Added By Infochimps
National scope of USGS water quality sample and laboratory result data and information obtained from the NWIS/NWISWeb systems (the data available is a subset of NWISWeb) and NAWQA Data Warehouse

Additional facts from

Dataset Summary

  • Date Released: 10/01/2008
  • Date Updated: Ongoing
  • Time Period: 1900-present
  • Data Category Type: Raw Data Catalog
  • Frequency: various
  • Specialized Data Category Designation: Geospatial

Contributing Agency Information


Public Domain (Government Work)

This dataset was prepared by the government and is therefore in the public domain. There are no restrictions upon its use.