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Data Series 603


Discrete and Continuous Water-Quality Data and Hydrologic Parameters from Seven Agricultural Watersheds in the United States, 2002–09


Sample Collection, Analytical Methods, and Quality Assurance


Sample collection techniques, analytical methods used, and summary of the quality assurance plan were reported by Capel and others (2008b). Detailed descriptions of sampling sites, such as construction methods used to install wells and depths of open intervals, are provided by Capel and others (2008b) for the Merced River, Sugar Creek, Morgan Creek, Maple Creek, and Granger Drain basins. 


First posted June 23, 2011

For additional information contact:
Director, Oregon Water Science Center
U.S. Geological Survey
2130 SW 5th Avenue
Portland, Oregon 97201
http://or.water.usgs.gov

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