WaterVerge

Is Pomfret, CT Tap Water Safe to Drink?

Graded D, with 112 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

850 residents served 5 water systems PWSID: CT1120051
Overall Score
47 / 100
Violations
112 active
Last Updated
May 2026
Source
Groundwater
#106 of 158 in Connecticut Top 88% nationally
Private
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
DGRADE
Water Quality Grade
47/100
waterverge.com
D 47/100

Pomfret, CT — Water Quality Report

Pomfret's drinking water received a grade of D (47 out of 100), indicating poor water quality. The city's 5 water systems serve approximately 850 residents using groundwater.

Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.

The system has 443 violations on record, including 66 health-based violations. 112 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Pomfret's water

Pomfret ranks #106 out of 158 cities in Connecticut for water quality, placing it below average in the state.

Pomfret relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

As a small community water system, Pomfret may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

The system has seen 29 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
47 out of 100 Grade D
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
0/45
F
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Pomfret, CT water safe to drink?

Concerns Identified

Pomfret's drinking water has significant quality concerns based on EPA testing data. With a grade of D (47/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 5 water systems serve approximately 850 residents using groundwater (wells).

112
Active Violations
0.0 ppb
Lead (90th %ile)

Recent water quality updates for Pomfret

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Pomfret's water quality assessment. Grade: D (47/100).

Violation
2 drinking water violations recorded

2 health-based. Contaminants: TTHM, Arsenic.

Violation
3 drinking water violations recorded

Contaminants: Consumer Confidence Rule, TTHM.

Violation
2 drinking water violations recorded

1 health-based. Contaminants: TTHM, Consumer Confidence Rule.

Key contaminant findings

Based on the most recent EPA sampling data for Pomfret's water supply.

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Pomfret's water system has 443 total violations on record, including 66 health-based violations. 112 remain unresolved. 29 violations were issued in the last 5 years.

MCLOtherMRTTRPT
Most recent violations:
Oct 2025 TTHM Resolved
Oct 2025 Arsenic Resolved
Aug 2025 Consumer Confidence Rule Open
Aug 2025 Consumer Confidence Rule Open
Aug 2025 TTHM Open

Where does Pomfret's water come from?

Pomfret's drinking water comes from groundwater (wells), supplied by 5 water systems serving approximately 850 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Natchaug River (river), Quinebaug River (river), French River (river), Little River (river).

What Pomfret residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Pomfret's water.

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
Compliance Record

Violation summary

443
Total violations
66
Health-based
112
Active / unresolved
Oct 2025
Most recent violation
Compliance Record

Violations & advisories

443 Total
112 Active
66 Health-based
331 Resolved
Violations by category
Volatile Organic Chemicals
117
Consumer Confidence Rule
52
Total Coliform Rule
51
Synthetic Organic Chemicals
50
Lead and Copper Rule
34
Aug 2025 Active
Consumer Confidence Rule
Other Violation 0
Aug 2025 Active
Consumer Confidence Rule
Other Violation 0
Aug 2025 Active
TTHM
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Feb 2025 Active
Public Notice
Other Violation 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Oct 2024 Active
TTHM
Monitoring & Reporting
Monitoring & Reporting 0
Sep 2024 Active
Public Notice
Other Violation 0
Jul 2023 Active
Consumer Confidence Rule
Other Violation 0
Dec 2021 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Aug 2021 Active
Consumer Confidence Rule
Other Violation 0
Showing 20 of 443 violations

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has increased by 0.7 ppb from 2002 (0.0 ppb) to 2025 (0.7 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Private
Population Served
850
Water Systems
5
Water Source

Where Pomfret's water comes from

Groundwater

Pomfret's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by private ownership and serves approximately 850 people through 5 water systems.

Local Hydrology

Water bodies near Pomfret

Pomfret is located near 4 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Natchaug River
river
Quinebaug River
river
French River
river
Little River
river
Infrastructure

Water systems serving Pomfret

System Name PWSID Population Source
POMFRET SCHOOL CT1120051 400 GW
THE RECTORY SCHOOL CT1120061 300 GW
COUNTRY MANOR CT1120041 66 GW
SEELY - BROWN VILLAGE CT1121131 48 GW
BROOKSCROSSING APARTMENTS CT1121011 36 GW
Regional Comparison

How Pomfret compares

Full Connecticut rankings →

Pomfret's score of 47/100 is on par with the average of 47/100 among major Connecticut cities. It outscores 6 of 10 nearby cities.

Pomfret (this city)
47
Ansonia
49.4
Ansonia
33.5
Ansonia
34.5
Berlin
41
Connecticut avg
47
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Frequently asked questions

Is Pomfret, CT tap water safe to drink?

Pomfret's water quality earned a grade of D (47/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #106 out of 158 cities tested in Connecticut.

What contaminants are in Pomfret's water?

Lead was measured at 0.0 ppb (90th percentile). 443 violations are on record.

How is Pomfret's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Pomfret?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Pomfret's water come from?

Pomfret's water is sourced from Groundwater. The city has 5 water systems serving approximately 850 residents.

What health violations has Pomfret's water system had?

Pomfret has 66 health-based violations on record. The most recent violation was recorded in October 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 112 violations remain unresolved.

Is Pomfret's groundwater at risk of contamination?

Pomfret uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 443 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Pomfret's water compare to other cities?

Pomfret ranks #106 out of 158 cities in Connecticut (better than 33% of state cities) and #13784 out of 15744 cities nationally (12th percentile). The grade of D reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.