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USGS Water Data for the Nation
These pages provide access to water-resources data collected at approximately 1.9 million sites in all 50 States, the District of Columbia, Puerto Rico, the Virgin Islands,... -
NWCC Interactive Map
The Snow and Water Interactive Map displays both current and historic hydrometeorological data in an easy-to-use, visual interface. The Snow and Water Interactive Map displays... -
WRRI Statewide Water Assessment
WRRI's Statewide Water Assessment is an effort that will complement existing state agency water resource assessments. It will provide new, dynamic (updated frequently),...