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CONNEAUT LAKE BOROUGH WTP

PWS ID: PA6200015 · CONNEAUT LAKE, Pennsylvania 16316

CONNEAUT LAKE BOROUGH WTP serves 870 people in CONNEAUT LAKE, Pennsylvania using Groundwater water sources. It has 264 recorded EPA violations, including 0 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (1 compound found).

Water Quality Snapshot: CONNEAUT LAKE BOROUGH WTP

CONNEAUT LAKE BOROUGH WTP is a local-owned community water system that delivers drinking water to 870 residents in CONNEAUT LAKE, Pennsylvania (Crawford County) through 366 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 264 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 260 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Chlorine, recorded in 13 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 1 PFAS compound was detected in samples collected from this system, with a maximum reported concentration of 9.6 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. CONNEAUT LAKE BOROUGH WTP's 264 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

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

Population Served
870
Total Violations
264
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
366
County
Crawford
School/Daycare
No
MCL Violations
0
Monitoring Violations
260
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 13 2025
Endrin MR 8 2017
BHC-GAMMA MR 8 2017
Toxaphene MR 8 2017
Methoxychlor MR 8 2017
Arsenic MR 7 2017
Di(2-ethylhexyl) adipate MR 7 2017
Simazine MR 7 2017
Atrazine MR 7 2017
Heptachlor MR 7 2017
Heptachlor epoxide MR 7 2017
Benzo(a)pyrene MR 7 2017
Chlordane MR 7 2017
Hexachlorocyclopentadiene MR 7 2017
HEXACHLOROBENZENE MR 7 2017
LASSO MR 7 2017
Nitrate MR 6 1995
Total Haloacetic Acids (HAA5) MR 5 2015
TTHM MR 5 2015
Xylenes, Total MR 5 1995
DICHLOROMETHANE MR 5 1995
p-Dichlorobenzene MR 5 1995
1,1-Dichloroethylene MR 5 1995
1,2-Dichloroethane MR 5 1995
1,1,1-Trichloroethane MR 5 1995
1,1,2-Trichloroethane MR 5 1995
Tetrachloroethylene MR 5 1995
CHLOROBENZENE MR 5 1995
Benzene MR 5 1995
Toluene MR 5 1995

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
6:2 FTS 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHxS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 5/16/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
9Cl-PF3ONS 5/16/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFNA 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 5/16/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFHpA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 5/16/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 5/16/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFOS 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 5/16/2023 <0.02 µg/L 0.02 µg/L Not Detected
ADONA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 5/16/2023 9.6000 µg/L 9 µg/L Detected
PFPeS 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 11/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 11/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 11/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 11/20/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 11/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 11/20/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 11/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 11/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 11/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 11/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 11/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 11/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 11/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 11/20/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFHxS 11/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 11/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFTA 11/20/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 11/20/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 11/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 11/20/2023 <0.006 µg/L 0.006 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 CONNEAUT LAKE BOROUGH WTP.

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 PA6200015 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 CONNEAUT LAKE BOROUGH WTP 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
2025 Chlorine MR 13 SDWIS / PA6200015 / 0999
2024 Groundwater Rule MR 2 SDWIS / PA6200015 / 0700
2021 Thallium, Total MR 1 SDWIS / PA6200015 / 1085
2017 Endrin MR 8 SDWIS / PA6200015 / 2005
2017 BHC-GAMMA MR 8 SDWIS / PA6200015 / 2010
2017 Toxaphene MR 8 SDWIS / PA6200015 / 2020
2017 Methoxychlor MR 8 SDWIS / PA6200015 / 2015
2017 Arsenic MR 7 SDWIS / PA6200015 / 1005
2017 Di(2-ethylhexyl) adipate MR 7 SDWIS / PA6200015 / 2035
2017 Simazine MR 7 SDWIS / PA6200015 / 2037
2017 Atrazine MR 7 SDWIS / PA6200015 / 2050
2017 Heptachlor MR 7 SDWIS / PA6200015 / 2065
2017 Heptachlor epoxide MR 7 SDWIS / PA6200015 / 2067
2017 Benzo(a)pyrene MR 7 SDWIS / PA6200015 / 2306
2017 Chlordane MR 7 SDWIS / PA6200015 / 2959

How CONNEAUT LAKE BOROUGH WTP Compares

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

Metric CONNEAUT LAKE BOROUGH WTP Pennsylvania avg Federal benchmark
Total violations 264 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection 1 compound 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 870 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 CONNEAUT LAKE BOROUGH WTP water safe to drink? ▼
CONNEAUT LAKE BOROUGH WTP (PWS ID: PA6200015) has 264 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 870 people using Groundwater sources.
How many people does CONNEAUT LAKE BOROUGH WTP serve? ▼
CONNEAUT LAKE BOROUGH WTP serves 870 people in CONNEAUT LAKE, Pennsylvania. It is a Local-owned system using Groundwater water sources with 366 service connections.
What type of violations does CONNEAUT LAKE BOROUGH WTP have? ▼
CONNEAUT LAKE BOROUGH WTP has 264 total violations: 0 health-based violations (MCL exceedances or treatment failures), 260 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CONNEAUT LAKE BOROUGH WTP water? ▼
Yes. UCMR5 testing detected 1 PFAS compound in CONNEAUT LAKE BOROUGH WTP's water supply: lithium. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does CONNEAUT LAKE BOROUGH WTP use? ▼
CONNEAUT LAKE BOROUGH WTP 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.

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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.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial