USGS drilling
crew drilling a well in an urban area. Photo courtesy of Suzanne
Paschke, U.S. Geological Survey.
Map of Cycle I Sites
Map of Cycle II Sites
U.S. Department of the Interior, U.S. Geological Survey
Contact for NAWQA: nawqa_whq@usgs.gov
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Document URL- http://co.water.usgs.gov/nawqa/urbanPortal/html/pesticides_gw_maps.html
Last Update: May 23, 2006