CATASAUQUA MUN WATER WORKS

Q: Is CATASAUQUA MUN WATER WORKS water safe to drink?

CATASAUQUA MUN WATER WORKS (PWS ID: PA3390044) has 121 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 2 PFAS compounds found. This system serves 6,598 people using Groundwater sources.

Q: What type of violations does CATASAUQUA MUN WATER WORKS have?

CATASAUQUA MUN WATER WORKS has 121 total violations: 8 health-based violations (MCL exceedances or treatment failures), 95 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Q: Has PFAS been detected in CATASAUQUA MUN WATER WORKS water?

Yes. UCMR5 testing detected 2 PFAS compounds in CATASAUQUA MUN WATER WORKS's water supply: PFHxS, PFBS. PFAS are persistent "forever chemicals" that do not break down in the environment.

Q: What water source does CATASAUQUA MUN WATER WORKS use?

CATASAUQUA MUN WATER WORKS uses Groundwater 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: PA3390044 · CATASAUQUA, Pennsylvania 18032

CATASAUQUA MUN WATER WORKS serves 6,598 people in CATASAUQUA, Pennsylvania using Groundwater water sources. It has 121 recorded EPA violations, including 8 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (2 compounds found).

Water Quality Snapshot: CATASAUQUA MUN WATER WORKS

CATASAUQUA MUN WATER WORKS is a local-owned community water system that delivers drinking water to 6,598 residents in CATASAUQUA, Pennsylvania (Lehigh County) through 2,313 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 121 total violations for this system , of which 8 (7%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 95 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 Consumer Confidence Rule, recorded in 18 violations (Other). Under EPA's UCMR5 PFAS monitoring program, 2 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 0.0042 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. CATASAUQUA MUN WATER WORKS's 121 violations sit below 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

2 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served

6,598

Total Violations

121

Health-Based Violations

Water Source

Groundwater

System Details

System Type: Community
Owner Type: Local
Connections: 2,313
County: Lehigh
School/Daycare: No
MCL Violations: 8
Monitoring Violations: 95
Treatment Tech Violations: 0

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Consumer Confidence Rule	Other	18	2025
Groundwater Rule	MR	13	2025
Nitrate	MR	8	2023
Nitrite	MR	8	2023
Coliform (TCR)	MCL	8	1993
Endothall	MR	5	2017
Di(2-ethylhexyl) adipate	MR	3	2011
Benzo(a)pyrene	MR	3	2011
OXAMYL	MR	3	2014
Di(2-ethylhexyl) phthalate	MR	3	2011
Carbofuran	MR	3	2014
1,2,4-Trichlorobenzene	MR	2	2014
Xylenes, Total	MR	2	2014
o-Dichlorobenzene	MR	2	2014
p-Dichlorobenzene	MR	2	2014
1,1-Dichloroethylene	MR	2	2014
1,1,1-Trichloroethane	MR	2	2014
Carbon tetrachloride	MR	2	2014
1,2-Dichloropropane	MR	2	2014
1,1,2-Trichloroethane	MR	2	2014
Tetrachloroethylene	MR	2	2014
Benzene	MR	2	2014
Toluene	MR	2	2014
Styrene	MR	2	2014
1,2-Dichloroethane	MR	2	2014
trans-1,2-Dichloroethylene	MR	2	2014
DICHLOROMETHANE	MR	2	2014
Trichloroethylene	MR	2	2014
Ethylbenzene	MR	2	2014
Chlorine	MR	2	2006

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 3 of 60 samples detected PFAS.

Contaminant	Date	Result	MRL	Status
6:2 FTS	6/12/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	6/12/2023	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	6/12/2023	<0.006 µg/L	0.006 µg/L	Not Detected
NEtFOSAA	6/12/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFTrDA	6/12/2023	<0.007 µg/L	0.007 µg/L	Not Detected
PFTA	6/12/2023	<0.008 µg/L	0.008 µg/L	Not Detected
PFHpS	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	6/12/2023	<0.004 µg/L	0.004 µg/L	Not Detected
NFDHA	6/12/2023	<0.02 µg/L	0.02 µg/L	Not Detected
PFEESA	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeA	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	6/12/2023	<0.004 µg/L	0.004 µg/L	Not Detected
8:2 FTS	6/12/2023	<0.005 µg/L	0.005 µg/L	Not Detected
HFPO-DA	6/12/2023	<0.005 µg/L	0.005 µg/L	Not Detected
4:2 FTS	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
lithium	6/12/2023	<9 µg/L	9 µg/L	Not Detected
ADONA	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
9Cl-PF3ONS	6/12/2023	<0.002 µg/L	0.002 µg/L	Not Detected
11Cl-PF3OUdS	6/12/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFUnA	6/12/2023	<0.002 µg/L	0.002 µg/L	Not Detected
PFHxA	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFDoA	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFDA	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFOA	6/12/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFOS	6/12/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFNA	6/12/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFHxS	6/12/2023	0.0035 µg/L	0.003 µg/L	Detected
PFHpA	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFBS	6/12/2023	<0.003 µg/L	0.003 µg/L	Not Detected
ADONA	12/11/2023	<0.003 µg/L	0.003 µg/L	Not Detected
8:2 FTS	12/11/2023	<0.005 µg/L	0.005 µg/L	Not Detected
11Cl-PF3OUdS	12/11/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFTA	12/11/2023	<0.008 µg/L	0.008 µg/L	Not Detected
PFHpS	12/11/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFPeS	12/11/2023	<0.004 µg/L	0.004 µg/L	Not Detected
NFDHA	12/11/2023	<0.02 µg/L	0.02 µg/L	Not Detected
PFEESA	12/11/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFMBA	12/11/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFMPA	12/11/2023	<0.004 µg/L	0.004 µg/L	Not Detected
PFBS	12/11/2023	0.0031 µg/L	0.003 µg/L	Detected
4:2 FTS	12/11/2023	<0.003 µg/L	0.003 µg/L	Not Detected
6:2 FTS	12/11/2023	<0.005 µg/L	0.005 µg/L	Not Detected
PFBA	12/11/2023	<0.005 µg/L	0.005 µg/L	Not Detected
HFPO-DA	12/11/2023	<0.005 µg/L	0.005 µg/L	Not Detected
NEtFOSAA	12/11/2023	<0.005 µg/L	0.005 µg/L	Not Detected
NMeFOSAA	12/11/2023	<0.006 µg/L	0.006 µg/L	Not Detected
PFPeA	12/11/2023	<0.003 µg/L	0.003 µg/L	Not Detected
PFTrDA	12/11/2023	<0.007 µg/L	0.007 µg/L	Not Detected
9Cl-PF3ONS	12/11/2023	<0.002 µg/L	0.002 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 CATASAUQUA MUN WATER WORKS.

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 PA3390044 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 CATASAUQUA MUN WATER WORKS 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	Consumer Confidence Rule	Other	18	SDWIS / PA3390044 / 7000
2025	Groundwater Rule	MR	13	SDWIS / PA3390044 / 0700
2023	Nitrate	MR	8	SDWIS / PA3390044 / 1040
2023	Nitrite	MR	8	SDWIS / PA3390044 / 1041
2023	Revised Total Coliform Rule	MON	2	SDWIS / PA3390044 / 8000
2017	Endothall	MR	5	SDWIS / PA3390044 / 2033
2014	OXAMYL	MR	3	SDWIS / PA3390044 / 2036
2014	Carbofuran	MR	3	SDWIS / PA3390044 / 2046
2014	1,2,4-Trichlorobenzene	MR	2	SDWIS / PA3390044 / 2378
2014	Xylenes, Total	MR	2	SDWIS / PA3390044 / 2955
2014	o-Dichlorobenzene	MR	2	SDWIS / PA3390044 / 2968
2014	p-Dichlorobenzene	MR	2	SDWIS / PA3390044 / 2969
2014	1,1-Dichloroethylene	MR	2	SDWIS / PA3390044 / 2977
2014	1,1,1-Trichloroethane	MR	2	SDWIS / PA3390044 / 2981
2014	Carbon tetrachloride	MR	2	SDWIS / PA3390044 / 2982

How CATASAUQUA MUN WATER WORKS Compares

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

Metric	CATASAUQUA MUN WATER WORKS	Pennsylvania avg	Federal benchmark
Total violations	121	150.6	SDWA compliance — any non-zero count is a recorded breach
Health-based violations	8	8.9	Indicates a contaminant exceeded a federal MCL
PFAS detection	2 compounds	57.6%	EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served	6,598	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 CATASAUQUA MUN WATER WORKS water safe to drink? ▼

CATASAUQUA MUN WATER WORKS (PWS ID: PA3390044) has 121 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 2 PFAS compounds found. This system serves 6,598 people using Groundwater sources.

How many people does CATASAUQUA MUN WATER WORKS serve? ▼

CATASAUQUA MUN WATER WORKS serves 6,598 people in CATASAUQUA, Pennsylvania. It is a Local-owned system using Groundwater water sources with 2,313 service connections.

What type of violations does CATASAUQUA MUN WATER WORKS have? ▼

CATASAUQUA MUN WATER WORKS has 121 total violations: 8 health-based violations (MCL exceedances or treatment failures), 95 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in CATASAUQUA MUN WATER WORKS water? ▼

Yes. UCMR5 testing detected 2 PFAS compounds in CATASAUQUA MUN WATER WORKS's water supply: PFHxS, PFBS. PFAS are persistent "forever chemicals" that do not break down in the environment.

What water source does CATASAUQUA MUN WATER WORKS use? ▼

CATASAUQUA MUN WATER WORKS 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.

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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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