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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,... -
National Water-Quality Assessment (NAWQA) Project
Our surface water, groundwater, and aquatic ecosystems are priceless resources, used by people across the Nation for drinking, irrigation, industry, and recreation. The... -
Hydrogeologic investigation of the Arroyo Hondo Area, Taos County, New Mexico...
The Arroyo Hondo ground water study reveals a complex, three-dimensional ground water system with multiple hydrostratigraphic units and aquifers. Distribution of the geologic... -
USGS Geochemical Database for the Brackish Groundwater Assessment of the Unit...
Brackish groundwater (BGW), defined for this assessment as having a dissolved-solids concentration between 1,000 and 10,000 milligrams per liter is an unconventional source of... -
EBID Groundwater Data
Groundwater quality and quantity monitoring sites in the Elephant Butte Irrigation District. -
USGS Geochemical Database for the Brackish Groundwater Assessment of the Unit...
Brackish groundwater (BGW), defined for this assessment as having a dissolved-solids concentration between 1,000 and 10,000 milligrams per liter is an unconventional source of...