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WATERFORD WPCA

PWS ID: CT1520071 · WATERFORD, Connecticut 06385

WATERFORD WPCA serves 16,578 people in WATERFORD, Connecticut using Surface Water water sources. It has 104 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WATERFORD WPCA

WATERFORD WPCA is a local-owned community water system that delivers drinking water to 16,578 residents in WATERFORD, Connecticut (New London County) through 6,860 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 104 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 77 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 27 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 Connecticut, EPA tracks 2,332 public water systems serving 2,886,005 people, with 206,662 cumulative violations and 21,779 health-based violations on record. About 94% of systems in the state carry at least one violation, and state-wide the average per system is 88.6 violations. WATERFORD WPCA's 104 violations sit above the Connecticut average. Statewide, 40 of 63 UCMR5-tested systems have reported PFAS detections (63.5%). 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
16,578
Total Violations
104
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
6,860
County
New London
School/Daycare
No
MCL Violations
0
Monitoring Violations
77
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 27 2025
Coliform (TCR) MR 24 2005
Chlorine MR 19 2005
Surface Water Treatment Rule MR 11 2005
TTHM MR 11 2005
Total Haloacetic Acids (HAA5) MR 11 2005
Lead and Copper Rule MR 1 2023

PFAS Testing Results (UCMR5)

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

Contaminant Date Result MRL Status
PFBS 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/14/2023 <0.02 µg/L 0.02 µg/L Not Detected
11Cl-PF3OUdS 8/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
NEtFOSAA 8/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 8/14/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFMBA 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 8/14/2023 <0.006 µg/L 0.006 µg/L Not Detected
lithium 8/14/2023 <9 µg/L 9 µg/L Not Detected
PFHpA 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 8/14/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFPeA 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/14/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/14/2023 <0.002 µg/L 0.002 µg/L Not Detected
HFPO-DA 8/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 5/8/2024 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 5/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 5/8/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFDA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 5/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 5/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 5/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 5/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 5/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 5/8/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 5/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 5/8/2024 <0.002 µg/L 0.002 µg/L Not Detected
NFDHA 5/8/2024 <0.02 µg/L 0.02 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 WATERFORD WPCA.

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 CT1520071 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Connecticut Drinking Water Authority

Connecticut's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find CT regulator via EPA SDWIS

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 27 SDWIS / CT1520071 / 7000
2023 Lead and Copper Rule MR 1 SDWIS / CT1520071 / 5000
2005 Coliform (TCR) MR 24 SDWIS / CT1520071 / 3100
2005 Chlorine MR 19 SDWIS / CT1520071 / 0999
2005 Surface Water Treatment Rule MR 11 SDWIS / CT1520071 / 0200
2005 TTHM MR 11 SDWIS / CT1520071 / 2950
2005 Total Haloacetic Acids (HAA5) MR 11 SDWIS / CT1520071 / 2456

How WATERFORD WPCA Compares

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

Metric WATERFORD WPCA Connecticut avg Federal benchmark
Total violations 104 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 9.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 63.5% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 16,578 1,238 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,332 regulated public water systems in Connecticut.

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 WATERFORD WPCA water safe to drink? ▼
WATERFORD WPCA (PWS ID: CT1520071) has 104 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 16,578 people using Surface Water sources.
How many people does WATERFORD WPCA serve? ▼
WATERFORD WPCA serves 16,578 people in WATERFORD, Connecticut. It is a Local-owned system using Surface Water water sources with 6,860 service connections.
What type of violations does WATERFORD WPCA have? ▼
WATERFORD WPCA has 104 total violations: 0 health-based violations (MCL exceedances or treatment failures), 77 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WATERFORD WPCA water? ▼
No. WATERFORD WPCA was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does WATERFORD WPCA use? ▼
WATERFORD WPCA 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.

Read our methodology — how this data is sourced, computed, and verified.

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