ZipCheckup's reading of Arsenic in Chandler, Arizona: the highest detected level is 8.6 ppb; the EPA limit is 10 ppb. Arsenic carries a high health-risk designation.

People in Chandler, Arizona who get water from the public supply are among residents whose systems have returned Arsenic detections in EPA compliance testing.

Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-07-13

Arsenic in Chandler Tap Water

Arsenic has been detected in Chandler, Arizona drinking water at a maximum level of 8.6 ppb — below the EPA MCL of 10 ppb.

This analysis covers 297,943 residents across 8 ZIP codes in Chandler.

Chandler's overall water quality grade is B (78/100).

Is Arsenic in Chandler Water Safe?

If you live in an affected ZIP code, consider installing a reverse osmosis filter certified under NSF 53 / NSF 58 and testing your water independently.

Arsenic Levels by ZIP Code

Average arsenic level across Chandler: 8.6 ppb

EPA Violations for Arsenic in Chandler

Health Effects of Arsenic

• Increased risk of skin, bladder, lung, and kidney cancer
• Cardiovascular disease and type 2 diabetes
• Skin changes (darkening, thickening, lesions)
• Developmental effects in children exposed in utero

Health risk severity: High. Governed by the Arsenic Rule (2006).

How Arsenic Gets Into Drinking Water

• Natural deposits in rock and soil (especially in western U.S.)
• Runoff from orchards and glass/electronics production
• Historical use of arsenic-based pesticides
• Well water in areas with arsenic-rich geology

What to Do About Arsenic in Chandler Water

1. Install a reverse osmosis (RO) system certified under NSF 58
2. Adsorptive media filters (iron-based) can also reduce arsenic
3. Have well water tested if on a private supply
4. Boiling water does NOT remove arsenic — it concentrates it

Look for filters certified under NSF 53 / NSF 58 for arsenic removal.

Related

• Arsenic — National Overview
• Arsenic in Arizona
• Arizona Water Quality
• Chandler Water Quality
• Check Your ZIP Code