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Littlestown, PA Tap Water Quality 2026

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

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

Main Utility: Littlestown Boro PWSID: PA7010022 Updated: 2026 Q2
⚠️

PFAS above the federal limit at 1 of 7 sampling points

Lead is 3.00 ppb, 20% of the action level and no violations are open. However, PFAS exceeds the federal limit at 1 of 7 sampling points, running as high as 2.91 times the limit.

C

Littlestown earns a C for water quality

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

Lead: 3.00 ppb — 20% of the federal action level
PFAS above the federal limit at 1 of 7 sampling points
92 violations since 2015, 1 health-based
No violations currently open
Littlestown's lead level vs. all Pennsylvania community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 3.00 ppb — 20% of the federal action level
✓ Lower lead than 58% of Pennsylvania utilities
Population Served
4782
~2370 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
92 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
20% of EPA action level
3.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 3.00 ppb, 20% 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
Groundwater Rule MONITORING AND REPORTING — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2023 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2023 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2023 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2023 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2023 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2023 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2023 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2023 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2023 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2023 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2023 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2023 Resolved
Consumer Confidence Rule OTHER — — 2022 Resolved
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2022 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2022 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2022 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2022 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2022 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2022 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2022 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2022 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2022 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2022 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2022 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2022 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2022 Resolved
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2021 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2021 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2021 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2021 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2021 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2021 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2021 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2021 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2021 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2021 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2021 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2021 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2021 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2021 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2021 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2021 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2021 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2021 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2021 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2021 Resolved
Gross Alpha, Excl. Radon and U MONITORING AND REPORTING — 15 pCi/L 2020 Resolved
Radium-226 MONITORING AND REPORTING — — 2020 Resolved
Radium-228 MONITORING AND REPORTING — — 2020 Resolved
Combined Uranium MONITORING AND REPORTING — 30 ug/L 2020 Resolved
Radium-226 MONITORING AND REPORTING — — 2020 Resolved
Radium-228 MONITORING AND REPORTING — — 2020 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2019 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2019 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2018 Resolved
Nitrite MONITORING AND REPORTING — 1 mg/L 2018 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

92 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 Littlestown Boro
PWSID PA7010022
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 4,782
Service connections 2,370
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Littlestown tap water safe to drink? ▼
It meets most federal standards, but PFAS exceeds the federal limit at 1 of 7 sampling points. No violations are currently open. Lead is 3.00 ppb, 20% of the action level.
Does Littlestown water have PFAS? ▼
Yes. PFAS exceeds the federal limit at 1 of 7 sampling points, running as high as 2.91 times the limit. Limits are enforced on a running annual average at each sampling point, not on a single sample.
Who supplies water to Littlestown? ▼
Littlestown Boro (PWSID PA7010022). Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2024-04-25. No significant deficiencies were recorded.

What Should Littlestown 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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