News

Naturally occurring trace elements were detected at high concentrations in less than 3 percent of raw groundwater sources used for public water supply...

U.S. Geological Survey field crews are measuring flooding after heavy rainfall occurred in northern portions of Maricopa County, Arizona.  

About 38 billion gallons per day (42,000,000 acre-feet per year) of water were withdrawn from groundwater and surface-water sources in California in...

Groundwater is the sole source for agricultural, domestic and municipal water use in California’s Cuyama Valley, located primarily in Santa Barbara...

Beginning around August 7, scientists from the U.S. Geological Survey will be drilling “sentinel” wells at the first of three locations in the...

Vital coastal storm-tide information needed to help guide storm response efforts following major storms affecting New Jersey will be more accessible...

The U.S. Geological Survey will celebrate the newest addition to its fleet of large research vessels in a traditional Christening and commissioning...

Vital coastal storm-tide information needed to help guide storm response efforts following major storms affecting District of Columbia will be more...

Vital coastal storm-tide information needed to help guide storm response efforts following major storms affecting Maryland will be more accessible...

Vital coastal storm-tide information needed to help guide storm response efforts following major storms affecting Pennsylvania will be more accessible...