Location |
Period of record |
| Humptulips River near Humptulips |
1959 - present |
| WF Hoquiam River near Hoquiam |
1962-1974 |
| Chehalis River near Montesano |
1970 - present |
| Chehalis River near Fuller |
1970-1975 |
| Wishkah River near Wishkah |
1962-1977 |
| Wyonoochee River near Montesano |
1959-1977 |
| Satsop River near Satsop |
1960 - present |
| Cloquallum Creek near Elma |
1961-1977 |
| Wildcat Creek near McCleary |
1970-1971 |
| Chehalis River at Porter |
1959 - present |
| Chehalis River at Galvin |
1971-1977 |
| Chehalis River at Centralia |
1977-1991 |
| Chehalis River at Adna |
1971-1977 |
| Chehalis River at Dryad |
1959 - present |
| Newaukum River near Chehalis |
1960-1977 |
| SF Newaukum River at Forest |
1974-1975 |
| NF Newaukum River at Forest |
1974-1975 |
| Skookumchuck River near Centralia |
1959-1960 |