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Clackamas River Basin Water Quality Assessment

View of Mt. Hood from Timothy Lake, source of the Clackamas River (Photo by K. Carpenter)

Project overview

Background and objectives of the project, publications, and data
New publications available on-line.
 

Streamflow, Stage, and Water Quality

Near-real-time streamflow, stage, water temperature, dissolved oxygen, specific conductance, pH, and turbidity data from selected Clackamas River Basin sites
 

USGS Measurement Sites in the Clackamas River Basin

Interactive map showing locations of stream and lake measurement sites in the Clackamas River basin. Clicking on a site symbol enables retrieval of available streamflow and water-quality data for that site.
 

News Release: USGS Study Finds Pesticides in the Lower Clackamas River Mainstem and Tributaries, and in Samples of Drinking Water

 

Other Links of Interest:

USGS Oregon Water Science Center

Home page for USGS Water Resources studies in Oregon
 

USGS real-time streamflow data

...for Oregon stations
 

USGS historic streamflow data

...for Oregon stations
 

Report: Seepage Investigations of the Clackamas River, Oregon