CITY REPORT AZ HEALTH VIOLATIONS: 1

Peoria, AZ: 1 Health Violation - Home Safety 51/100

6 ZIP codes · 7 water systems · Updated

ZipCheckup grade for Peoria: D.

Federal records show several conditions worth reviewing.

If you live in Peoria, AZ, the lower-tier grade here is a signal to check the water system that serves your address and, if you have concerns, to test your own tap.

How Peoria Compares

Peoria51/100
Arizona avg66/100
National avg73/100

Data: EPA SDWIS

6
ZIP Codes
7
Water Systems
4
ZIPs Linked to Systems with Violations
D · 51
Avg Safety Score
Zone 2
County Radon Potential (Moderate)
$408K
Median Home Value
$575
Est. Remediation (0.1% of home value)

Key Facts for Peoria Residents

  • Your city's water systems recorded 45 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0018 mg/L.
  • Homes built before 1986: 23% - older plumbing may contain lead solder.
  • Estimated remediation: $575 per household.
  • Health risk index (ZipCheckup composite of CDC data): 11.3.

Peoria's Water Providers

Multiple utilities show up for Peoria, AZ: 3 are listed here out of 7 tracked federally.

Overview

We track home safety data for 6 ZIP codes in Peoria, Arizona (population ~203,927), covering 7 community water systems serving approximately 527,757 people region-wide. The EPA snapshots used for this build directly map water systems to 4 of 6 ZIP codes.

4 of 4 ZIP codes with a reported violation count in the available EPA record (100%) have recorded EPA violations. 1 health-based violation appear in the available health breakdown.

Home Safety Score

Average Home Safety Score for Peoria: D (51/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Peoria water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0018 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 4 ZIP codes with known status exceed the EPA lead action level

Radon Risk

6 of 6 ZIP records with known zones are in EPA Radon Zone 2.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Chlorine Disinfectant 16 3
Total organic carbon Disinfection Byproducts 14 4
Nitrate Inorganic 11 4
Surface Water Treatment Rule Treatment Technique 10 4
Long Term 2 Enhanced Surface Water Treatment Rule Treatment Technique 10 4

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
85345 D 29 0 City of Peoria
85383 D 24 1 City of Peoria
85382 D 15 0 City of Peoria
85381 D 11 0 City of Peoria

All ZIP Codes in Peoria

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Peoria Community Health Snapshot

10%
Asthma (US: 9.8%)
10.6%
Diabetes (US: 10.4%)
14.9%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 10% ↑
Diabetes 10.6% ↑
Mental Health 14.9% ↑

Vertical line = national average. ■ Above national · ■ Below national

What's in Peoria's Water?

Chlorine 16 violations
Disinfectant · EPA regulatory level for the contaminant named above: 4 mg/L
Total organic carbon 14 violations
Disinfection Byproducts
Nitrate 11 violations
Inorganic · EPA regulatory level for the contaminant named above: 10 mg/L
Blue baby syndrome in infants

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Peoria Infrastructure Age

1994
Median Build Year
23%
Built Before 1986
3%
Built Before 1970
Copper
Likely Pipe Material

Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

The median build year for Peoria is 1994. A build year alone does not tell you what pipes or solder a home has.

1994
Median Year Built
23%
Pre-1986 (lead solder era; lead paint banned 1978)
3%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (3%) 1970–1986 (20%) Post-1986 (77%)

Most homes in Peoria were built after 1986; lead exposure at a tap still depends on its service line and plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Peoria

Low tier for Peoria: remediation estimated at up to 1% of what homes are worth.

Median Home Value
$408,000
Est. Remediation
$575
Remediation as % of home value 0.1%

Estimated remediation costs in Peoria can be compared with local home values. The $338–$950 estimated range can be set against the median property value; actual costs vary by home. Home values are 33% above the Arizona average.

Peoria: Lead Risk & Vulnerable Populations

23%
Homes Built Before 1986
0.0018
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Several limits apply to the lead numbers for Peoria. The figure shown is an average of 90th-percentile results from ZIP codes in the city, and it is below 0.010 mg/L; the federal action level of 0.015 mg/L applies to each water system's own 90th percentile, not to an average like this one, and being below it does not make water free of lead. About 23% of local homes were built before 1986. A test at the home's own tap shows its level, and a filter certified to NSF/ANSI 53 for lead reduction is an option if a test finds lead.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Peoria: NFIP Claim Records and Water-Quality Context

28
Total FEMA Flood Claims
$23,201
Avg Reported Sum With Payment Data
25%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Peoria contains 28 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $23,201. Among ZIP codes with claim records, 25% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The $575 remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

What You Can Do in Peoria

  1. Test your water at home. City-level data shows averages - your tap may differ. Check the certification, price and turnaround time of any water test kit or lab service.
  2. Install a certified water filter. For Chlorine, listed in the water-quality records for Peoria: if it is a rule or reporting requirement rather than a contaminant, ask your utility what the record involved; for bacteria, follow any boil-water notice from your utility; for a specific chemical contaminant, check whether a filter is certified to reduce it. Not every contaminant has a consumer filter certification.
  3. Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
  4. Review your water system's CCR. If you use a community water system, request its annual Consumer Confidence Report for system-level test results or find it online.

Frequently Asked Questions

What does the Home Safety Score mean for Peoria, AZ?
Peoria has an average Home Safety Score of 51/100 (Grade D) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. 45 violations appear in EPA records for water systems mapped to these ZIP codes. Check individual ZIP code reports for component details.
How many violations are on record for water systems serving Peoria?
EPA records list 45 EPA violations, including 1 health-based violation for Peoria water systems. These water-system violations are shown for 6 mapped ZIP codes.
Does Peoria water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Peoria is 0.0018 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How does Peoria compare to Arizona average?
Peoria has an average Home Safety Score of 51/100, which is below the Arizona state average of 66/100 for the same model series.
How many water systems serve Peoria?
Our records map 7 water systems to 6 ZIP codes in Peoria. The related population figure in our data is approximately 203,927 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Peoria?
Estimated remediation cost per household in Peoria: $575; modeled range $338 to $950. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
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How to cite this page

APA ZipCheckup. (2026). Peoria, AZ: 1 Health Violation - Home Safety 51/100. https://zipcheckup.com/cities/az/peoria/
BibTeX
@misc{zipcheckup-cities-az-peoria,
  author = {{ZipCheckup}},
  title  = {{Peoria, AZ: 1 Health Violation - Home Safety 51/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/az/peoria/}
}

Page version: October 2026.

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