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National Weather Service - Hydrologic Information Center
This interactive map and database provides information on thousands of stream and river gauges in the 50 States, Guam, American Samoa, and Puerto Rico. Users can access information on current flooding, drought, or other hydrologic conditions, forecast outlooks for stream and river flow, and archived historical data.
Intended for grade levels:
  • High (9-12)
Type of resource:
  • Visual:
    • Map
  • Hydrology
Technical requirements:
No specific technical requirements, just a browser required
Cost / Copyright:
No cost
As required by 17 U.S.C. 403, third parties producing copyrighted works consisting predominantly of the material produced by U.S. government agencies must provide notice with such work(s)identifying the U.S. Government material incorporated and stating that such material is not subject to copyright protection. The information on government web pages is in the public domain unless specifically annotated otherwise (copyright may be held elsewhere) and may therefore be used freely by the public.
DLESE Catalog ID: NASA-Edmall-899
Resource contact / Creator / Publisher:
Contributor: National Oceanic and Atmospheric Administration