The USGS (U.S. Geological Survey) mission is to provide water information that benefits the Nation’s citizens: Publications, data, maps, and applications software. USGS Water-Resources offices are located in every State.
NWISWeb Water Data:
Access to water-resources data collected at approximately 1.5 million sites throughout the Nation.
-Real-Time
-Surface Water
-Ground Water
-Water Quality
-Site Inventory
