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USGS Water-Data Site Information for Washington

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(97,336 sites)

Information for each site in the USGS data base can be retrieved for viewing and for download and import into other software, including GIS software. Includes links to all water data available for individual sites.


These pages provides access to information for about 85,000 ground-water sites and about 2,500 surface water sites, and provides access to the water resources data associated with those sites, which includes water level and water-quality data for ground-water sites, and data collected at streamflow, stage-only, reservoir, lake, meteorological and discrete sample water-quality sites. Additional information is available from the Washington Water Science Center.