USGS Surface Water Information
USGS Threatened and Endangered Groundwater Stations
The following stations have been or are about to be discontinued due to the lack of funding. If you have questions about specific stations, please contact the individual identified for each State. If you have questions about the U.S. Geological Survey Groundwater Resources Program in general please contact Kevin Dennehy (703-648-5018 email@example.com) or Bill Cunningham (703-648-5005;firstname.lastname@example.org).