Arizona Water Resources

• Arizona Data - consumer confidence reports- http://www.epa.gov/safewater/dwinfo/az.htm
• Arizona Department of Health Services (ADHS) (602) 542-1188
  Drinking Water Testing - Certified Laboratories in Arizona
  http://www.azdhs.gov/lab/license/dwlab.htm
  www.maricopa.gov/ENVSVC/WATER/docs/azlabs.pdf
• Arizona Department of Environmental Quality - water http://www.azdeq.gov/environ/water/index.html
• Tap into Quality - Links to City Water Quality Reports - http://tapintoquality.com/home.html

National Water Resources

• US Environmental Protection Agencty - http://www.epa.gov/ow/
• NSF International (877/8-NSF-HELP) tests and certifies home water treatment units
  http://www.nsf.org/consumer/
• Water Quality Association, industry association, http://www.wqa.org/ (630/505-0160) classifies units according to the contaminants they remove as well as listing units that have earned its approval.
• Underwriterís Laboratory http://www.ul.com/consumers/ also certifies safety of units and some home water treatment units.
• Purdue University Water Quality - http://www.ces.purdue.edu/waterquality/index.htm
• Purdue - drinking water quality - http://www.ecn.purdue.edu/SafeWater/drinkinfo/index.htm