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Quemahoning, PA Tap Water Quality 2026

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

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

Main Utility: Stonebridge Gardens Mhp PWSID: PA4560006 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 5.00 ppb, 33% of the action level and no violations are open. PFAS has never been sampled at this system.

B

Quemahoning earns a B for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: 5.00 ppb — 33% of the federal action level
PFAS never sampled at this system
72 violations since 2015, 4 health-based
No violations currently open
Quemahoning's lead level vs. all Pennsylvania community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 5.00 ppb — 33% of the federal action level
✓ Lower lead than 34% of Pennsylvania utilities
Population Served
146
~55 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
72 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
33% of EPA action level
5.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 5.00 ppb, 33% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2025 Archived
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2025 Archived
TTHM MONITORING AND REPORTING — 0.080 mg/L 2025 Archived
Groundwater Rule MONITORING AND REPORTING — — 2023 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2023 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2022 Resolved
Endothall MONITORING AND REPORTING — 0.1 mg/L 2022 Resolved
2,3,7,8-TCDD MONITORING AND REPORTING — 0.00000003 mg/L 2022 Resolved
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2022 Resolved
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2022 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2020 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2020 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2020 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2019 Resolved
Consumer Confidence Rule OTHER — — 2019 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2019 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2019 Resolved
2,3,7,8-TCDD MONITORING AND REPORTING — 0.00000003 mg/L 2019 Resolved
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2019 Resolved
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2019 Resolved
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2019 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2019 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2019 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2019 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2019 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2019 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2019 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2019 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2019 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2019 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2019 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2019 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2019 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2019 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2019 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2019 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2019 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2019 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2019 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2019 Resolved
Public Notice OTHER — — 2018 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2018 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2018 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2017 Resolved
Gross Alpha, Excl. Radon and U MONITORING AND REPORTING — 15 pCi/L 2016 Resolved
Combined Uranium MONITORING AND REPORTING — 30 ug/L 2016 Resolved
Radium-226 MONITORING AND REPORTING — — 2016 Resolved
Radium-228 MONITORING AND REPORTING — — 2016 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2016 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2016 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2016 Resolved
Public Notice 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
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
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

72 violations are on record since 2015, of which 4 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Stonebridge Gardens Mhp
PWSID PA4560006
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 146
Service connections 55
Systems serving this area 4
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Quemahoning tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 5.00 ppb, 33% of the action level.
Does Quemahoning water have PFAS? ▼
This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.
Who supplies water to Quemahoning? ▼
Stonebridge Gardens Mhp (PWSID PA4560006), one of 4 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2025-04-21. No significant deficiencies were recorded.

What Should Quemahoning Residents Do?

1
Consider a filter certified for lead
Look for NSF/ANSI 53 certification for lead reduction.
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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