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SOUTHWESTERN CAMBRIA CNTY AUTH

PWS ID: PA4110041 · JOHNSTOWN, Pennsylvania 15902

SOUTHWESTERN CAMBRIA CNTY AUTH serves 4,400 people in JOHNSTOWN, Pennsylvania using Surface Water water sources. It has 111 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SOUTHWESTERN CAMBRIA CNTY AUTH

SOUTHWESTERN CAMBRIA CNTY AUTH is a local-owned community water system that delivers drinking water to 4,400 residents in JOHNSTOWN, Pennsylvania (Cambria County) through 1,514 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 111 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 84 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 Revised Total Coliform Rule, recorded in 20 violations (MON). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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. SOUTHWESTERN CAMBRIA CNTY AUTH's 111 violations sit below 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
4,400
Total Violations
111
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,514
County
Cambria
School/Daycare
No
MCL Violations
0
Monitoring Violations
84
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 20 2024
Surface Water Treatment Rule MR 19 2025
Consumer Confidence Rule Other 12 2009
Chlorine MR 10 2025
Public Notice Other 10 2024
TTHM MR 8 2025
Total Haloacetic Acids (HAA5) MR 8 2025
Coliform (TCR) MR 8 2005
Lead and Copper Rule MR 7 2022
Asbestos MR 4 2022
Revised Total Coliform Rule RPT 4 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 180 samples detected PFAS.

Contaminant Date Result MRL Status
6:2 FTS 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/19/2025 <0.02 µg/L 0.02 µg/L Not Detected
9Cl-PF3ONS 8/19/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFPeA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
lithium 8/19/2025 <9 µg/L 9 µg/L Not Detected
PFTA 8/19/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/19/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/19/2025 <0.006 µg/L 0.006 µg/L Not Detected
HFPO-DA 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/19/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFBS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/19/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/19/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 8/19/2025 <0.007 µg/L 0.007 µg/L Not Detected
lithium 8/19/2025 <9 µg/L 9 µg/L Not Detected
PFUnA 8/19/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFEESA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 8/19/2025 <0.008 µg/L 0.008 µg/L Not Detected
NEtFOSAA 8/19/2025 <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 SOUTHWESTERN CAMBRIA CNTY AUTH.

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 PA4110041 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 SOUTHWESTERN CAMBRIA CNTY AUTH 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 Surface Water Treatment Rule MR 19 SDWIS / PA4110041 / 0200
2025 Chlorine MR 10 SDWIS / PA4110041 / 0999
2025 TTHM MR 8 SDWIS / PA4110041 / 2950
2025 Total Haloacetic Acids (HAA5) MR 8 SDWIS / PA4110041 / 2456
2024 Revised Total Coliform Rule MON 20 SDWIS / PA4110041 / 8000
2024 Public Notice Other 10 SDWIS / PA4110041 / 7500
2024 Revised Total Coliform Rule RPT 4 SDWIS / PA4110041 / 8000
2022 Lead and Copper Rule MR 7 SDWIS / PA4110041 / 5000
2022 Asbestos MR 4 SDWIS / PA4110041 / 1094
2009 Consumer Confidence Rule Other 12 SDWIS / PA4110041 / 7000
2005 Coliform (TCR) MR 8 SDWIS / PA4110041 / 3100

How SOUTHWESTERN CAMBRIA CNTY AUTH Compares

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

Metric SOUTHWESTERN CAMBRIA CNTY AUTH Pennsylvania avg Federal benchmark
Total violations 111 150.6 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 None 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 4,400 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 SOUTHWESTERN CAMBRIA CNTY AUTH water safe to drink? ▼
SOUTHWESTERN CAMBRIA CNTY AUTH (PWS ID: PA4110041) has 111 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 4,400 people using Surface Water sources.
How many people does SOUTHWESTERN CAMBRIA CNTY AUTH serve? ▼
SOUTHWESTERN CAMBRIA CNTY AUTH serves 4,400 people in JOHNSTOWN, Pennsylvania. It is a Local-owned system using Surface Water water sources with 1,514 service connections.
What type of violations does SOUTHWESTERN CAMBRIA CNTY AUTH have? ▼
SOUTHWESTERN CAMBRIA CNTY AUTH has 111 total violations: 0 health-based violations (MCL exceedances or treatment failures), 84 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SOUTHWESTERN CAMBRIA CNTY AUTH water? ▼
No. SOUTHWESTERN CAMBRIA CNTY AUTH was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does SOUTHWESTERN CAMBRIA CNTY AUTH use? ▼
SOUTHWESTERN CAMBRIA CNTY AUTH uses Surface Water 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 Kiznis Studio Editorial