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National Water-Quality Assessment Program (NAWQA)
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USGS NAWQA Constituents - Field Parameters

Parameter Name Parameter Code CAS Number
Dissolved oxygen 00300
Dissolved oxygen saturation 00301
pH 00400
Specific conductance 00095
Water temperature 00010

NAWQA Intranet (Internal Use Only)

     
       

 U.S. Department of the Interior, U.S. Geological Survey
 Contact for NAWQA: nawqa_whq@usgs.gov
 Maintainer: James Ulrich- julrich@usgs.gov
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