PlainWater
States → Pennsylvania

LITTLESTOWN BORO

PWS ID: PA7010022 · LITTLESTOWN, Pennsylvania 17340

LITTLESTOWN BORO serves 7,300 people in LITTLESTOWN, Pennsylvania using Groundwater water sources. It has 464 recorded EPA violations, including 7 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (6 compounds found).

Water Quality Snapshot: LITTLESTOWN BORO

LITTLESTOWN BORO is a local-owned community water system that delivers drinking water to 7,300 residents in LITTLESTOWN, Pennsylvania (Adams County) through 2,370 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 464 total violations for this system , of which 7 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 363 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Public Notice, recorded in 83 violations (Other). Under EPA's UCMR5 PFAS monitoring program, 6 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 0.0129 ppt. PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across Pennsylvania, EPA tracks 7,701 public water systems serving 12,630,061 people, with 1,159,868 cumulative violations and 68,517 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 150.6 violations. LITTLESTOWN BORO's 464 violations sit above the Pennsylvania average. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

6 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
7,300
Total Violations
464
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
2,370
County
Adams
School/Daycare
No
MCL Violations
3
Monitoring Violations
363
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Public Notice Other 83 2023
Nitrate MR 17 2018
Surface Water Treatment Rule MR 16 2008
Gross Alpha, Excl. Radon and U MR 12 2020
cis-1,2-Dichloroethylene MR 12 2023
o-Dichlorobenzene MR 12 2023
trans-1,2-Dichloroethylene MR 12 2023
1,1,2-Trichloroethane MR 12 2023
Toluene MR 12 2023
Styrene MR 12 2023
DICHLOROMETHANE MR 12 2023
1,2-Dichloropropane MR 12 2023
Tetrachloroethylene MR 12 2023
Ethylbenzene MR 12 2023
CHLOROBENZENE MR 12 2023
Xylenes, Total MR 11 2023
p-Dichlorobenzene MR 11 2023
1,1-Dichloroethylene MR 11 2023
1,2-Dichloroethane MR 11 2023
Carbon tetrachloride MR 11 2023
Benzene MR 11 2023
1,2,4-Trichlorobenzene MR 11 2023
Trichloroethylene MR 11 2023
1,1,1-Trichloroethane MR 11 2023
Cadmium MR 8 2006
Consumer Confidence Rule Other 7 2004
Chlorine MR 7 2008
Atrazine MR 6 2005
LASSO MR 6 2005
Nitrite MR 6 2018

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 17 of 420 samples detected PFAS.

Contaminant Date Result MRL Status
NEtFOSAA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 7/15/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 7/15/2024 <0.008 µg/L 0.008 µg/L Not Detected
lithium 7/15/2024 <9 µg/L 9 µg/L Not Detected
PFOS 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/15/2024 <0.02 µg/L 0.02 µg/L Not Detected
NMeFOSAA 7/15/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFMPA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/15/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 7/15/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/15/2024 <9 µg/L 9 µg/L Not Detected
PFBS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 7/15/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFNA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 7/15/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFOS 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFTrDA 7/15/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFOA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
11Cl-PF3OUdS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for LITTLESTOWN BORO.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID PA7010022 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Pennsylvania Drinking Water Authority

Pennsylvania DEP — Bureau of Safe Drinking Water is the primacy agency that licenses and inspects LITTLESTOWN BORO under EPA-delegated authority.

Open PA regulator portal

Source: Pennsylvania DEP — Bureau of Safe Drinking Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2023 Public Notice Other 83 SDWIS / PA7010022 / 7500
2023 cis-1,2-Dichloroethylene MR 12 SDWIS / PA7010022 / 2380
2023 o-Dichlorobenzene MR 12 SDWIS / PA7010022 / 2968
2023 trans-1,2-Dichloroethylene MR 12 SDWIS / PA7010022 / 2979
2023 1,1,2-Trichloroethane MR 12 SDWIS / PA7010022 / 2985
2023 Toluene MR 12 SDWIS / PA7010022 / 2991
2023 Styrene MR 12 SDWIS / PA7010022 / 2996
2023 DICHLOROMETHANE MR 12 SDWIS / PA7010022 / 2964
2023 1,2-Dichloropropane MR 12 SDWIS / PA7010022 / 2983
2023 Tetrachloroethylene MR 12 SDWIS / PA7010022 / 2987
2023 Ethylbenzene MR 12 SDWIS / PA7010022 / 2992
2023 CHLOROBENZENE MR 12 SDWIS / PA7010022 / 2989
2023 Xylenes, Total MR 11 SDWIS / PA7010022 / 2955
2023 p-Dichlorobenzene MR 11 SDWIS / PA7010022 / 2969
2023 1,1-Dichloroethylene MR 11 SDWIS / PA7010022 / 2977

How LITTLESTOWN BORO Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric LITTLESTOWN BORO Pennsylvania avg Federal benchmark
Total violations 464 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 7 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection 6 compounds 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 7,300 1,640 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,701 regulated public water systems in Pennsylvania.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is LITTLESTOWN BORO water safe to drink? ▼
LITTLESTOWN BORO (PWS ID: PA7010022) has 464 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 6 PFAS compounds found. This system serves 7,300 people using Groundwater sources.
How many people does LITTLESTOWN BORO serve? ▼
LITTLESTOWN BORO serves 7,300 people in LITTLESTOWN, Pennsylvania. It is a Local-owned system using Groundwater water sources with 2,370 service connections.
What type of violations does LITTLESTOWN BORO have? ▼
LITTLESTOWN BORO has 464 total violations: 7 health-based violations (MCL exceedances or treatment failures), 363 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LITTLESTOWN BORO water? ▼
Yes. UCMR5 testing detected 6 PFAS compounds in LITTLESTOWN BORO's water supply: PFHxA, PFPeA, PFOA, PFOS, PFHxS, and others. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does LITTLESTOWN BORO use? ▼
LITTLESTOWN BORO uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Explore PlainWater

Water in Pennsylvania

All systems in state
All States

Water quality by state
Contaminants

PFAS & other pollutants
Guides

Understanding water quality

Related Data for Pennsylvania

Environmental Data → Natural Hazards → Air Quality → Healthcare Access → Climate Data →
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

Related

Browse all → | Rankings →
Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial