USGS Washington Water Science Center
This page retrieves an inventory of USGS stations with daily streamflow, annual maximum peak-flow, and/or water-quality data for the selected Hydrologic Unit, river name, or station number (350Kb files).
Note.--Some retrievals may take a little time to search our national NWISWeb database. Please be patient.
You can search the Geographic Names Information System or scroll a list of Surface Water sites.
Search by Station Name or Number
Links to Other Data Pages