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| HUC | Name |
|---|---|
| 17110001 | Fraser |
| 17110002 | Strait of Georgia |
| 17110003 | San Juan Islands |
| 17110004 | Nooksack |
| 17110005 | Upper Skagit |
| 17110006 | Sauk |
| 17110007 | Lower Skagit |
| 17110008 | Stillaguamish |
| 17110009 | Skykomish |
| 17110010 | Snoqualmie |
| 17110011 | Snohomish |
| 17110012 | Lake Washington |
| 17110013 | Duwamish |
| 17110014 | Puyallup |
| 17110015 | Nisqually |
| 17110016 | Deschutes |
| 17110017 | Skokomish |
| 17110018 | Hood Canal |
| 17110019 | Puget Sound |
| 17110020 | Dungeness-Elwha |
| 17110021 | Crescent-Hoko |
