PlainWater

Community Water System · PWS PA6240012

Ridgway Borough Water System

Ridgway, Pennsylvania 15853 - drinking water served from surface water sources to 4,700 people, tracked in EPA SDWIS and UCMR5.

4,700
People served
98
EPA violations
0
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 98 drinking-water violations at Ridgway Borough Water System - below the Pennsylvania per-system average.

98
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
4,700
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Ridgway Borough Water System

Ridgway Borough Water System is a local-owned community water system that delivers drinking water to 4,700 residents in Ridgway, Pennsylvania (Elk County) through 1,962 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 98 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 96 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 CARBON, TOTAL, recorded in 21 violations (MR). 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. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%).

Ridgway Borough Water System's 98 violations sit below the Pennsylvania average.

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
4,700
Total Violations
98
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,962
County
Elk
School/Daycare
No
MCL Violations
0
Monitoring Violations
96
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
CARBON, TOTAL MR 21 2021
Total Haloacetic Acids (HAA5) MR 17 2023
Nitrate MR 11 1993
TTHM MR 10 2023
Surface Water Treatment Rule MR 8 2013
Coliform (TCR) MR 7 2004
Gross Alpha, Excl. Radon and U MR 3 2000
Chlorine MR 3 2004
Consumer Confidence Rule Other 2 2003
CYANIDE MR 2 2017
Barium MR 2 2022
Cadmium MR 2 2022
Chromium MR 2 2022
Revised Total Coliform Rule MON 2 2021
Mercury MR 2 2022
Nickel MR 2 2022
Interim Enhanced Surface Water Treatment Rule MR 2 2017

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
PFUnA 9/25/2024 <2.00 ppt 2.00 ppt Not Detected
PFHxA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
PFTA 9/25/2024 <8.00 ppt 8.00 ppt Not Detected
PFBS 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 9/25/2024 <2.00 ppt 2.00 ppt Not Detected
PFHpA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
4:2 FTS 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpS 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
NFDHA 9/25/2024 <20.00 ppt 20.00 ppt Not Detected
11Cl-PF3OUdS 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
8:2 FTS 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 9/25/2024 <7.00 ppt 7.00 ppt Not Detected
6:2 FTS 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 9/25/2024 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
PFMPA 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
9Cl-PF3ONS 6/18/2024 <2.00 ppt 2.00 ppt Not Detected
6:2 FTS 6/18/2024 <5.00 ppt 5.00 ppt Not Detected
PFPeS 6/18/2024 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 6/18/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 6/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 6/18/2024 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 6/18/2024 <5.00 ppt 5.00 ppt Not Detected
PFUnA 6/18/2024 <2.00 ppt 2.00 ppt Not Detected
PFHxA 6/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 6/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 6/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 6/18/2024 <4.00 ppt 4.00 ppt Not Detected
PFNA 6/18/2024 <4.00 ppt 4.00 ppt Not Detected
PFPeA 6/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 6/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 6/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 6/18/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 6/18/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 6/18/2024 <20.00 ppt 20.00 ppt Not Detected
PFOS 6/18/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpS 6/18/2024 <3.00 ppt 3.00 ppt 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 Ridgway Borough Water System.

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 PA6240012 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 Ridgway Borough Water System 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 Total Haloacetic Acids (HAA5) MR 17 SDWIS / PA6240012 / 2456
2023 TTHM MR 10 SDWIS / PA6240012 / 2950
2022 Barium MR 2 SDWIS / PA6240012 / 1010
2022 Cadmium MR 2 SDWIS / PA6240012 / 1015
2022 Chromium MR 2 SDWIS / PA6240012 / 1020
2022 Mercury MR 2 SDWIS / PA6240012 / 1035
2022 Nickel MR 2 SDWIS / PA6240012 / 1036
2021 CARBON, TOTAL MR 21 SDWIS / PA6240012 / 2920
2021 Revised Total Coliform Rule MON 2 SDWIS / PA6240012 / 8000
2017 CYANIDE MR 2 SDWIS / PA6240012 / 1024
2017 Interim Enhanced Surface Water Treatment Rule MR 2 SDWIS / PA6240012 / 0300
2013 Surface Water Treatment Rule MR 8 SDWIS / PA6240012 / 0200
2004 Coliform (TCR) MR 7 SDWIS / PA6240012 / 3100
2004 Chlorine MR 3 SDWIS / PA6240012 / 0999
2003 Consumer Confidence Rule Other 2 SDWIS / PA6240012 / 7000

How Ridgway Borough Water System Compares

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

Metric Ridgway Borough Water System Pennsylvania avg Federal benchmark
Total violations 98 150.6 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 4,700 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Ridgway Borough Water System water safe to drink?
Ridgway Borough Water System (PWS ID: PA6240012) has 98 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 4,700 people using Surface Water sources.
How many people does Ridgway Borough Water System serve?
Ridgway Borough Water System serves 4,700 people in Ridgway, Pennsylvania. It is a Local-owned system using Surface Water water sources with 1,962 service connections.
What type of violations does Ridgway Borough Water System have?
Ridgway Borough Water System has 98 total violations: 0 health-based violations (MCL exceedances or treatment failures), 96 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Ridgway Borough Water System water?
No. Ridgway Borough Water System was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Ridgway Borough Water System use?
Ridgway Borough Water System 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.
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.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.