USGS Site Map for USGS 12436000 FRANKLIN ROOSEVELT LAKE AT GRAND COULEE DAM, WA x

Grant County, Washington

Hydrologic Unit Code 17020005

Latitude 47°57'20", Longitude 118°59'02" NAD27

Drainage area 74,700 square miles

Location of the site in Washington

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U.S. Department of the Interior | U.S. Geological Survey
Title: NWIS Site Inventory for Washington: Site Map
URL: https://waterdata.usgs.gov/wa/nwis/nwismap?

Page Contact Information: Washington Water Data Maintainer
Page Last Modified: 2025-09-23 22:05:43 EDT
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