47667 |
| Kyte Dam | Thurston | 46.775 | -122.96167 |
| La Grande Dam | Pierce | 46.82278 | -122.30222 |
| Ladd Pond Dam (historical) | Lewis | 46.60167 | -122.22667 |
| Lake Anderson Dam | Mason | 47.38 | -122.84667 |
| Lake Dawn Dam | Clallam | 48.04167 | -123.42833 |
| Lake Forest Park Reservoir Dam | King | 47.77167 | -122.27667 |
| Lake Lawrence Dam | Thurston | 46.84833 | -122.58167 |
| Lake Leprechaun Dam | Mason | 47.28833 | -123.05167 |
| Lake Limerick Dam | Mason | 47.28167 | -123.04833 |
| Lake Lucinda Dam | Thurston | 47.96167 | -123.03833 |
| Lake Marcel Dam | King | 47.69333 | -121.91667 |
| Lake Margaret Dam | King | 47.76667 | -121.9 |
| Lake Marney Dam | Pend Oreille | 48.20667 | -117.24833 |
| Lake Martindale Dam | King | 47.37833 | -122.31 |
| Lake Padden Dam | Whatcom | 48.705 | -122.46167 |
| Lake Shoecraft Outlet Dam | Snohomish | 48.12667 | -122.305 |
| Lake Tapps Dike Number 10 | Pierce | 47.24 | -122.155 |
| Lake Tapps Dike Number 11 | Pierce | 47.235 | -122.14667 |
| Lake Tapps Dike Number 12 | Pierce | 47.23 | -122.14333 |
| Lake Tapps Dike Number 13 | Pierce | 47.19 | -122.16333 |
| Lake Tapps Dike Number 2A | Pierce | 47.25 | -122.18667 |
| Lake Tapps Dike Number 2B | Pierce | 47.25 | -122.185 |
| Lake Tapps Dike Number Eight Dam | Pierce | 47.24 | -122.16 |
| Lake Tapps Dike Number Five Dam | Pierce | 47.24 | -122.16667 |
| Lake Tapps Dike Number Four Dam | Pierce | 47.24167 | -122.17 |
| Lake Tapps Dike Number Nine Dam | Pierce | 47.24 | -122.15833 |
| Lake Tapps Dike Number One Dam | Pierce | 47.24167 | -122.18333 |
| Lake Tapps Dike Number Seven Dam | Pierce | 47.24 | -122.16167 |
| Lake Tapps Dike Number Six Dam | Pierce | 47.23833 | -122.16333 |
| Lake Tapps Dike Number Three Dam | Pierce | 47.265 | -122.17667 |
| Lake West Dam | Franklin | 46.60111 | -118.25222 |
| Lake Youngs Inlet Dam | King | 47.41833 | -122.10667 |
| Lakes Unlimited Dam | Snohomish | 47.78167 | -121.93 |
| Lamb-Weston Dam | Franklin | 46.65333 | -118.88 |
| Lang Dam Number One | Skagit | 48.395 | -122.28167 |
| Lang Dam Number Three | Skagit | 48.39833 | -122.28 |
| Lang Dam Number Two | Skagit | 48.39667 | -122.28167 |
| Lawson Dam Number One | San Juan | 48.49333 | -123.02222 |
| Lawson Dam Number Two | San Juan | 48.545 | -123.13 |
| Lawson Lake Dam | San Juan | 48.54667 | -123.12167 |
| Leader Lake Dam | Okanogan | 48.36167 | -119.69667 |
| Leader Lake Saddle Dam | Okanogan | 48.35833 | -119.68333 |
| Lehman Pond Dam | San Juan | 48.63833 | -123.005 |
| Lemansky Lake Dam | Okanogan | 48.70167 | -119.625 |
| Lenhard Reservoir Dam | Stevens | 47.95 | -117.55667 |
| Lenice Dam | Grant | 46.845 | -119.84167 |
| Leroy Anderson Dam | Clark | 45.87833 | -122.465 |
| Lester Creek Reservoir Dam | Lewis | 46.535 | -123.31167 |
| Lewis Dam | Kitsap | 47.56667 | -122.86333 |
| Libby Lake Dam | Okanogan | 48.24167 | -120.33667 |
| Lily Lake Dam | Chelan | 47.29667 | -120.30667 |
| Lincoln Heights Reservoir Dam | Spokane | 47.63333 | -117.36333 |
| Lincoln Park Reservoir Dam | King | 47.61667 | -122.31833 |
| Lindstrom Dam Number One | Pierce | 46.97667 | -122.24 |
| Lindstrom Dam Number Two | Pierce | 46.97667 | -122.24 |
| Little Brush Lake Dam | Skamania | 45.69917 | -121.92667 |
| Little Falls Dam | Lincoln | 47.83 | -117.91667 |
| Little Green Lake Dam | Okanogan | 48.43667 | -119.63 |
| Little Quilcene River Dam | Jefferson | 47.86806 | -122.93667 |
| Little Spokane River Dam | Pend Oreille | 48.135 | -117.35167 |
| Little Twin Lakes Dam | Stevens | 48.57 | -117.64333 |
| Little White Salmon Hatchery Dam | Skamania | 45.72167 | -121.64167 |
| Littletwin Lakes Dam | Mason | 47.21667 | -122.97167 |
| Locke Dam | Pend Oreille | 48.42667 | -117.325 |
| Loers Dam | Island | 48.28667 | -122.68833 |
| Long Dam | Klickitat | 45.94333 | -120.37167 |
| Long Lake Dam | Stevens | 47.83722 | -117.83833 |
| Long-Bell Mill Pond Dam | Lewis | 46.475 | -122.48 |
| Loon Lake Dam | Stevens | 48.05833 | -117.65 |
| Lords Lake East Dam | Jefferson | 47.88167 | -122.93 |
| Lords Lake North Dam | Jefferson | 47.88833 | -122.935 |
| Loreene Lake Dam | King | 47.31167 | -122.385 |
| Louise Lake Dam | Whatcom | 48.71167 | -122.325 |
| Loup Loup Dam | Okanogan | 48.38333 | -119.76333 |
| Loutsis Dam | King | 47.72167 | -121.97833 |
| Lovitt Tailing Pond Dam | Chelan | 47.38 | -120.31333 |
| Lower Cushman Dam | Mason | 47.39778 | -123.19972 |
| Lower Dam | King | 47.41278 | -121.75139 |
| Lower Goose Lake Dam | Grant | 46.91833 | -119.28333 |
| Lower Granite Lake Dam | Whitman | 46.66056 | -117.42694 |
| Lower Monumental Dam | Franklin | 46.5625 | -118.53639 |
| Lower Pine Lake Dam | Spokane | 47.39833 | -117.54333 |
| Lower Rimrock Dam | Douglas | 47.49333 | -119.75667 |
| Luhr Creek Dam | Pierce | 47.21667 | -122.71167 |
| Lummi Island Est. Dam | Whatcom | 48.68 | -122.64 |
| Lynda Lake Dam | Pend Oreille | 48.04833 | -117.14167 |
| Lyon Lake Dam | Grant | 47.27333 | -119.32833 |
| Lyons Dam | Franklin | 46.59222 | -118.225 |
| Magnolia Manor Reservoir Dam | King | 47.65167 | -122.39 |
| Malinowski Dam | Grays Harbor | 47.26167 | -123.71333 |
| Maple Leaf Reservoir Dam | King | 47.69 | -122.315 |
| Margos Lake Dam | San Juan | 48.52667 | -123.10167 |
| Mark Res Dam | Klickitat | 45.755 | -121.15667 |
| Marona Mill Pond Dam | Whatcom | 48.71833 | -122.21333 |
| Marsh Unit One Dam | Grant | 46.95833 | -119.26 |
| Marshall Lake Dam | Pend Oreille | 48.25667 | -117.075 |
| Martin Creek Dam | Pacific | 46.69833 | -123.78 |
| Martins Lake Dam | San Juan | 48.62333 | -122.89 |
| Marvin Eberle Dam | Yakima | 46.3 | -119.89833 |
| Masonry Dam | King | 47.4125 | -121.75194 |
| Mathison Reservoir Dam | Chelan | 47.315 | -120.28 |
| Matsuda Reservoir Dam | King | 47.43167 | -122.465 |
| Mayfield Dam | Lewis | 46.50306 | -122.58694 |
| McAllister Spring Lake Dam | Thurston | 47.02833 | -122.72333 |
| McCoy Creek Dam | Snohomish | 47.84333 | -121.82167 |
| McDonald Dam | Grant | 47.64833 | -119.10833 |
| McDowell Lake Dam | Stevens | 48.47 | -117.68167 |
| McGlinchy Dam | Snohomish | 47.93 | -122.13333 |
| McGregory Dam | Whitman | 46.66667 | -118.15833 |
| McKay Dam | Douglas | 47.69667 | -120.06167 |
| McLaughlin Dam | Chelan | 47.33167 | -120.24833 |
| McMillin North Reservoir Number One Dam | Pierce | 47.135 | -122.255 |
| McMillin Reservoir Number Two Dam | Pierce | 47.13 | -122.255 |
| McMillin South Reservoir Number One Dam | Pierce | 47.13333 | -122.255 |
| McNary Dam | Benton | 45.93639 | -119.29611 |
| Meadow Lake Dam | Chelan | 47.36167 | -120.21333 |
| Meadow Springs Dam | Benton | 46.22667 | -119.26 |
| Medicine Creek Reservoir Dam | Thurston | 47.055 | -122.725 |
| Melbourne Lake Dam | Mason | 47.49833 | -123.12167 |
| Merry Dam | Grant | 46.845 | -119.855 |
| Merwin Dam | Cowlitz | 45.95694 | -122.55389 |
| Meyer Dam Number One | Douglas | 47.44 | -119.725 |
| Meyer Dam Number Two | Douglas | 47.45 | -119.73667 |
| Meyers Falls Dam | Stevens | 48.595 | -118.05667 |
| Middle Pine Dike Dam | Spokane | 47.41 | -117.53833 |
| Milewa Creek Dam | Pierce | 47.22333 | -122.675 |
| Milk Pond Dam | Kittitas | 46.98611 | -121.05833 |
| Mill Creek Dam | Walla Walla | 46.065 | -118.26167 |
| Mill Creek Diversion Dam | Walla Walla | 46.08 | -118.25333 |
| Mill Pond Dam | Klickitat | 46.015 | -121.21833 |
| Milo Wood Pond Dam | Chelan | 47.285 | -120.33833 |
| Mineral Lake Dam | Lewis | 46.71833 | -122.17667 |
| Moccasin Lake Dam | Okanogan | 48.42167 | -120.205 |
| Monroe Street Dam | Spokane | 47.66167 | -117.42333 |
| Monte Vista Poultry Detention Pond Dam | Thurston | 46.85833 | -122.97 |
| Moran Slough Dike Dam | Grant | 46.64167 | -119.88 |
| Morehouse Dam | San Juan | 48.61 | -122.92 |
| Morgan Hill Reservoir Dam | Jefferson | 48.125 | -122.76333 |
| Moses Lake North Dam | Grant | 47.085 | -119.33167 |
| Moses Lake South Dam | Grant | 47.08028 | -119.33306 |
| Mossyrock Dam | Lewis | 46.53472 | -122.425 |
| Mount Adams Veneer Company Mill Pond Dam | Lewis | 46.51167 | -121.95167 |
| Mountain Lake Dam | San Juan | 48.65 | -122.81167 |
| Mountain Spring Reservoir Dam | Pacific | 46.35333 | -124.01167 |
| Mud Mountain Dam | King | 47.14111 | -121.93167 |
| Muskrat Dam | Thurston | 46.82167 | -122.46833 |
| National Mill Pond Dam | Pierce | 46.74833 | -122.05167 |
| Nelson Dam | Clark | 45.74833 | -122.415 |
| Newman Lake Flood Control Dam | Spokane | 47.76833 | -117.07667 |
| Nine Mile Dam | Spokane | 47.77528 | -117.54306 |
| Nisqually Trout Farm Dam | Thurston | 47.06167 | -122.72833 |
| Nooksack Diversion Dam | Whatcom | 48.90667 | -121.80667 |
| North Clear Zone Detention Dam | King | 47.47 | -122.315 |
| North Dam | Grant | 47.94056 | -119.01611 |
| North End Reservoir Dam | Pierce | 47.275 | -122.51167 |
| North Fork Toutle Debris Dam A | Cowlitz | 46.315 | -122.46333 |
| North Fork Toutle Debris Dam B | Cowlitz | 46.32667 | -122.46167 |
| North Hill Reservoir Dam | Spokane | 47.7 | -117.34167 |
| North Scooteney Dike Dam | Franklin | 46.71611 | -119.04194 |
| Northwood Detention Pond Number One Dam | Spokane | 47.705 | -117.30167 |
| Northwood Detention Pond Number Two Dam | Spokane | 47.70333 | -117.29667 |
| Nubgaard Dam Number One | Whatcom | 48.855 | -122.62167 |
| Nubgaard Dam Number Two | Whatcom | 48.855 | -122.62 |
| Nysether Dam | Snohomish | 48.18333 | -122.285 |
| O'Sullivan Dam | Grant | 46.9825 | -119.29 |
| Oberholtzer Dam | San Juan | 48.47167 | -122.89667 |
| Obrien Dam | King | 47.73 | -122.02 |
| Oestreich Dam | Grays Harbor | 46.88167 | -123.68833 |
| Olason Reservoir Dam | Whatcom | 48.98333 | -122.705 |
| Old Mill Pond Dam | Pacific | 46.67167 | -123.81833 |
| Olufson Dam | Pierce | 47.31167 | -122.66 |
| Orrs Pond Dam | Island | 47.96833 | -122.36 |
| Owen Dam | Kitsap | 47.72667 | -122.61167 |
| Owens Ponds Dam | Pacific | 46.66167 | -123.62833 |
| Owhi Lake Dam | Okanogan | 48.22167 | -118.89333 |
| Oxbow Lake Dam | Pierce | 46.98333 | -122.63 |
| Packwood Dam | Lewis | 46.595 | -121.56667 |
| Panakanic Water Works Dam | Klickitat | 45.88833 | -121.355 |
| Parker Reservoir Dam | Yakima | 46.57167 | -120.72833 |
| Pat Owens Dam | Benton | 46.07 | -119.145 |
| Patterson Lake Dam | Okanogan | 48.46722 | -120.25028 |
| Pattie Prince Dam | King | 47.52 | -121.89333 |
| Peabody Heights Reservoir Dam | Clallam | 48.09833 | -123.43 |
| Pend Oreille County Pud Dam | Pend Oreille | 48.78 | -117.41667 |
| Pend Oreille Mine Tailings Pond Dam | Pend Oreille | 48.88667 | -117.35 |
| Perry Dam Number One | Douglas | 47.96 | -119.29667 |
| Perry Dam Number Two | Douglas | 47.96167 | -119.295 |
| Peters Reservoir Number One Dam | Okanogan | 48.39667 | -120.14833 |
| Peters Reservoir Number Two Dam | Okanogan | 48.39333 | -120.14833 |
| Peterson Pond Dam | King | 47.66472 | -122.01861 |
| Pilchuck River Dam | Snohomish | 48.01833 | -121.905 |
| Pillar Rock Dam Number One | Wahkiakum | 46.26333 | -123.585 |
| Pillar Rock Dam Number Two | Wahkiakum | 46.26333 | -123.585 |
| Pinto Dam | Grant | 47.44722 | -119.24944 |
| Placer Lake Dam | Yakima | 46.905 | -121.48 |
| Ponderosa Lake Dam | Stevens | 48.10167 | -117.44667 |
| Poplin Dam | Snohomish | 47.88167 | -121.74167 |
| Port Angeles Dam | Clallam | 48.03667 | -123.35167 |
| Portland Avenue Reservoir Dam | Pierce | 47.225 | -122.41 |
| Powell Dam | Lewis | 46.50833 | -122.70833 |
| Power Lake Dam | Pend Oreille | 48.24 | -117.36167 |
| Pratt Dam | San Juan | 48.49167 | -123.025 |
| Preston Mill Pond Dam | King | 47.52167 | -121.92667 |
| Price Reservoir Dam | Clark | 45.60333 | -122.36667 |
| Priest Rapids Dam | Kittitas | 46.64333 | -119.90833 |
| Prince Dam | Thurston | 46.83 | -122.55 |
| Printz Basin North Dike Dam | Pierce | 47.19667 | -122.13167 |
| Printz Basin South Dike Dam | Pierce | 47.195 | -122.13333 |
| Prison Farm Sewage Lagoon Dam | Pierce | 47.22 | -122.685 |
| Prosser Dam | Benton | 46.21333 | -119.77167 |
| Quilceda Creek Dam | Snohomish | 48.12667 | -122.13667 |
| Quilceda Trout Farm Dam | Snohomish | 48.12833 | -122.13167 |
| Quilomene Creek Dam | Kittitas | 47.11167 | -120.065 |
| Raatz Dam | Lewis | 46.485 | -122.35667 |
| Raden Dam | Island | 47.98833 | -122.53667 |
| Rainbow Lake Dam | Columbia | 46.315 | -117.66 |
| Rainbow Springs Dam | Snohomish | 48.105 | -122.005 |
| Rains Dam | Clallam | 48.10167 | -123.355 |
| Rat Lake Dam | Okanogan | 48.17667 | -119.80667 |
| Ravensdale Pit Dam | King | 47.34833 | -121.99333 |
| Raymond Heights Reservoir Dam | Pacific | 46.675 | -123.72 |
| Rearing Pond Dike Dam | Grant | 46.63667 | -119.87333 |
| Redmond Reservoir Dam | King | 47.71333 | -122.055 |
| Reed Dam | Pierce | 47.34667 | -122.655 |
| Reflection Lake North Dam | Spokane | 48.005 | -117.28333 |
| Reflection Lake South Dam | Spokane | 47.99167 | -117.28833 |
| Refuge Display Pool Dam | Pacific | 46.415 | -123.935 |
| Reilly Dam | Lewis | 46.77333 | -123.30833 |
| Reimer Pond Dam | Kittitas | 47.12833 | -120.60833 |
| Reisenauer Dam Number One | Lincoln | 47.335 | -118.64333 |
| Reisenauer Dam Number Two | Lincoln | 47.33667 | -118.64 |
| Reiter-Skykomish Rearing Ponds Dam | Snohomish | 47.83833 | -121.62 |
| Rex Aldrich Dam Number One | Clallam | 48.12 | -123.12833 |
| Rex Aldrich Dam Number Two | Clallam | 48.12 | -123.13 |
| Rf Wellcome Dam | Clallam | 48.055 | -123.26833 |
| Ringold Pond Dam | Franklin | 46.51167 | -119.25833 |
| Ringold Springs Fish Pond Dam | Franklin | 46.50833 | -119.25667 |
| Rio Mount Dam | Snohomish | 48.20333 | -122.19833 |
| Roache Habor Lake Dam | San Juan | 48.59167 | -123.125 |
| Robison Dam | Walla Walla | 46.10333 | -118.35333 |
| Rock Check IV-13 Dam | Adams | 46.88 | -119.25667 |
| Rock Check IV-14 Dam | Adams | 46.88333 | -119.24667 |
| Rock Check IV-15 Dam | Adams | 46.87833 | -119.26167 |
| Rock Check IV-6 Dam | Adams | 46.87833 | -119.25167 |
| Rock Island Dam | Chelan | 47.34278 | -120.0925 |
| Rock Lake Dam | Lincoln | 47.525 | -118.56333 |
| Rockwood Vista Reservoir Dam | Spokane | 47.645 | -117.4 |
| Rocky Creek Dam | Whatcom | 48.67667 | -121.74667 |
| Rocky Reach Dam | Douglas | 47.53333 | -120.29306 |
| Rolland Lake Dam | Pierce | 47.36167 | -122.73 |
| Root Dam | Kitsap | 47.5 | -122.65333 |
| Rosand Dam | Mason | 47.25167 | -123.09833 |
| Rosanna Lake Dam | Stevens | 48.575 | -117.79833 |
| Rose Lake Dam | Chelan | 47.3 | -120.31833 |
| Ross Dam | Kittitas | 46.74889 | -120.46417 |
| Roza Diversion Dam | Kittitas | 46.74667 | -120.465 |
| Ruby Dam | Stevens | 48.91167 | -117.745 |
| Russell Seig Dam | Grant | 47.54333 | -119.00833 |
| Ryderwood Fish Pond Dam | Cowlitz | 46.375 | -123.04 |
| Saddle Dam | Clark | 45.97 | -122.33889 |
| Salmon Creek Diversion Dam | Okanogan | 48.405 | -119.62 |
| Salmon Lake Dam | Okanogan | 48.55833 | -119.745 |
| Salmon Spring Pond Dam | Clark | 45.74167 | -122.54833 |
| Sams Dam | San Juan | 48.51833 | -123.14 |
| San Juan Island Dam Number One | San Juan | 48.545 | -123.09333 |
| San Juan Island Dam Number Two | San Juan | 48.56 | -123.08667 |
| San Refugio Ranch Dam | Klickitat | 45.885 | -120.76667 |
| Sandpiper Farms Leveling Pond Dam | Benton | 45.88167 | -119.74667 |
| Sasse Reservoir Dam | Okanogan | 48.61833 | -119.66333 |
| Sawns Mill Pond Dam | King | 47.71333 | -121.84333 |
| Sawyer Lake Outlet Structure Dam | King | 47.33611 | -122.045 |
| Scalzo Dam | Jefferson | 47.86 | -122.845 |
| Schaefer Lake Dam | San Juan | 48.64333 | -122.94167 |
| Schallow Lake Dam | Okanogan | 48.60083 | -119.67611 |
| Schell Dam | Grant | 47.585 | -119.18167 |
| Schilling Dam | Klickitat | 45.87333 | -120.97167 |
| Schuman Dam | San Juan | 48.54667 | -123.03 |
| Sea Horse Ranch Dike Dam | Grays Harbor | 47.04333 | -124.04 |
| Seatons Lake Dam | Okanogan | 48.025 | -118.94833 |
| Seely Dam | Clark | 45.895 | -122.49667 |
| Serene Lake Dam | Pierce | 46.97167 | -122.51167 |
| Shaudys Dam | Pacific | 46.65 | -123.70833 |
| Sheep Springs Dam | Adams | 47.07833 | -118.255 |
| Sherry Lake Dam | Stevens | 48.60333 | -117.54167 |
| Sherwood Project Tailings Dam | Stevens | 47.87667 | -118.10333 |
| Sienko Dam | Pacific | 46.59 | -123.615 |
| Silver Lake Dam | Cowlitz | 46.305 | -122.74667 |
| Simonson Pond Dam | Whatcom | 48.87833 | -122.68 |
| Sims Coner Dam | Douglas | 47.81 | -119.35333 |
| Sinlahekin Dam Number One | Okanogan | 48.73667 | -119.66833 |
| Sinlahekin Dam Number Three | Okanogan | 48.75 | -119.65833 |
| Sinlahekin Dam Number Two | Okanogan | 48.73833 | -119.67 |
| Skagit Lake Dam | Skagit | 48.57833 | -121.77 |
| Skookumchuck Dam | Thurston | 46.785 | -122.71667 |
| Smith Dam | San Juan | 48.66333 | -122.95333 |
| Smrekar Reservoir Dam | Whatcom | 48.895 | -122.68667 |
| Snakebite Reservoir Dam | Franklin | 46.645 | -119.09667 |
| Snook Lake Dam | Stevens | 48.00833 | -118.22833 |
| Snoqualmie Diversion Dam | King | 47.54167 | -121.83667 |
| Snoqualmie Mill Pond Dam | King | 47.53 | -121.81833 |
| Soda Lake Dike Dam | Grant | 46.95667 | -119.23 |
| Solmar Lake Dam | Clallam | 48.095 | -123.22667 |
| South 120th Street Reservoir Dam | King | 47.49667 | -122.31333 |
| South Bend City Reservoir Dam | Pacific | 46.65667 | -123.79833 |
| South Dam | King | 47.40333 | -122.12333 |
| South Fork Toutle Debris Dam | Cowlitz | 46.29667 | -122.63833 |
| Southwest Myrtle Street Reservoir Dam | King | 47.54 | -122.37667 |
| Sowers Reservoir Dam | Stevens | 48.10667 | -117.69667 |
| Spectacle Lake Dike Dam | Okanogan | 48.81167 | -119.53333 |
| Spencer Reservoir Dam | Klickitat | 45.80333 | -121.49667 |
| Sportsman Lake Dam | San Juan | 48.56667 | -123.065 |
| Sprague Lake Dam | Adams | 47.23167 | -118.11167 |
| Spring Hill Dam | Chelan | 47.30528 | -120.33194 |
| Spring Hill Saddle Dam | Chelan | 47.305 | -120.33 |
| Spring Lake Dam | Columbia | 46.33333 | -117.67667 |
| Square Lake Dam | Chelan | 47.64833 | -121.115 |
| Steffen Brothers Reservoir Dam | Chelan | 47.28667 | -120.33833 |
| Steilacom Lake Dam | Pierce | 47.17833 | -122.535 |
| Stein Dam | Clark | 45.59833 | -122.54 |
| Stemilt Main Dam | Chelan | 47.31333 | -120.30833 |
| Stemilt Saddle Dam | Chelan | 47.31167 | -120.31 |
| Stevenson Dam | Yakima | 46.56833 | -120.755 |
| Stiller Dam | Walla Walla | 46.05167 | -118.47 |
| Stout Reservoir Dam | Okanogan | 48.295 | -119.78333 |
| Stud Log Pond Dam | Lewis | 46.53333 | -121.92167 |
| Sullivan Lake Dam | Pend Oreille | 48.84 | -117.28833 |
| Sultan Mill Pond Dam | Snohomish | 47.86333 | -121.79833 |
| Summit Lake Dam | Thurston | 47.05333 | -123.12167 |
| Sumner Pit Dam | Pierce | 47.2 | -122.20667 |
| Sundstrom Dam | San Juan | 48.52833 | -123.03833 |
| Sunnyside Dam | Yakima | 46.49778 | -120.44417 |
| Sunset Lake Dam | Pierce | 47.11 | -122.015 |
| Surge Pond Dam | Lewis | 46.76 | -122.86333 |
| SW Genesee Street Dam | King | 47.565 | -122.36667 |
| Sweet Dam | Snohomish | 48.075 | -121.965 |
| Swift Dam | Skamania | 46.06333 | -122.19667 |
| Swift Number Two Dam | Cowlitz | 46.06 | -122.25333 |
| Swofford Valley Rearing Pond Dam | Lewis | 46.50333 | -122.39222 |
| Sylvia Lake Dam | Grays Harbor | 46.99667 | -123.59667 |
| Tacoma Sportsman Pond Dam | Pend Oreille | 48.43 | -117.36667 |
| Taggares Dam Number Four | Adams | 46.83333 | -119.185 |
| Taggares Dam Number One | Adams | 46.83 | -119.21667 |
| Taggares Dam Number Three | Adams | 46.83167 | -119.20167 |
| Taggares Dam Number Two | Adams | 46.82667 | -119.21667 |
| Tahuya River Dam | Kitsap | 47.55833 | -122.835 |
| Talbot Dam | Pacific | 46.59833 | -123.58 |
| Tanwax Lake Dam | Pierce | 46.94167 | -122.28 |
| Taylor Mill Pond Dam | King | 47.43333 | -121.975 |
| Taylor Pond Dam | Whatcom | 48.80167 | -122.51667 |
| Teal Duck Slough Dam | Pacific | 46.73333 | -124.01 |
| Tempo Lake Dam | Thurston | 46.93 | -122.80833 |
| Temporary Sewage Lagoon Dam | Kitsap | 47.71833 | -122.70833 |
| Terrell Lake Dam | Whatcom | 48.87333 | -122.68833 |
| Texas Pond Dam | Skagit | 48.37167 | -121.58333 |
| The Dalles Dam | Klickitat | 45.6125 | -121.13333 |
| The Woods Lake Dam | Pend Oreille | 48.065 | -117.155 |
| Thompson Dam | Pierce | 46.94333 | -122.34333 |
| Three Lakes Reservoir Dam | Chelan | 47.36333 | -120.21667 |
| Three Rivers Mill Pond Dam | Snohomish | 48.26667 | -121.59667 |
| Tieton Dam | Yakima | 46.65667 | -121.12833 |
| Timberlakes Dam | Mason | 47.22333 | -122.98 |
| Tjossem Pond Dam | Kittitas | 46.96 | -120.52833 |
| Tolt River Dam | King | 47.69333 | -121.68833 |
| Tolt River Regulating Basin South Dam | King | 47.7 | -121.78167 |
| Tolt River Regulating Basin West Dam | King | 47.70667 | -121.79 |
| Tourtleback Lake Dam | San Juan | 48.66333 | -122.945 |
| Toutle Dam | Cowlitz | 46.31833 | -122.465 |
| Trout Creek Dam | Skamania | 45.80333 | -121.935 |
| Trout Lake Storage Dam | San Juan | 48.52667 | -123.12167 |
| Trout Lake Water Supply Dam | San Juan | 48.54667 | -123.12167 |
| Trout Springs Hatchery Dam | Pierce | 47.14167 | -122.20167 |
| Tsugawa Brothers Reservoir Dam | Clark | 45.87667 | -122.58 |
| Tuck Lake Dam | King | 47.765 | -122.03 |
| Tulalip Tribe Rearing Pond Dam | Snohomish | 48.06667 | -122.285 |
| Tumwater Canyon Dam | Chelan | 47.61667 | -120.72167 |
| Tumwater Falls Dam | Thurston | 47.015 | -122.90333 |
| Turek Dam | San Juan | 48.61833 | -122.81333 |
| Twin Reservoirs Dam | Walla Walla | 46.08833 | -118.255 |
| Twin Sisters Pit Number Two Dam | Skagit | 48.62 | -121.92667 |
| U and I McNary Number One Reservoir Dam | Benton | 46.97 | -119.29833 |
| Uddenberg Dam | Mason | 47.23167 | -123.21667 |
| Unruh Reservoir Dam | Whatcom | 48.89667 | -122.75167 |
| Upper Baker Dam | Whatcom | 48.64917 | -121.68944 |
| Upper Elwha Dam | Clallam | 48.00222 | -123.59861 |
| Upper Falls Dam | Spokane | 47.66333 | -117.41333 |
| Upper Wheeler Dam | Chelan | 47.28833 | -120.36333 |
| Upriver Dam | Spokane | 47.68667 | -117.32833 |
| Utter Dam | San Juan | 48.66333 | -122.77167 |
| Van Aelst Dam | Klickitat | 45.87 | -120.78333 |
| Vancouver Hatchery Pond Dam | Clark | 45.6 | -122.54333 |
| Victoria Heights Reservoir Dam | Skagit | 48.29833 | -122.25167 |
| Volunteer Park Reservoir Dam | King | 47.63 | -122.31667 |
| Waitts Lake Dam | Stevens | 48.18667 | -117.78 |
| Walentiny Dam | Thurston | 46.89 | -123.01 |
| Walking M Dam | Skagit | 48.40167 | -122.22667 |
| Wanapum Dam | Kittitas | 46.87333 | -119.97083 |
| Wandermere Lake Dam | Spokane | 47.78167 | -117.39667 |
| Wapato Dam | Yakima | 46.52417 | -120.47583 |
| Wapato Lake Dam | Chelan | 47.925 | -120.17667 |
| Warner Dam | Spokane | 47.81167 | -117.09833 |
| Warrack Dam Number One | San Juan | 48.6 | -122.9 |
| Warrack Dam Number Two | San Juan | 48.60167 | -122.9 |
| Waterville Sewage Disposal Pond Dam | Douglas | 47.63 | -120.05667 |
| Watson Lake Dam | Columbia | 46.28667 | -117.655 |
| Welcome Lake Dam | King | 47.725 | -122.04667 |
| Wells Dam | Douglas | 47.9475 | -119.86444 |
| Wenas Dam | Yakima | 46.81444 | -120.67222 |
| Wenatchee Heights Reservoir Number Two Dam | Chelan | 47.295 | -120.35 |
| Wenner Lake Number Five Dam | Okanogan | 48.33 | -119.99667 |
| Wenner Lake Number Four Dam | Okanogan | 48.32833 | -119.99667 |
| Wenner Lake Number One Dam | Okanogan | 48.31333 | -120.00167 |
| Wenner Lake Number Three Dam | Okanogan | 48.33167 | -119.99667 |
| Wenner Lake Number Two Dam | Okanogan | 48.32167 | -119.99667 |
| West Lake Dam | Mason | 47.355 | -123.28 |
| West Pass Dike Dam | Whatcom | 48.65833 | -121.68667 |
| West Seattle Reservoir Dam | King | 47.525 | -122.34167 |
| Weyerhaeuser Dam | King | 47.29833 | -122.29833 |
| Whatcom Lake Dam | Whatcom | 48.75833 | -122.42167 |
| White River Diversion Dam | Pierce | 47.17 | -122.00333 |
| White River Mill Pond Dam | King | 47.18833 | -121.92667 |
| White Swan Mill Ponds Dam | Yakima | 46.375 | -120.755 |
| Whiteman Cove Dam | Pierce | 47.22167 | -122.805 |
| Whitestone Lake Dam | Okanogan | 48.78667 | -119.46333 |
| Wildwood Pond Dam | King | 47.4 | -122.49167 |
| William Symington Dam | Kitsap | 47.59833 | -122.825 |
| Williams Pond Dam | Pend Oreille | 48.12333 | -117.26 |
| Willy-O Lake Dam | Pend Oreille | 48.21833 | -117.05833 |
| Winslow Dike Dam | Spokane | 47.41333 | -117.53667 |
| Winters Pond Dam | Clallam | 48.08833 | -123.33833 |
| Wirkkala Dam Number One | Pacific | 46.38 | -123.805 |
| Wirkkala Dam Number Three | Pacific | 46.34 | -123.80333 |
| Wirkkala Dam Number Two | Pacific | 46.38 | -123.80333 |
| Wishkah Reservoir Number Three Dam | Grays Harbor | 47.26667 | -123.70833 |
| Wishkah Reservoir Number Two Dam | Grays Harbor | 47.27167 | -123.715 |
| Witter Dam | Jefferson | 47.93 | -122.73167 |
| Wollweber Dam | Lincoln | 47.81833 | -117.87 |
| Wood Dam | Skagit | 48.44833 | -122.64833 |
| Wood Reservoir Dam | Chelan | 47.35167 | -120.26 |
| Woodard Dam | Skamania | 45.61667 | -122.04 |
| Woodland Farm Reservoir Dam | Snohomish | 48.05667 | -122.03667 |
| Woods Reservoir Dam | San Juan | 48.51667 | -123.11167 |
| Wright Ponds-East Pond Dam | Okanogan | 48.50333 | -120.155 |
| Wright Ponds-West Pond Dam | Okanogan | 48.505 | -120.15833 |
| Wyna Dam | Yakima | 46.33333 | -120.58667 |
| Wynoochee Dam | Grays Harbor | 47.38639 | -123.60639 |
| Yacolt Reservoir Dam | Clark | 45.85667 | -122.37333 |
| Yale Dam | Clark | 45.96444 | -122.33139 |
| Yergens and Anselmo Dam Number One | Pend Oreille | 48.205 | -117.135 |
| Yergens and Anselmo Dam Number Two | Pend Oreille | 48.205 | -117.13167 |
| Youngs Lake Old Inlet Dam (historical) | King | 47.42167 | -122.10167 |
| Zimmerman Pond Dam | Chelan | 47.33833 | -120.33 |
| Zosels Mill Pond Dam | Okanogan | 48.93167 | -119.41833 |
| Zylstra Dam | San Juan | 48.515 | -123.08333 |
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