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A young girl drinks water, which likely originated from groundwater

Detailed Description

A young girl drinks water, which likely originated from groundwater sources. 

The USGS is near the midpoint of a complex undertaking to survey the quality of the nation’s largest drinking-water resource. From 2012 – 2023, the USGS is assessing groundwater throughout the country through extensive sampling. The latest results from five regional aquifers are now available. 

Sources/Usage