Table 5a Historical Water Quality Monitoring Sites - Chehalis River Council

Historical Water Quality Monitoring Sites
Chehalis Basin

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


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