Search Results for the EPA National Library Catalog

Items Found: 15

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Select Item Title Year Published
Classification and mapping of agricultural land for national water-quality assessment 1997
Design of the national water-quality assessment program : occurrence and distribution of water-quality conditions / 1995
Estimation of nonpoint-source loadings of phosphorus for lakes in the Puget Sound region, Washington 1982
Methods for comparing water-quality conditions among National Water-Quality Assessment Study Units, 1992-1995 / 1998
Organochlorine pesticide residues in bed sediments of the San Joaquin River and its tributary streams, California / 1987
Pesticides in the nation's rivers, 1975-1980, and implications for future monitoring / 1985
Pesticides in the nation's streams and ground water, 1992--2001 : the quality of our nation's waters / 2006
Pesticides in the nation's streams and ground water, 1992-2001 : the quality of our nation's waters / 2006
Pesticides in the Nation's streams and ground water, 1992-2001--a summary / 2006
Preliminary assessment of sources, distribution, and mobility of selenium in the San Joaquin Valley, California / 1989
Quantity and quality of ground-water inflow to the San Joaquin River, California / 1991
Selected water-quality data for the San Joaquin River and its tributaries, California, June to September 1985 / 1986
Sources and concentrations of dissolved solids and selenium in the San Joaquin River and its tributaries, California, October 1985 to March 1987 1989
Streamflow, dissolved solids, suspended sediment, and trace elements, San Joaquin River, California, June 1985-September 1988 / 1993
Trace elements in bed sediments of the San Joaquin River and its tributary streams, California, 1985 1989

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