PlainWater

ASH WATER COMPANY, LLC

PWS ID: CT0720101 · NORWICH, Connecticut 06360

ASH WATER COMPANY, LLC serves 108 people in NORWICH, Connecticut using Groundwater water sources. It has 94 recorded EPA violations, including 9 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ASH WATER COMPANY, LLC

ASH WATER COMPANY, LLC is a private-owned community water system that delivers drinking water to 108 residents in NORWICH, Connecticut (New London County) through 6 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 94 total violations for this system , of which 9 (10%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 74 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is Consumer Confidence Rule, recorded in 10 violations (Other). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

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. ASH WATER COMPANY, LLC's 94 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
108
Total Violations
94
Health-Based Violations
9
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
6
County
New London
School/Daycare
No
MCL Violations
4
Monitoring Violations
74
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 10 2016
Lead and Copper Rule MR 8 2000
Coliform (TCR) MR 6 2010
Fluoride MR 5 1992
Chromium MR 5 1992
Cadmium MR 5 1992
Beryllium, Total MR 5 1992
Lead and Copper Rule TT 5 2004
Antimony, Total MR 5 1992
Nickel MR 5 1992
CYANIDE MR 5 1992
Selenium MR 5 1992
Barium MR 5 1992
Thallium, Total MR 5 1992
Arsenic MR 5 1992
Mercury MR 5 1992
Coliform (TCR) MCL 4 2011

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 ASH WATER COMPANY, LLC.

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 CT0720101 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
2016 Consumer Confidence Rule Other 10 SDWIS / CT0720101 / 7000
2011 Coliform (TCR) MCL 4 SDWIS / CT0720101 / 3100
2010 Coliform (TCR) MR 6 SDWIS / CT0720101 / 3100
2004 Lead and Copper Rule TT 5 SDWIS / CT0720101 / 5000
2000 Lead and Copper Rule MR 8 SDWIS / CT0720101 / 5000
1992 Fluoride MR 5 SDWIS / CT0720101 / 1025
1992 Chromium MR 5 SDWIS / CT0720101 / 1020
1992 Cadmium MR 5 SDWIS / CT0720101 / 1015
1992 Beryllium, Total MR 5 SDWIS / CT0720101 / 1075
1992 Antimony, Total MR 5 SDWIS / CT0720101 / 1074
1992 Nickel MR 5 SDWIS / CT0720101 / 1036
1992 CYANIDE MR 5 SDWIS / CT0720101 / 1024
1992 Selenium MR 5 SDWIS / CT0720101 / 1045
1992 Barium MR 5 SDWIS / CT0720101 / 1010
1992 Thallium, Total MR 5 SDWIS / CT0720101 / 1085

How ASH WATER COMPANY, LLC Compares

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

Metric ASH WATER COMPANY, LLC Connecticut avg Federal benchmark
Total violations 94 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 9 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 108 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 ASH WATER COMPANY, LLC water safe to drink?
ASH WATER COMPANY, LLC (PWS ID: CT0720101) has 94 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 108 people using Groundwater sources.
How many people does ASH WATER COMPANY, LLC serve?
ASH WATER COMPANY, LLC serves 108 people in NORWICH, Connecticut. It is a Private-owned system using Groundwater water sources with 6 service connections.
What type of violations does ASH WATER COMPANY, LLC have?
ASH WATER COMPANY, LLC has 94 total violations: 9 health-based violations (MCL exceedances or treatment failures), 74 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ASH WATER COMPANY, LLC water?
No PFAS testing data is available for ASH WATER COMPANY, LLC under the EPA's UCMR5 monitoring program.
What water source does ASH WATER COMPANY, LLC use?
ASH WATER COMPANY, LLC 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

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