Cooper, PA Tap Water Quality 2026

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

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

Main Utility: Cooper Twp Municipal Auth PWSID: PA6170041 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead was not detected and no violations are open. No PFAS was detected.

A

Cooper earns an A for water quality

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

Lead: not detected
PFAS tested, none detected
115 violations since 2015, 1 health-based
No violations currently open
Cooper's lead level vs. all Pennsylvania community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: Not detected — 0% of the federal action level
✓ Lower lead than % of Pennsylvania utilities
Population Served
2552
~1725 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
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2024 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2024 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2024 Resolved
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2024 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2024 Resolved
Endrin MONITORING AND REPORTING — 0.002 mg/L 2023 Resolved
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2023 Resolved
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2023 Resolved
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2023 Resolved
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2023 Resolved
Diquat MONITORING AND REPORTING — 0.02 mg/L 2023 Resolved
Endothall MONITORING AND REPORTING — 0.1 mg/L 2023 Resolved
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2023 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2023 Resolved
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2023 Resolved
Simazine MONITORING AND REPORTING — 0.004 mg/L 2023 Resolved
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2023 Resolved
Picloram MONITORING AND REPORTING — 0.5 mg/L 2023 Resolved
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2023 Resolved
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2023 Resolved
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2023 Resolved
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2023 Resolved
LASSO MONITORING AND REPORTING — — 2023 Resolved
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2023 Resolved
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2023 Resolved
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2023 Resolved
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2023 Resolved
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2023 Resolved
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2023 Resolved
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2023 Resolved
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2023 Resolved
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2023 Resolved
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2023 Resolved
Public Notice OTHER — — 2022 Resolved
Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Resolved
Consumer Confidence Rule OTHER — — 2021 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2021 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2021 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2021 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2021 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2021 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2021 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2021 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2021 Resolved
Arsenic MONITORING AND REPORTING — 0.010 mg/L 2021 Resolved
Barium MONITORING AND REPORTING — 2 mg/L 2021 Resolved
Cadmium MONITORING AND REPORTING — 0.005 mg/L 2021 Resolved
Chromium MONITORING AND REPORTING — 0.1 mg/L 2021 Resolved
CYANIDE MONITORING AND REPORTING — 0.2 mg/L 2021 Resolved
Fluoride MONITORING AND REPORTING — 4.0 mg/L 2021 Resolved
Mercury MONITORING AND REPORTING — 0.002 mg/L 2021 Resolved
Nickel MONITORING AND REPORTING — — 2021 Resolved
Selenium MONITORING AND REPORTING — 0.05 mg/L 2021 Resolved
Antimony, Total MONITORING AND REPORTING — 0.006 mg/L 2021 Resolved
Beryllium, Total MONITORING AND REPORTING — 0.004 mg/L 2021 Resolved
Thallium, Total MONITORING AND REPORTING — 0.002 mg/L 2021 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2020 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2020 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2020 Resolved
Combined Uranium MONITORING AND REPORTING — 30 ug/L 2020 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2020 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2020 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2018 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2018 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2017 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2017 Resolved
Radium-226 MONITORING AND REPORTING — — 2017 Resolved
Radium-228 MONITORING AND REPORTING — — 2017 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2017 Resolved
Consumer Confidence Rule OTHER — — 2017 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2017 Resolved
Arsenic MONITORING AND REPORTING — 0.010 mg/L 2017 Resolved
Barium MONITORING AND REPORTING — 2 mg/L 2017 Resolved
Cadmium MONITORING AND REPORTING — 0.005 mg/L 2017 Resolved
Chromium MONITORING AND REPORTING — 0.1 mg/L 2017 Resolved
CYANIDE MONITORING AND REPORTING — 0.2 mg/L 2017 Resolved
Fluoride MONITORING AND REPORTING — 4.0 mg/L 2017 Resolved
Mercury MONITORING AND REPORTING — 0.002 mg/L 2017 Resolved
Nickel MONITORING AND REPORTING — — 2017 Resolved
Selenium MONITORING AND REPORTING — 0.05 mg/L 2017 Resolved
Antimony, Total MONITORING AND REPORTING — 0.006 mg/L 2017 Resolved
Beryllium, Total MONITORING AND REPORTING — 0.004 mg/L 2017 Resolved
Thallium, Total MONITORING AND REPORTING — 0.002 mg/L 2017 Resolved
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2017 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2017 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2017 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2017 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2017 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2017 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2017 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2017 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2017 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2017 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2017 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2017 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2017 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2017 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2017 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2017 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2017 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2017 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2017 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2017 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2016 Resolved
Consumer Confidence Rule OTHER — — 2016 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2016 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2016 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2015 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 Cooper Twp Municipal Auth
PWSID PA6170041
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 2,552
Service connections 1,725
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Cooper tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open.
Does Cooper water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Cooper? ▼
Cooper Twp Municipal Auth (PWSID PA6170041). Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2024-07-15. No significant deficiencies were recorded.

What Should Cooper 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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