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The Southwest Watershed Research Center is located in Tucson, AZ and is part of the Pacific West Area.
The Research Leader is Philip Heilman.
Email: phil.heilman@ars.usda.gov
Phone: (520) 647-9202
Fax: 520-670-5550
USDA, ARS, SW WATERSHED RES
2000 EAST ALLEN ROAD
Tucson, AZ 85719