MYERSTOWN WATER AUTH

Q: Is MYERSTOWN WATER AUTH water safe to drink?

MYERSTOWN WATER AUTH (PWS ID: PA7380025) has 234 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 9,500 people using Surface Water sources.

Q: What type of violations does MYERSTOWN WATER AUTH have?

MYERSTOWN WATER AUTH has 234 total violations: 0 health-based violations (MCL exceedances or treatment failures), 212 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Q: Has PFAS been detected in MYERSTOWN WATER AUTH water?

No. MYERSTOWN WATER AUTH was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

Q: What water source does MYERSTOWN WATER AUTH use?

MYERSTOWN 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: PA7380025 · MYERSTOWN, Pennsylvania 17067

MYERSTOWN WATER AUTH serves 9,500 people in MYERSTOWN, Pennsylvania using Surface Water water sources. It has 234 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MYERSTOWN WATER AUTH

MYERSTOWN WATER AUTH is a local-owned community water system that delivers drinking water to 9,500 residents in MYERSTOWN, Pennsylvania (Lebanon County) through 2,981 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 234 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 212 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 Public Notice, recorded in 17 violations (Other). 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. MYERSTOWN WATER AUTH's 234 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

9,500

Total Violations

234

Health-Based Violations

Water Source

Surface Water

System Details

System Type: Community
Owner Type: Local
Connections: 2,981
County: Lebanon
School/Daycare: No
MCL Violations: 0
Monitoring Violations: 212
Treatment Tech Violations: 0

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Public Notice	Other	17	2025
cis-1,2-Dichloroethylene	MR	8	1995
DICHLOROMETHANE	MR	8	1995
o-Dichlorobenzene	MR	8	1995
1,1-Dichloroethylene	MR	8	1995
1,2-Dichloroethane	MR	8	1995
1,1,1-Trichloroethane	MR	8	1995
1,2-Dichloropropane	MR	8	1995
Trichloroethylene	MR	8	1995
1,1,2-Trichloroethane	MR	8	1995
Tetrachloroethylene	MR	8	1995
Carbon tetrachloride	MR	8	1995
CHLOROBENZENE	MR	8	1995
Benzene	MR	8	1995
Toluene	MR	8	1995
Ethylbenzene	MR	8	1995
1,2,4-Trichlorobenzene	MR	8	1995
Xylenes, Total	MR	8	1995
Styrene	MR	8	1995
p-Dichlorobenzene	MR	8	1995
trans-1,2-Dichloroethylene	MR	8	1995
CARBON, TOTAL	MR	7	2024
Coliform (TCR)	MR	3	2006
Asbestos	MR	3	2020
Consumer Confidence Rule	Other	2	2001
TTHM	MR	2	2013
BHC-GAMMA	MR	2	2016
Methoxychlor	MR	2	2016
Toxaphene	MR	2	2016
Diquat	MR	2	2016

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

Contaminant	Date	Result	MRL	Status
lithium	9/24/2024	<9 µg/L	9 µg/L	Not Detected
PFTA	9/24/2024	<0.008 µg/L	0.008 µg/L	Not Detected
PFTrDA	9/24/2024	<0.007 µg/L	0.007 µg/L	Not Detected
NEtFOSAA	9/24/2024	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	9/24/2024	<0.006 µg/L	0.006 µg/L	Not Detected
lithium	6/18/2024	<9 µg/L	9 µg/L	Not Detected
PFTA	6/18/2024	<0.008 µg/L	0.008 µg/L	Not Detected
PFTrDA	6/18/2024	<0.007 µg/L	0.007 µg/L	Not Detected
NEtFOSAA	6/18/2024	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	6/18/2024	<0.006 µg/L	0.006 µg/L	Not Detected
PFPeA	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxA	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFEESA	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
NFDHA	6/18/2024	<0.02 µg/L	0.02 µg/L	Not Detected
PFMBA	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
ADONA	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
HFPO-DA	6/18/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	6/18/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFMPA	6/18/2024	<0.004 µg/L	0.004 µg/L	Not Detected
6:2 FTS	6/18/2024	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
9Cl-PF3ONS	6/18/2024	<0.002 µg/L	0.002 µg/L	Not Detected
8:2 FTS	6/18/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFUnA	6/18/2024	<0.002 µg/L	0.002 µg/L	Not Detected
PFDoA	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFDA	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	6/18/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFOS	6/18/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFNA	6/18/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFHxS	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpA	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFBS	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpS	6/18/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	6/18/2024	<0.004 µg/L	0.004 µg/L	Not Detected
11Cl-PF3OUdS	6/18/2024	<0.005 µg/L	0.005 µg/L	Not Detected
11Cl-PF3OUdS	3/19/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFMPA	3/19/2024	<0.004 µg/L	0.004 µg/L	Not Detected
NFDHA	3/19/2024	<0.02 µg/L	0.02 µg/L	Not Detected
PFEESA	3/19/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	3/19/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	3/19/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFPeA	3/19/2024	<0.003 µg/L	0.003 µg/L	Not Detected
8:2 FTS	3/19/2024	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	3/19/2024	<0.003 µg/L	0.003 µg/L	Not Detected
6:2 FTS	3/19/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	3/19/2024	<0.005 µg/L	0.005 µg/L	Not Detected
HFPO-DA	3/19/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFHpS	3/19/2024	<0.003 µg/L	0.003 µg/L	Not Detected
9Cl-PF3ONS	3/19/2024	<0.002 µg/L	0.002 µg/L	Not Detected
NEtFOSAA	3/19/2024	<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 MYERSTOWN 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 PA7380025 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 MYERSTOWN 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
2025	Public Notice	Other	17	SDWIS / PA7380025 / 7500
2024	CARBON, TOTAL	MR	7	SDWIS / PA7380025 / 2920
2020	Asbestos	MR	3	SDWIS / PA7380025 / 1094
2020	Revised Total Coliform Rule	MON	1	SDWIS / PA7380025 / 8000
2016	BHC-GAMMA	MR	2	SDWIS / PA7380025 / 2010
2016	Methoxychlor	MR	2	SDWIS / PA7380025 / 2015
2016	Toxaphene	MR	2	SDWIS / PA7380025 / 2020
2016	Diquat	MR	2	SDWIS / PA7380025 / 2032
2016	Total Polychlorinated Biphenyls (PCB)	MR	2	SDWIS / PA7380025 / 2383
2016	Groundwater Rule	MR	2	SDWIS / PA7380025 / 0700
2016	2,3,7,8-TCDD	MR	2	SDWIS / PA7380025 / 2063
2016	Hexachlorocyclopentadiene	MR	2	SDWIS / PA7380025 / 2042
2016	Endrin	MR	2	SDWIS / PA7380025 / 2005
2016	LASSO	MR	2	SDWIS / PA7380025 / 2051
2016	HEXACHLOROBENZENE	MR	2	SDWIS / PA7380025 / 2274

How MYERSTOWN WATER AUTH Compares

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

Metric	MYERSTOWN WATER AUTH	Pennsylvania avg	Federal benchmark
Total violations	234	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	9,500	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 MYERSTOWN WATER AUTH water safe to drink? ▼

MYERSTOWN WATER AUTH (PWS ID: PA7380025) has 234 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 9,500 people using Surface Water sources.

How many people does MYERSTOWN WATER AUTH serve? ▼

MYERSTOWN WATER AUTH serves 9,500 people in MYERSTOWN, Pennsylvania. It is a Local-owned system using Surface Water water sources with 2,981 service connections.

What type of violations does MYERSTOWN WATER AUTH have? ▼

MYERSTOWN WATER AUTH has 234 total violations: 0 health-based violations (MCL exceedances or treatment failures), 212 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in MYERSTOWN WATER AUTH water? ▼

No. MYERSTOWN WATER AUTH was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

What water source does MYERSTOWN WATER AUTH use? ▼

MYERSTOWN 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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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial