| distance | reference number | name | latitude | longitude |
| 2.0 | 1880 | Montesano, Chehalis River, Grays Harbor, Washington | 46.9683 | -123.6 |
| 12.6 | 656 | Cosmopolis, Chehalis River, Grays Harbor, Washingto | 46.9667 | -123.778 |
| 17.0 | 5 | Aberdeen, Grays Harbor, Washington | 46.9683 | -123.853 |
| 21.2 | 2508 | Raymond, Willapa River, Washington | 46.6833 | -123.755 |
| 23.1 | 1734 | Mailboat Slough, Willapa River, Washington | 46.6883 | -123.817 |
| 23.6 | 2858 | South Bend, Washington | 46.6633 | -123.798 |
| 23.6 | 2859 | South Bend, Willapa River, Washington | 46.6633 | -123.798 |
| 26.1 | 1763 | Markham, Grays Harbor, Washington | 46.9067 | -123.998 |
| 28.9 | 3107 | Toke Point, Willapa Bay, Washington | 46.7083 | -123.965 |
| 30.7 | 175 | Bay City, South Bay, Grays Harbor, Washington | 46.8617 | -124.067 |
| 31.2 | 174 | Bay Center, Palix River, Willapa Bay, Washington | 46.6233 | -123.945 |
| 31.4 | 2172 | Palix River, south fork, Willapa Bay, Washington | 46.5867 | -123.91 |
| 31.8 | 381 | Burnes Point, Totten Inlet, Washington | 47.1217 | -123.057 |
| 32.3 | 2779 | Shelton, Oakland Bay, Washington | 47.215 | -123.083 |
| 32.7 | 2303 | Point Chehalis, Westport, Grays Harbor, Washington | 46.9083 | -124.11 |
| 33.6 | 2299 | Point Brown, Grays Harbor, Washington | 46.9483 | -124.128 |
| 34.4 | 2575 | Rocky Point, Eld Inlet, Washington | 47.0817 | -123.005 |
| 36.1 | 3184 | Union, Washington | 47.3583 | -123.098 |
| 38.2 | 2185 | Paradise Point, Long Island, Willapa Bay, Washingto | 46.4683 | -123.945 |
| 38.8 | 1947 | Naselle River, swing bridge, Willapa Bay, Washingto | 46.43 | -123.903 |
| 39.2 | 1946 | Naselle River, 4 miles above swing bridge, Willapa | 46.3883 | -123.84 |
| 39.7 | 1931 | Nahcotta, Willipa Bay, Washington | 46.5017 | -124.023 |
| 40.0 | 1930 | Nahcotta, Washington | 46.5017 | -124.03 |
| 40.0 | 89 | Arcadia, Totten Inlet, Washington | 47.1967 | -122.938 |
| 40.2 | 2125 | Olympia, Budd Inlet, Washington | 47.0517 | -122.903 |