Arsenic in Arizona Drinking Water — 23 Violations
EPA data analysis for arsenic in Arizona drinking water systems
ZipCheckup tracks Arsenic in Arizona drinking water: 0 ZIP codes with detected levels on record. 23 ZIP codes exceed the EPA limit (10 ppb). Arsenic carries a high health-risk designation.
Arsenic Contamination in Arizona
ZipCheckup analyzed EPA enforcement records across 297 ZIP codes in Arizona. 23 ZIP codes have arsenic-related violations on record.
The violation rate for arsenic in Arizona is 7.7% of all ZIP codes — higher than the national average.
EPA Standard for Arsenic
The EPA maximum contaminant level (MCL) for arsenic is 10 ppb, governed by the Arsenic Rule (2006). Water systems that exceed this limit must take corrective action and notify consumers.
Health Effects of Arsenic
Long-term exposure to arsenic in drinking water increases the risk of skin, bladder, lung, and kidney cancer. It also causes cardiovascular disease, diabetes, and skin lesions. The EPA classifies arsenic as a Group A human carcinogen.
How to Remove Arsenic From Drinking Water
The most effective treatment for arsenic removal is Reverse Osmosis. Look for filters certified under NSF 53 / NSF 58 standards.
Check Your ZIP Code
Use the ZipCheckup water quality search to see arsenic data for your specific water system in Arizona.
Cities with Arsenic Data in Arizona
14 cities in Arizona have arsenic testing data available.