Published online 1 May 2008
Published in J Environ Qual 37:1158-1169 (2008)
DOI: 10.2134/jeq2007.0408
© 2008 American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America
677 S. Segoe Rd., Madison, WI 53711 USA
Comparative Study of Transport Processes of Nitrogen, Phosphorus, and Herbicides to Streams in Five Agricultural Basins, USA
Joseph L. Domagalskia,*,
Scott Atorb,
Richard Coupec,
Kathleen McCarthyd,
David Lampee,
Mark Sandstromf and
Nancy Bakere
a U.S. Geological Survey, 6000 J St., Sacramento, CA 95819
b U.S. Geological Survey, 8987 Yellow Brick Rd., Baltimore, MD 21237
c U.S. Geological Survey, 308 South Airport Rd., Jackson, MS 39208
d U.S. Geological Survey, 10615 S.E. Cherry Blossom Dr., Portland, OR 97216
e U.S. Geological Survey, 5957 Lakeside Blvd., Indianapolis, IN 46278
f U.S. Geological Survey, National Water Quality Lab., Denver Federal Center, Building 95, Lakewood, CO 80225

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Fig. 1. Cumulative frequency plot of discharge for the DR2 Drain, Washington. Period of record, 1 Oct. 2003 through 30 Sept. 2004.
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Fig. 2. Cumulative frequency plot of discharge for Morgan Creek, Maryland. Period of record, 1 Oct. 2003 through 30 Sept. 2004.
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Fig. 3. Cumulative load of nutrients, in percent, for the DR2 Drain, Washington. Period of record, 1 Oct. 2003 through 30 Sept. 2004.
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Fig. 4. Cumulative load, in percent, of atrazine, deethylatrazine (DEA), and nitrate in the DR2 Drain. Cumulative load was calculated for the period of 1 Oct. 2003 through 30 Sept. 2004.
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Fig. 5. Cumulative load of nutrients, in percent, for Maple Creek, Nebraska. Period of record, 1 Oct. 2002 through 30 Sept. 2004.
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Fig. 6. Cumulative load of atrazine, deethylatrazine (DEA), metolachlor, metolachlor ethane-sulfonic acid (ESA), and nitrate, in percent, for Maple Creek. The period of calculation was 1 Oct. 2002 through 30 Sept. 2004.
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Fig. 7. Cumulative load of nutrients, in percent, for Morgan Creek, Maryland. Period of record, 1 Oct. 2002 through 30 Sept. 2004.
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Fig. 8. Cumulative load, in percent, for atrazine, deethylatrazine (DEA), metolachlor, metolachlor ethane-sulfonic acid (ESA), metolachlor oxanilic acid (OXA), and nitrate for Morgan Creek. The period of calculation was from 1 Oct. 2002 through 20 Sept. 2004.
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Copyright © 2008 by the American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America.