National Water Quality Assessment (NAWQA) Program

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Overview

National scope of NAWQA water-quality sample- and laboratory-result data and other supporting information obtained from NWIS systems hosted by individual Water Science Centers as well as national BioTDB system for aquatic biological data on communities and habitats and stored in a centralized NAWQA Data Warehouse (DWH)

Additional facts from data.gov

Dataset Summary

Date Released: 4/1/2000
Date Updated: Data is current ( daily updated)
Time Period: primarily 1991 to present day. Some older data back to 1895
Data.gov Data Category Type: Raw Data Catalog
Frequency: varies – from one-time collection to daily depending on purpose and collection site.
Specialized Data Category Designation: Surveillance

Contributing Agency Information

Citation: National Water Quality Assessment (NAWQA) Program http://water.usgs.gov/nawqa/data
Agency Program Page: National Water Quality Assessment (NAWQA) Program http://water.usgs.gov/nawqa/data
Agency Data Series Page: http://infotrek.er.usgs.gov/traverse/f?p=NAWQA:HOME:0

Miscellaneous Facts

Additional Metadata: http://water.usgs.gov/nawqa/bib/

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License

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

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Sources:	Geological Survey Data.gov
License:	Public Domain (Government Work)
Added by:	Infochimps
Collection:	Data.gov
Link:	http://data.gov/details/95
Created:	about 2 years ago
Updated:	11 months ago