EPA data as of Oct 2026 · page updated 2026-10-29

Home hazard report for 85216 — Mesa, AZ

ZIP 85216 is served by City of Mesa: no health-based violations since 2016, latest lead result 5 ppb, PFAS 3 detected. Maricopa is in EPA radon zone 2.

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Where ZIP 85216 is

blue: utility service area · scroll or pinch to zoom
ZIP code areaZIP center Water utility service area PFOA/PFOS ≥ 4 ppt Lead > 15 ppb 5+ violations Superfund site (active) proposed cleaned up Circles: other water systems flagged nearby; size = people served. Tap any symbol for details.

Drinking water: City of Mesa

EPA IDAZ0407095
People served466,000
Sourcesurface water (rivers, lakes)
Connections142,500

Health-based violations

No health-based violations reported since 2016.

Full record for City of Mesa →

Lead

Jan 20225 ppb
Jan 20193.9 ppb
Jan 20163.7 ppb
Jan 20134.2 ppb
Jan 20105 ppb
Jan 20097 ppb
Jan 20077 ppb
Jan 20064 ppb

90th-percentile lead per sampling round (90% of the homes sampled were at or below this level). Black line: EPA’s 15 ppb action level; under the Lead and Copper Rule Improvements the action level becomes 10 ppb from 2027.

PFAS (“forever chemicals”)

CompoundHighest resultSamples with detectionEPA limit
PFBS15.2 ppt10 of 70—
PFHxS9.3 ppt4 of 70—
PFHxA3.2 ppt1 of 70—
PFHpAnot detected0 of 70—
PFNAnot detected0 of 70—
PFOSnot detected0 of 704 ppt MCL
PFOAnot detected0 of 704 ppt MCL
PFDAnot detected0 of 70—
HFPO-DA (GenX)not detected0 of 70—
PFBAnot detected0 of 70—
PFPeAnot detected0 of 70—

EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR 5), samples 2023–2025; ppt = parts per trillion (ng/L). The 4.0 ppt maximum contaminant levels for PFOA and PFOS were set by EPA in 2024; water systems have until the end of the decade to comply.

Radon in Maricopa

EPA radon zone 2 — moderate potential. Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.

Radon is a colorless, odorless radioactive gas from soil and rock, and the leading cause of lung cancer among non-smokers. EPA recommends fixing a home at 4 pCi/L or above and considering it from 2 pCi/L. A short-term test kit costs about $15–30. How radon zones work →

Superfund sites nearby

SiteStatusDistance
Indian Bend Wash Area
Scottsdale, Arizona · EPA ID AZD980695969
Active (final NPL)5.8 mi
Motorola, Inc. (52nd Street Plant)
Phoenix, Arizona · EPA ID AZD009004177
Active (final NPL)8.7 mi

EPA Superfund National Priorities List (NPL): the country’s most serious known hazardous-waste sites, each with an EPA cleanup record (linked). Distance is measured from the ZIP center to the site’s reference point; being near a site does not by itself mean exposure — EPA site pages describe what was found and how it is being cleaned up.

Buying a home in Mesa? See the 2026 conforming, FHA and jumbo loan limits for Maricopa →

What this is — and isn’t. These are records your water utility and state reported to the EPA, and the EPA’s radon map for your county. They describe the system and the area, not the water from your own tap or the air in your home. For that, read your utility’s annual Consumer Confidence Report and test: lead and radon tests are inexpensive.

Questions about 85216

Who supplies drinking water to ZIP 85216?

City of Mesa (EPA ID AZ0407095), a surface water (rivers, lakes) system serving about 466,000 people.

Is there lead in Mesa, AZ tap water?

The utility’s latest 90th-percentile lead result (Jan 2022) was 5 ppb; EPA’s action level is 15 ppb, falling to 10 ppb from 2027. Lead mostly comes from service lines and home plumbing, so the only way to know your tap is to test it.

Does Mesa, AZ water have PFAS?

PFAS were detected, with PFOA and PFOS below 4.0 ppt (highest not detected).

Has the water system in 85216 had violations?

No health-based violations reported since 2016.

Are there Superfund sites near 85216?

The nearest active Superfund site is 5.8 miles away. Sites within 10 miles: Indian Bend Wash Area (5.8 mi, Active (final NPL)); Motorola, Inc. (52nd Street Plant) (8.7 mi, Active (final NPL)).

Is radon a problem in Maricopa?

Maricopa is in EPA radon zone 2 (moderate potential). Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.