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PORT ALLEGANY WATER DEPARTMENT

PWS ID: PA6420021 · PORT ALLEGANY, Pennsylvania 16743

PORT ALLEGANY WATER DEPARTMENT serves 2,591 people in PORT ALLEGANY, Pennsylvania using Groundwater water sources. It has 935 recorded EPA violations, including 9 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: PORT ALLEGANY WATER DEPARTMENT

PORT ALLEGANY WATER DEPARTMENT is a local-owned community water system that delivers drinking water to 2,591 residents in PORT ALLEGANY, Pennsylvania (McKean County) through 1,033 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 935 total violations for this system , of which 9 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 915 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Chlorine, recorded in 37 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

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. PORT ALLEGANY WATER DEPARTMENT's 935 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.

Population Served
2,591
Total Violations
935
Health-Based Violations
9
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,033
County
McKean
School/Daycare
No
MCL Violations
2
Monitoring Violations
915
Treatment Tech Violations
7

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 37 2008
DICHLOROMETHANE MR 32 2014
cis-1,2-Dichloroethylene MR 28 2012
1,1-Dichloroethylene MR 28 2012
Xylenes, Total MR 27 2006
p-Dichlorobenzene MR 26 2006
trans-1,2-Dichloroethylene MR 26 2006
1,2-Dichloroethane MR 26 2006
1,1,1-Trichloroethane MR 26 2006
Carbon tetrachloride MR 26 2006
1,1,2-Trichloroethane MR 26 2006
Tetrachloroethylene MR 26 2006
Benzene MR 26 2006
Toluene MR 26 2006
Styrene MR 26 2006
1,2,4-Trichlorobenzene MR 26 2006
o-Dichlorobenzene MR 26 2006
1,2-Dichloropropane MR 26 2006
CHLOROBENZENE MR 26 2006
Ethylbenzene MR 26 2006
Trichloroethylene MR 26 2006
Coliform (TCR) MR 18 2010
1,2-DIBROMO-3-CHLOROPROPANE MR 17 2023
ETHYLENE DIBROMIDE MR 17 2023
Benzo(a)pyrene MR 12 2019
Heptachlor epoxide MR 10 2011
Endrin MR 9 2011
Methoxychlor MR 9 2011
2,4-D MR 9 2011
2,4,5-TP MR 9 2011

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 PORT ALLEGANY WATER DEPARTMENT.

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 PA6420021 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 PORT ALLEGANY WATER DEPARTMENT 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
2024 Radium-228 MR 3 SDWIS / PA6420021 / 4030
2023 1,2-DIBROMO-3-CHLOROPROPANE MR 17 SDWIS / PA6420021 / 2931
2023 ETHYLENE DIBROMIDE MR 17 SDWIS / PA6420021 / 2946
2019 Benzo(a)pyrene MR 12 SDWIS / PA6420021 / 2306
2015 Groundwater Rule MR 4 SDWIS / PA6420021 / 0700
2014 DICHLOROMETHANE MR 32 SDWIS / PA6420021 / 2964
2014 TTHM MR 2 SDWIS / PA6420021 / 2950
2012 cis-1,2-Dichloroethylene MR 28 SDWIS / PA6420021 / 2380
2012 1,1-Dichloroethylene MR 28 SDWIS / PA6420021 / 2977
2011 Heptachlor epoxide MR 10 SDWIS / PA6420021 / 2067
2011 Endrin MR 9 SDWIS / PA6420021 / 2005
2011 Methoxychlor MR 9 SDWIS / PA6420021 / 2015
2011 2,4-D MR 9 SDWIS / PA6420021 / 2105
2011 2,4,5-TP MR 9 SDWIS / PA6420021 / 2110
2011 Toxaphene MR 9 SDWIS / PA6420021 / 2020

How PORT ALLEGANY WATER DEPARTMENT Compares

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

Metric PORT ALLEGANY WATER DEPARTMENT Pennsylvania avg Federal benchmark
Total violations 935 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 9 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,591 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 PORT ALLEGANY WATER DEPARTMENT water safe to drink? ▼
PORT ALLEGANY WATER DEPARTMENT (PWS ID: PA6420021) has 935 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,591 people using Groundwater sources.
How many people does PORT ALLEGANY WATER DEPARTMENT serve? ▼
PORT ALLEGANY WATER DEPARTMENT serves 2,591 people in PORT ALLEGANY, Pennsylvania. It is a Local-owned system using Groundwater water sources with 1,033 service connections.
What type of violations does PORT ALLEGANY WATER DEPARTMENT have? ▼
PORT ALLEGANY WATER DEPARTMENT has 935 total violations: 9 health-based violations (MCL exceedances or treatment failures), 915 monitoring/reporting violations, and 7 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in PORT ALLEGANY WATER DEPARTMENT water? ▼
No PFAS testing data is available for PORT ALLEGANY WATER DEPARTMENT under the EPA's UCMR5 monitoring program.
What water source does PORT ALLEGANY WATER DEPARTMENT use? ▼
PORT ALLEGANY WATER DEPARTMENT 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. This data is provided for informational purposes only.

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

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