PA AMERICAN WATER STEELTON

Q: Is PA AMERICAN WATER STEELTON water safe to drink?

PA AMERICAN WATER STEELTON (PWS ID: PA7220036) has 226 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 6,428 people using Surface Water sources.

Q: What type of violations does PA AMERICAN WATER STEELTON have?

PA AMERICAN WATER STEELTON has 226 total violations: 131 health-based violations (MCL exceedances or treatment failures), 41 monitoring/reporting violations, and 8 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Q: Has PFAS been detected in PA AMERICAN WATER STEELTON water?

No. PA AMERICAN WATER STEELTON was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

Q: What water source does PA AMERICAN WATER STEELTON use?

PA AMERICAN WATER STEELTON 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: PA7220036 · HUMMELSTOWN, Pennsylvania 17036

PA AMERICAN WATER STEELTON serves 6,428 people in HUMMELSTOWN, Pennsylvania using Surface Water water sources. It has 226 recorded EPA violations, including 131 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: PA AMERICAN WATER STEELTON

PA AMERICAN WATER STEELTON is a local-owned community water system that delivers drinking water to 6,428 residents in HUMMELSTOWN, Pennsylvania (Dauphin County) through 2,455 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 226 total violations for this system , of which 131 (58%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 41 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is TTHM, recorded in 67 violations (MCL, health-based). 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. PA AMERICAN WATER STEELTON's 226 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

6,428

Total Violations

226

Health-Based Violations

131

Water Source

Surface Water

System Details

System Type: Community
Owner Type: Local
Connections: 2,455
County: Dauphin
School/Daycare: No
MCL Violations: 123
Monitoring Violations: 41
Treatment Tech Violations: 8

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
TTHM	MCL	67	2017
Total Haloacetic Acids (HAA5)	MCL	56	2018
Public Notice	Other	39	2017
Consumer Confidence Rule	Other	12	2008
Coliform (TCR)	MR	10	2013
CARBON, TOTAL	MR	6	2007
Interim Enhanced Surface Water Treatment Rule	MR	6	2013
Total Haloacetic Acids (HAA5)	MR	6	2016
TTHM	MR	4	2013
Revised Total Coliform Rule	TT	4	2017
Hexachlorocyclopentadiene	MR	4	2018
Surface Water Treatment Rule	MR	2	2007
Revised Total Coliform Rule	RPT	2	2017
Surface Water Treatment Rule	TT	2	1991
Arsenic	MR	2	1993
Interim Enhanced Surface Water Treatment Rule	TT	2	2014
Gross Alpha, Excl. Radon and U	MR	1	1976

PFAS Testing Results (UCMR5)

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

Contaminant	Date	Result	MRL	Status
PFDoA	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
11Cl-PF3OUdS	9/23/2024	<0.005 µg/L	0.005 µg/L	Not Detected
9Cl-PF3ONS	9/23/2024	<0.002 µg/L	0.002 µg/L	Not Detected
ADONA	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
HFPO-DA	9/23/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFOS	9/23/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFBA	9/23/2024	<0.005 µg/L	0.005 µg/L	Not Detected
6:2 FTS	9/23/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFUnA	9/23/2024	<0.002 µg/L	0.002 µg/L	Not Detected
PFEESA	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
NFDHA	9/23/2024	<0.02 µg/L	0.02 µg/L	Not Detected
PFPeS	9/23/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFTA	9/23/2024	<0.008 µg/L	0.008 µg/L	Not Detected
PFTrDA	9/23/2024	<0.007 µg/L	0.007 µg/L	Not Detected
NEtFOSAA	9/23/2024	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	9/23/2024	<0.006 µg/L	0.006 µg/L	Not Detected
lithium	9/23/2024	<9 µg/L	9 µg/L	Not Detected
PFMBA	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxS	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpS	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxA	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFNA	9/23/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFHpA	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFBS	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeA	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	9/23/2024	<0.004 µg/L	0.004 µg/L	Not Detected
4:2 FTS	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	9/23/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFDA	9/23/2024	<0.003 µg/L	0.003 µg/L	Not Detected
8:2 FTS	9/23/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFPeA	7/1/2024	<0.003 µg/L	0.003 µg/L	Not Detected
NMeFOSAA	7/1/2024	<0.006 µg/L	0.006 µg/L	Not Detected
NEtFOSAA	7/1/2024	<0.005 µg/L	0.005 µg/L	Not Detected
lithium	7/1/2024	<9 µg/L	9 µg/L	Not Detected
PFOA	7/1/2024	<0.004 µg/L	0.004 µg/L	Not Detected
PFHpS	7/1/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	7/1/2024	<0.004 µg/L	0.004 µg/L	Not Detected
NFDHA	7/1/2024	<0.02 µg/L	0.02 µg/L	Not Detected
PFMBA	7/1/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	7/1/2024	<0.004 µg/L	0.004 µg/L	Not Detected
8:2 FTS	7/1/2024	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	7/1/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFTA	7/1/2024	<0.008 µg/L	0.008 µg/L	Not Detected
PFTrDA	7/1/2024	<0.007 µg/L	0.007 µg/L	Not Detected
PFEESA	7/1/2024	<0.003 µg/L	0.003 µg/L	Not Detected
11Cl-PF3OUdS	7/1/2024	<0.005 µg/L	0.005 µg/L	Not Detected
PFBS	7/1/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFHpA	7/1/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFHxS	7/1/2024	<0.003 µg/L	0.003 µg/L	Not Detected
PFNA	7/1/2024	<0.004 µg/L	0.004 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 PA AMERICAN WATER STEELTON.

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 PA7220036 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 PA AMERICAN WATER STEELTON 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
2018	Total Haloacetic Acids (HAA5)	MCL	56	SDWIS / PA7220036 / 2456
2018	Hexachlorocyclopentadiene	MR	4	SDWIS / PA7220036 / 2042
2017	TTHM	MCL	67	SDWIS / PA7220036 / 2950
2017	Public Notice	Other	39	SDWIS / PA7220036 / 7500
2017	Revised Total Coliform Rule	TT	4	SDWIS / PA7220036 / 8000
2017	Revised Total Coliform Rule	RPT	2	SDWIS / PA7220036 / 8000
2016	Total Haloacetic Acids (HAA5)	MR	6	SDWIS / PA7220036 / 2456
2014	Interim Enhanced Surface Water Treatment Rule	TT	2	SDWIS / PA7220036 / 0300
2013	Coliform (TCR)	MR	10	SDWIS / PA7220036 / 3100
2013	Interim Enhanced Surface Water Treatment Rule	MR	6	SDWIS / PA7220036 / 0300
2013	TTHM	MR	4	SDWIS / PA7220036 / 2950
2008	Consumer Confidence Rule	Other	12	SDWIS / PA7220036 / 7000
2007	CARBON, TOTAL	MR	6	SDWIS / PA7220036 / 2920
2007	Surface Water Treatment Rule	MR	2	SDWIS / PA7220036 / 0200
1993	Arsenic	MR	2	SDWIS / PA7220036 / 1005

How PA AMERICAN WATER STEELTON Compares

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

Metric	PA AMERICAN WATER STEELTON	Pennsylvania avg	Federal benchmark
Total violations	226	150.6	SDWA compliance — any non-zero count is a recorded breach
Health-based violations	131	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	6,428	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 PA AMERICAN WATER STEELTON water safe to drink? ▼

PA AMERICAN WATER STEELTON (PWS ID: PA7220036) has 226 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 6,428 people using Surface Water sources.

How many people does PA AMERICAN WATER STEELTON serve? ▼

PA AMERICAN WATER STEELTON serves 6,428 people in HUMMELSTOWN, Pennsylvania. It is a Local-owned system using Surface Water water sources with 2,455 service connections.

What type of violations does PA AMERICAN WATER STEELTON have? ▼

PA AMERICAN WATER STEELTON has 226 total violations: 131 health-based violations (MCL exceedances or treatment failures), 41 monitoring/reporting violations, and 8 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in PA AMERICAN WATER STEELTON water? ▼

No. PA AMERICAN WATER STEELTON was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.

What water source does PA AMERICAN WATER STEELTON use? ▼

PA AMERICAN WATER STEELTON 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