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NWISWeb Data for the Nation

Data Category
Current-conditions data transmitted from selected surface-water, ground-water, and water-quality sites
Site information
Descriptive site information for all sites with links to all available water data for individual sites.

Surface Water
Water flow and levels in streams, lakes, and springs.
Ground water
Water levels in wells.
Water quality
Chemical and physical data for streams, lakes, springs, and wells.

These pages provide access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, and Puerto Rico. Online access to this data is organized around the categories listed to the left.

The USGS investigates the occurrence, quantity, quality, distribution, and movement of surface and underground waters and disseminates the data to the public, State and local governments, public and private utilities, and other Federal agencies involved with managing our water resources.

Information on the USGS Help System Tutorial

Internal Access Only See this section.
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NWISWeb Data for USA

Retrieved on 2004-10-30 09:10:40 EDT
Department of the Interior, U.S. Geological Survey
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