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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... -
USGS Albuquerque Region Nitrate Map Viewer
This study seeks to use extensive geochemical analyses of groundwater and surface water to differentiate between various sources of nitrate contamination on Kirtland Air Force... -
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... -
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...
