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Water Quality in the Rio Grande Valley, Colorado, New Mexico, and Texas, 1992-95

By Gary W. Levings, Denis F. Healy, Steven F. Richey, and Lisa F. Carter

U.S. GEOLOGICAL SURVEY CIRCULAR 1162

• National Water-Quality Assessment Program
• Summary of major issues and findings
• Environmental setting and hydrologic conditions
• Major issues and findings:
• Welcome to the Rio Grande Valley
• Organics in ground water, surface water, bed sediment, and fish tissue
• Nutrients in ground water and surface water
• Radon in ground water and dissolved solids in surface water
• Trace elements
• Fish communities and stream habitat
• Water quality conditions in a national context
• Study design and data collection
• Summary of compound detections and concentrations
• A coordinated effort
• References
• Glossary

The use of firm, trade, and brand names in this report is for identification purposes only and does not constitute endorsement by the U.S. Government.

In-text links to figures generally point to the figure caption, below the actual figure.

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Suggested citation:
Levings, G.W., Healy, D.F., Richey, S.F., and Carter, L.F., 1998, Water Quality in the Rio Grande Valley, Colorado, New Mexico, and Texas, 1992-95: U.S. Geological Survey Circular 1162, on line at <URL: http://water.usgs.gov/pubs/circ1162>, updated April 1, 1998.

ISBN 0-607-89113-0

Further information:
Rio Grande NAWQA Study || National Water-Quality Assessment Program || U.S. Geological Survey

This page is <URL:http://water.usgs.gov/pubs/circ1162>
Email questions and comments to GS-W_NAWQA_Outreach@usgs.gov

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