| Lake Padden Dam | Whatcom, WA | 3.1 miles | SE |
| Whatcom Lake Dam | Whatcom, WA | 3.4 miles | NE |
| Bullard Dam | Whatcom, WA | 3.6 miles | SE |
| Taylor Pond Dam | Whatcom, WA | 3.9 miles | NW |
| Heavens-Lass Lagoon Dam | Whatcom, WA | 7.5 miles | NE |
| Louise Lake Dam | Whatcom, WA | 8 miles | SE |
| Lummi Island Est. Dam | Whatcom, WA | 8.2 miles | SW |
| Holiday Lake Dam | Whatcom, WA | 8.2 miles | SW |
| Brown Dam | Whatcom, WA | 9.5 miles | SW |
| Nubgaard Dam Number Two | Whatcom, WA | 9.5 miles | NW |
| Nubgaard Dam Number One | Whatcom, WA | 9.6 miles | NW |
| Glenhaven Lakes Dam | Whatcom, WA | 9.7 miles | SE |
| Terrell Lake Dam | Whatcom, WA | 12.5 miles | NW |
| Simonson Pond Dam | Whatcom, WA | 12.5 miles | NW |
| Marona Mill Pond Dam | Whatcom, WA | 12.8 miles | SE |
| Smrekar Reservoir Dam | Whatcom, WA | 13.5 miles | NW |
| Utter Dam | San Juan, WA | 14 miles | SW |
| Cypress Lake East Dam | Skagit, WA | 15.2 miles | SW |
| Cypress Lake West Dam | Skagit, WA | 15.2 miles | SW |
| Heide Pond Dam | Whatcom, WA | 15.5 miles | NW |
| Unruh Reservoir Dam | Whatcom, WA | 15.7 miles | NW |
| Mountain Lake Dam | San Juan, WA | 16.1 miles | SW |
| Boyd Middle Reservoir Dam | San Juan, WA | 16.9 miles | SW |
| Boyd Lower Reservoir Dam | San Juan, WA | 16.9 miles | SW |
| Turek Dam | San Juan, WA | 17.1 miles | SW |
| Cranberry Lake Dam | Skagit, WA | 18.1 miles | SW |
| Cascade Lake Dam | San Juan, WA | 18.3 miles | SW |
| Blaine Reservoir Dam | Whatcom, WA | 18.8 miles | NW |
| Olason Reservoir Dam | Whatcom, WA | 19 miles | NW |
| Martins Lake Dam | San Juan, WA | 20.1 miles | SW |
| Ayer Reservoir Dam | San Juan, WA | 20.1 miles | SW |
| Fowler Reservoir Dam | San Juan, WA | 20.5 miles | SW |
| Warrack Dam Number One | San Juan, WA | 21.2 miles | SW |
| Warrack Dam Number Two | San Juan, WA | 21.2 miles | SW |
| Tourtleback Lake Dam | San Juan, WA | 21.5 miles | SW |
| Morehouse Dam | San Juan, WA | 21.7 miles | SW |
| Schaefer Lake Dam | San Juan, WA | 21.7 miles | SW |
| Smith Dam | San Juan, WA | 21.8 miles | SW |
| Wood Dam | Skagit, WA | 21.8 miles | SW |
| Grant Dam | San Juan, WA | 22.2 miles | SW |
| Humes Dam | San Juan, WA | 22.5 miles | SW |
| Judy Reservoir Dam B | Skagit, WA | 23.5 miles | SE |
| Judy Reservoir Dam A | Skagit, WA | 23.5 miles | SE |
| Lehman Pond Dam | San Juan, WA | 24.6 miles | SW |
| Hilen Dam | San Juan, WA | 25.2 miles | SW |
| Lang Dam Number Three | Skagit, WA | 26 miles | SE |
| Lang Dam Number Two | Skagit, WA | 26.1 miles | SE |
| Lang Dam Number One | Skagit, WA | 26.2 miles | SE |
| Duroucher Dam | San Juan, WA | 26.4 miles | SW |
| Oberholtzer Dam | San Juan, WA | 26.5 miles | SW |
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