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East Cocalico, PA Tap Water Quality 2026

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

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

Main Utility: East Cocalico Township Auth PWSID: PA7360113 Updated: 2026 Q2
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PFAS above the federal limit at 2 of 10 sampling points

Lead was not detected and no violations are open. However, PFAS exceeds the federal limit at 2 of 10 sampling points, running as high as 1.18 times the limit.

C

East Cocalico earns a C for water quality

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

Lead: not detected
PFAS above the federal limit at 2 of 10 sampling points
41 violations since 2015, 1 health-based
No violations currently open
East Cocalico'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
7779
~2582 connections
Water Source
Surface water
Groundwater under the direct influence of surface water — SDWIS source code GU
Active Violations
0
41 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
Trichloroethylene MCL EXCEEDANCE 0.007 MG/L 0.005 mg/L 2025 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2022 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2021 Resolved
Revised Total Coliform Rule REPORTING FAILURE — — 2020 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2016 Resolved
Nitrite MONITORING AND REPORTING — 1 mg/L 2016 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2016 Resolved
Nitrite MONITORING AND REPORTING — 1 mg/L 2016 Resolved
Gross Alpha, Excl. Radon and U MONITORING AND REPORTING — 15 pCi/L 2016 Resolved
Radium-226 MONITORING AND REPORTING — — 2016 Resolved
Radium-228 MONITORING AND REPORTING — — 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
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 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

41 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 East Cocalico Township Auth
PWSID PA7360113
Water source Surface water — Groundwater under the direct influence of surface water — SDWIS source code GU
Population served 7,779
Service connections 2,582
Systems serving this area 5
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is East Cocalico tap water safe to drink? ▼
It meets most federal standards, but PFAS exceeds the federal limit at 2 of 10 sampling points. No violations are currently open.
Does East Cocalico water have PFAS? ▼
Yes. PFAS exceeds the federal limit at 2 of 10 sampling points, running as high as 1.18 times the limit. Limits are enforced on a running annual average at each sampling point, not on a single sample.
Who supplies water to East Cocalico? ▼
East Cocalico Township Auth (PWSID PA7360113), one of 5 systems serving this area. Surface water. Groundwater under the direct influence of surface water — SDWIS source code GU
When was this system last inspected? ▼
It was last inspected on 2024-05-17. No significant deficiencies were recorded.

What Should East Cocalico Residents Do?

1
Consider a reverse-osmosis filter
Reverse osmosis removes more than 95% of PFAS. Standard carbon pitchers do not.
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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