About
About the USGS Groundwater and Streamflow Information Program
Message from GWSIP Program Coordinator Message from GWSIP Program Coordinator
The Groundwater and Streamflow Information Program (GWSIP) serves as the national source of impartial, timely, rigorous and relevant groundwater and surface-water data for short- and long-term water decisions by local, state, Tribal, regional, and national stakeholders.