NANTY GLO WATER AUTH

Q: Is NANTY GLO WATER AUTH water safe to drink?

NANTY GLO WATER AUTH (PWS ID: PA4110023) has 466 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 3,152 people using Surface Water sources.

Q: What type of violations does NANTY GLO WATER AUTH have?

NANTY GLO WATER AUTH has 466 total violations: 76 health-based violations (MCL exceedances or treatment failures), 248 monitoring/reporting violations, and 22 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Q: Has PFAS been detected in NANTY GLO WATER AUTH water?

Yes. UCMR5 testing detected 1 PFAS compound in NANTY GLO WATER AUTH's water supply: PFBA. PFAS are persistent "forever chemicals" that do not break down in the environment.

Q: What water source does NANTY GLO WATER AUTH use?

NANTY GLO WATER AUTH uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

Q: 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.

Reviewed byPlainWater Editorial, Drinking Water Quality Editorial Team · June 4, 2026

PWS ID: PA4110023 · NANTY GLO, Pennsylvania 15943

NANTY GLO WATER AUTH serves 3,152 people in NANTY GLO, Pennsylvania using Surface Water water sources. It has 466 recorded EPA violations, including 76 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (1 compound found).

Water Quality Snapshot: NANTY GLO WATER AUTH

NANTY GLO WATER AUTH is a local-owned community water system that delivers drinking water to 3,152 residents in NANTY GLO, Pennsylvania (Cambria County) through 1,454 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 466 total violations for this system , of which 76 (16%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 248 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 Public Notice, recorded in 38 violations (Other). Under EPA's UCMR5 PFAS monitoring program, 1 PFAS compound was detected in samples collected from this system, with a maximum reported concentration of 0.0209 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. NANTY GLO WATER AUTH's 466 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

3,152

Total Violations

466

Health-Based Violations

Water Source

Surface Water

System Details

System Type: Community
Owner Type: Local
Connections: 1,454
County: Cambria
School/Daycare: No
MCL Violations: 39
Monitoring Violations: 248
Treatment Tech Violations: 22

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Public Notice	Other	38	2019
Surface Water Treatment Rule	MR	32	2024
Total Haloacetic Acids (HAA5)	MCL	27	2016
Consumer Confidence Rule	Other	17	2020
Chlorine	MR	17	2012
Interim Enhanced Surface Water Treatment Rule	MR	16	2018
Chlorine	MRDL	15	2005
Surface Water Treatment Rule	TT	14	2005
TTHM	MCL	10	2014
CARBON, TOTAL	MR	10	2019
Selenium	MR	8	1989
Nitrate	MR	8	1989
Cadmium	MR	8	1989
Chromium	MR	8	1989
Fluoride	MR	8	1989
Arsenic	MR	8	1989
Barium	MR	8	1989
Mercury	MR	8	1989
Endrin	MR	4	2011
Groundwater Rule	TT	4	2024
p-Dichlorobenzene	MR	4	1992
1,1-Dichloroethylene	MR	4	1992
Carbon tetrachloride	MR	4	1992
Trichloroethylene	MR	4	1992
Benzene	MR	4	1992
1,1,1-Trichloroethane	MR	4	1992
CARBON, TOTAL	TT	4	2018
1,2-Dichloroethane	MR	4	1992
Gross Alpha, Excl. Radon and U	MR	3	2006
Methoxychlor	MR	3	2011

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 120 samples detected PFAS.

Contaminant	Date	Result	MRL	Status
PFHpA	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
11Cl-PF3OUdS	9/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFUnA	9/18/2023	<0.002 µg/L	0.002 µg/L	Not Detected
PFHxA	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFDoA	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFDA	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	9/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFOS	9/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFHxS	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
9Cl-PF3ONS	9/18/2023	<0.002 µg/L	0.002 µg/L	Not Detected
PFBS	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	9/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFNA	9/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
NFDHA	9/18/2023	<0.02 µg/L	0.02 µg/L	Not Detected
PFEESA	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
ADONA	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
lithium	9/18/2023	<9 µg/L	9 µg/L	Not Detected
PFHpS	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFTA	9/18/2023	<0.008 µg/L	0.008 µg/L	Not Detected
PFTrDA	9/18/2023	<0.007 µg/L	0.007 µg/L	Not Detected
NEtFOSAA	9/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	9/18/2023	<0.006 µg/L	0.006 µg/L	Not Detected
PFBA	9/18/2023	0.0209 µg/L	0.005 µg/L	Detected
PFPeA	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	9/18/2023	<0.004 µg/L	0.004 µg/L	Not Detected
8:2 FTS	9/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
6:2 FTS	9/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFMBA	9/18/2023	<0.003 µg/L	0.003 µg/L	Not Detected
HFPO-DA	9/18/2023	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	6/19/2023	<0.006 µg/L	0.006 µg/L	Not Detected
PFOS	6/19/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFMBA	6/19/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxS	6/19/2023	<0.003 µg/L	0.003 µg/L	Not Detected
lithium	6/19/2023	<9 µg/L	9 µg/L	Not Detected
PFTA	6/19/2023	<0.008 µg/L	0.008 µg/L	Not Detected
PFOA	6/19/2023	<0.004 µg/L	0.004 µg/L	Not Detected
NEtFOSAA	6/19/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFNA	6/19/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFEESA	6/19/2023	<0.003 µg/L	0.003 µg/L	Not Detected
NFDHA	6/19/2023	<0.02 µg/L	0.02 µg/L	Not Detected
PFPeS	6/19/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFHpS	6/19/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFBS	6/19/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFTrDA	6/19/2023	<0.007 µg/L	0.007 µg/L	Not Detected
8:2 FTS	6/19/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFHpA	6/19/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	6/19/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFDA	6/19/2023	<0.003 µg/L	0.003 µg/L	Not Detected
4:2 FTS	6/19/2023	<0.003 µg/L	0.003 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 NANTY GLO 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 PA4110023 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 NANTY GLO 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	Surface Water Treatment Rule	MR	32	SDWIS / PA4110023 / 0200
2024	Groundwater Rule	TT	4	SDWIS / PA4110023 / 0700
2021	Revised Total Coliform Rule	MON	1	SDWIS / PA4110023 / 8000
2020	Consumer Confidence Rule	Other	17	SDWIS / PA4110023 / 7000
2019	Public Notice	Other	38	SDWIS / PA4110023 / 7500
2019	CARBON, TOTAL	MR	10	SDWIS / PA4110023 / 2920
2018	Interim Enhanced Surface Water Treatment Rule	MR	16	SDWIS / PA4110023 / 0300
2018	CARBON, TOTAL	TT	4	SDWIS / PA4110023 / 2920
2016	Total Haloacetic Acids (HAA5)	MCL	27	SDWIS / PA4110023 / 2456
2015	Total Haloacetic Acids (HAA5)	MR	2	SDWIS / PA4110023 / 2456
2014	TTHM	MCL	10	SDWIS / PA4110023 / 2950
2012	Chlorine	MR	17	SDWIS / PA4110023 / 0999
2011	Endrin	MR	4	SDWIS / PA4110023 / 2005
2011	Methoxychlor	MR	3	SDWIS / PA4110023 / 2015
2011	2,4-D	MR	3	SDWIS / PA4110023 / 2105

How NANTY GLO WATER AUTH Compares

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

Metric	NANTY GLO WATER AUTH	Pennsylvania avg	Federal benchmark
Total violations	466	150.6	SDWA compliance — any non-zero count is a recorded breach
Health-based violations	76	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	3,152	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 NANTY GLO WATER AUTH water safe to drink? ▼

NANTY GLO WATER AUTH (PWS ID: PA4110023) has 466 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 3,152 people using Surface Water sources.

How many people does NANTY GLO WATER AUTH serve? ▼

NANTY GLO WATER AUTH serves 3,152 people in NANTY GLO, Pennsylvania. It is a Local-owned system using Surface Water water sources with 1,454 service connections.

What type of violations does NANTY GLO WATER AUTH have? ▼

NANTY GLO WATER AUTH has 466 total violations: 76 health-based violations (MCL exceedances or treatment failures), 248 monitoring/reporting violations, and 22 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in NANTY GLO WATER AUTH water? ▼

Yes. UCMR5 testing detected 1 PFAS compound in NANTY GLO WATER AUTH's water supply: PFBA. PFAS are persistent "forever chemicals" that do not break down in the environment.

What water source does NANTY GLO WATER AUTH use? ▼

NANTY GLO WATER 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.

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