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Peoria, AZ Tap Water Quality 2026

Water quality report for Peoria, AZ — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Peoria's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Peoria City Of PWSID: AZ0407096 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead was not detected and no violations are open. PFAS was detected below the federal limit.

A

Peoria earns an A for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: not detected
PFAS detected below the federal limit
115 violations since 2015, 1 health-based
No violations currently open
Peoria's lead level vs. all Arizona community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: Not detected — 0% of the federal action level
✓ Lower lead than % of Arizona utilities
Population Served
167525
~47872 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
115 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
0% of EPA action level
Not detected
Action level: 15 ppb
Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Lead and Copper Rule MONITORING AND REPORTING — TT 2026 Unaddressed
CARBON, TOTAL MONITORING AND REPORTING — TT 2025 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2024 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2024 Resolved
Bromate MONITORING AND REPORTING — 0.010 mg/L 2022 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2022 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2021 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2021 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2020 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2020 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2020 Resolved
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2020 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2020 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2020 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2020 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2020 Resolved
Vinyl chloride MONITORING AND REPORTING — 0.002 mg/L 2020 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2020 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2020 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2020 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2020 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2020 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2020 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2020 Resolved
Gross Alpha, Excl. Radon and U MONITORING AND REPORTING — 15 pCi/L 2020 Resolved
Combined Uranium MONITORING AND REPORTING — 30 ug/L 2020 Resolved
Combined Radium (-226 and -228) MONITORING AND REPORTING — 5 pCi/L 2020 Resolved
Radium-226 MONITORING AND REPORTING — — 2020 Resolved
Radium-228 MONITORING AND REPORTING — — 2020 Resolved
Fluoride MONITORING AND REPORTING — 4.0 mg/L 2020 Resolved
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2020 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2020 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2020 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2020 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2020 Resolved
Vinyl chloride MONITORING AND REPORTING — 0.002 mg/L 2020 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2020 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2020 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2020 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2020 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2020 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2020 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2020 Resolved
Revised Total Coliform Rule REPORTING FAILURE — — 2019 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2018 Archived
Nitrate MONITORING AND REPORTING — 10 mg/L 2018 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2017 Archived
Nitrate MCL EXCEEDANCE 11 MG/L 10 mg/L 2016 Resolved
Consumer Confidence Rule OTHER — — 2016 Resolved
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2016 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2016 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2016 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2016 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2016 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2016 Resolved
Vinyl chloride MONITORING AND REPORTING — 0.002 mg/L 2016 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2016 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2016 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2016 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2016 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2016 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2016 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2016 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2016 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2016 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2016 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2016 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2016 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2016 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2016 Resolved
Endrin MONITORING AND REPORTING — 0.002 mg/L 2016 Resolved
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2016 Resolved
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2016 Resolved
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2016 Resolved
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2016 Resolved
Diquat MONITORING AND REPORTING — 0.02 mg/L 2016 Resolved
Endothall MONITORING AND REPORTING — 0.1 mg/L 2016 Resolved
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2016 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2016 Resolved
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2016 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2016 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2016 Resolved
Picloram MONITORING AND REPORTING — 0.5 mg/L 2016 Resolved
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2016 Resolved
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2016 Resolved
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2016 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2016 Resolved
LASSO MONITORING AND REPORTING — — 2016 Resolved
2,3,7,8-TCDD MONITORING AND REPORTING — 0.00000003 mg/L 2016 Resolved
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2016 Resolved
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2016 Resolved
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2016 Resolved
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2016 Resolved
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2016 Resolved
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2016 Resolved
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2016 Resolved
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2016 Resolved
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2016 Resolved
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2016 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

115 violations are on record since 2015, of which 1 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Peoria City Of
PWSID AZ0407096
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 167,525
Service connections 47,872
Systems serving this area 7
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Peoria tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open.
Does Peoria water have PFAS? ▼
PFAS was detected but stayed below the federal limit.
Who supplies water to Peoria? ▼
Peoria City Of (PWSID AZ0407096), one of 7 systems serving this area. Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2025-10-21. No significant deficiencies were recorded.

What Should Peoria Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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