Tucson Water
(http://www.ci.tucson.az.us/water/water_quality/empact/empact.htm)

Arizona Department of Environmental Quality
(http://www.adeq.state.az.us/index.html)

Tucson Unified School District, David T. Smith Resource Center
(http://instech.tusd.k12.az.us/Science/about.html)

Water Resources Research Center
The College of Agriculture and Life Sciences, The University of Arizona
(http://ag.arizona.edu/AZWATER/)

Pima County Health Department
(http://www.pimahealth.org/)

Pima County Waste Water Management
(http://www.wwm.co.pima.az.us/)

Tucson Hispanic Chamber of Commerce
(http://www.hispanicchambertucson.org/)

National Science Foundation, Water Quality Center,
The University of Arizona
(http://wqc.arizona.edu)

Department of Neighborhood Resources, City of Tucosn
(http://www.cityoftucson.org/dnr/)

Southwest Environmental Health Sciences Center
University of Arizona College of Pharmacy, Room 244
PO Box 210207, Tucson, AZ, USA  85721-0207
swehsc-info@pharmacy.arizona.edu
520-626-5594
520-626-6944(FAX)