| distance | reference number | name | latitude | longitude |
| 4.9 | 1232 | Harrington Point, Columbia River, Washington | 46.2667 | -123.65 |
| 9.6 | 1541 | Knappa, Knappa Slough, Columbia River, Oregon | 46.1833 | -123.583 |
| 10.7 | 2810 | Skamonkawa, Washington | 46.2667 | -123.452 |
| 10.8 | 2952 | Steamboat Slough, Skamokawa, Washington | 46.2667 | -123.45 |
| 11.2 | 2741 | Settler's Point, Columbia River, Oregon | 46.1667 | -123.683 |
| 12.1 | 3115 | Tongue Point, Astoria, Columbia River, Oregon | 46.2083 | -123.767 |
| 13.8 | 1946 | Naselle River, 4 miles above swing bridge, Willapa | 46.3883 | -123.84 |
| 14.8 | 1342 | Hungry Harbor, Columbia River, Washington | 46.2667 | -123.85 |
| 16.3 | 484 | Cathlamet, Washington | 46.2 | -123.383 |
| 16.6 | 3278 | Wauna, Oregon | 46.1667 | -123.4 |
| 16.6 | 3277 | Wauna, Columbia River, Oregon | 46.16 | -123.405 |
| 16.7 | 105 | Astoria (Youngs Bay), Columbia River, Oregon | 46.1667 | -123.833 |
| 17.8 | 104 | Astoria (Port Docks), Columbia River, Oregon | 46.1833 | -123.867 |
| 18.1 | 1947 | Naselle River, swing bridge, Willapa Bay, Washingto | 46.43 | -123.903 |
| 20.6 | 559 | Chinook, Baker Bay, Columbia River, Washington | 46.2667 | -123.95 |
| 20.9 | 3266 | Warrenton, Skipanon River, Columbia River, Oregon | 46.1667 | -123.917 |
| 21.2 | 2185 | Paradise Point, Long Island, Willapa Bay, Washingto | 46.4683 | -123.945 |
| 21.5 | 1208 | Hammond, Columbia River, Oregon | 46.2017 | -123.945 |
| 21.8 | 2290 | Point Adams, Columbia River, Oregon | 46.2 | -123.95 |
| 22.2 | 2508 | Raymond, Willapa River, Washington | 46.6833 | -123.755 |
| 22.3 | 2858 | South Bend, Washington | 46.6633 | -123.798 |
| 22.3 | 2859 | South Bend, Willapa River, Washington | 46.6633 | -123.798 |
| 23.1 | 2172 | Palix River, south fork, Willapa Bay, Washington | 46.5867 | -123.91 |
| 23.5 | 3039 | Tarlatt Slough, Willapa Bay, Washington | 46.37 | -124.005 |
| 24.2 | 1734 | Mailboat Slough, Willapa River, Washington | 46.6883 | -123.817 |