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Community Water System · PWS PA5260048

National Pike Water Auth

Markleysburg, Pennsylvania 15459 - drinking water served from groundwater sources to 2,800 people, tracked in EPA SDWIS and UCMR5.

2,800
People served
500
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 500 drinking-water violations at National Pike Water Auth - above the Pennsylvania per-system average.

500
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
2,800
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: National Pike Water Auth

National Pike Water Auth is a local-owned community water system that delivers drinking water to 2,800 residents in Markleysburg, Pennsylvania (Fayette County) through 1,009 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 500 total violations for this system , of which 2 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 480 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 22 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. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%).

National Pike Water Auth's 500 violations sit above 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
2,800
Total Violations
500
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,009
County
Fayette
School/Daycare
No
MCL Violations
0
Monitoring Violations
480
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 22 2023
Groundwater Rule MR 16 2024
Public Notice Other 15 2018
1,2,4-Trichlorobenzene MR 12 2006
cis-1,2-Dichloroethylene MR 10 2006
Xylenes, Total MR 10 2006
DICHLOROMETHANE MR 10 2006
p-Dichlorobenzene MR 10 2006
1,1,1-Trichloroethane MR 10 2006
1,2-Dichloropropane MR 10 2006
Tetrachloroethylene MR 10 2006
CHLOROBENZENE MR 10 2006
Benzene MR 10 2006
Toluene MR 10 2006
Ethylbenzene MR 10 2006
1,1-Dichloroethylene MR 10 2006
trans-1,2-Dichloroethylene MR 10 2006
Carbon tetrachloride MR 10 2006
Trichloroethylene MR 10 2006
Styrene MR 10 2006
1,2-Dichloroethane MR 10 2006
1,1,2-Trichloroethane MR 10 2006
o-Dichlorobenzene MR 10 2006
Combined Uranium MR 9 2006
Gross Alpha, Excl. Radon and U MR 8 2006
Radium-228 MR 8 2006
Radium-226 MR 8 2006
Fluoride MR 5 2021
Endrin MR 5 2020
Methoxychlor MR 5 2020

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 National Pike Water 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 PA5260048 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 National Pike Water 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
2024 Groundwater Rule MR 16 SDWIS / PA5260048 / 0700
2023 Chlorine MR 22 SDWIS / PA5260048 / 0999
2023 Nitrate MR 4 SDWIS / PA5260048 / 1040
2023 Nitrite MR 4 SDWIS / PA5260048 / 1041
2021 Fluoride MR 5 SDWIS / PA5260048 / 1025
2021 Chromium MR 3 SDWIS / PA5260048 / 1020
2021 CYANIDE MR 3 SDWIS / PA5260048 / 1024
2021 Nickel MR 3 SDWIS / PA5260048 / 1036
2021 Beryllium, Total MR 3 SDWIS / PA5260048 / 1075
2021 Thallium, Total MR 3 SDWIS / PA5260048 / 1085
2021 Barium MR 3 SDWIS / PA5260048 / 1010
2021 Arsenic MR 3 SDWIS / PA5260048 / 1005
2021 Selenium MR 3 SDWIS / PA5260048 / 1045
2021 Cadmium MR 3 SDWIS / PA5260048 / 1015
2021 Antimony, Total MR 3 SDWIS / PA5260048 / 1074

How National Pike Water Auth Compares

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

Metric National Pike Water Auth Pennsylvania avg Federal benchmark
Total violations 500 150.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 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 2,800 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 National Pike Water Auth water safe to drink? ▼
National Pike Water Auth (PWS ID: PA5260048) has 500 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,800 people using Groundwater sources.
How many people does National Pike Water Auth serve? ▼
National Pike Water Auth serves 2,800 people in Markleysburg, Pennsylvania. It is a Local-owned system using Groundwater water sources with 1,009 service connections.
What type of violations does National Pike Water Auth have? ▼
National Pike Water Auth has 500 total violations: 2 health-based violations (MCL exceedances or treatment failures), 480 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in National Pike Water Auth water? ▼
No PFAS testing data is available for National Pike Water Auth under the EPA's UCMR5 monitoring program.
What water source does National Pike Water Auth use? ▼
National Pike Water Auth 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.
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.

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.