PlainWater

MAYFLOWER INN

PWS ID: CT1500182 · WASHINGTON, Connecticut 06793

MAYFLOWER INN serves 109 people in WASHINGTON, Connecticut using Groundwater water sources. It has 160 recorded EPA violations, including 7 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MAYFLOWER INN

MAYFLOWER INN is a private-owned non-transient non-community water system that delivers drinking water to 109 residents in WASHINGTON, Connecticut (Litchfield County) through 10 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 160 total violations for this system , of which 7 (4%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 153 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 E. COLI, recorded in 12 violations (MR). 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. MAYFLOWER INN's 160 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
109
Total Violations
160
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
10
County
Litchfield
School/Daycare
No
MCL Violations
7
Monitoring Violations
153
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
E. COLI MR 12 2016
Coliform (TCR) MCL 7 2006
Coliform (TCR) MR 5 2003
Nickel MR 4 1995
Antimony, Total MR 4 1995
Thallium, Total MR 4 1995
Lead and Copper Rule MR 4 1998
o-Dichlorobenzene MR 4 1997
p-Dichlorobenzene MR 4 1997
Vinyl chloride MR 4 1997
1,1-Dichloroethylene MR 4 1997
Cadmium MR 4 1995
trans-1,2-Dichloroethylene MR 4 1997
Tetrachloroethylene MR 4 1997
CHLOROBENZENE MR 4 1997
Benzene MR 4 1997
Ethylbenzene MR 4 1997
Styrene MR 4 1997
Chromium MR 4 1995
Beryllium, Total MR 4 1995
Trichloroethylene MR 4 1997
1,2-Dichloropropane MR 4 1997
Arsenic MR 4 1995
DICHLOROMETHANE MR 4 1997
cis-1,2-Dichloroethylene MR 4 1997
Barium MR 4 1995
1,1,2-Trichloroethane MR 4 1997
Toluene MR 4 1997
1,2-Dichloroethane MR 4 1997
CYANIDE MR 4 1995

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 MAYFLOWER INN.

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 CT1500182 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 E. COLI MR 12 SDWIS / CT1500182 / 3014
2006 Coliform (TCR) MCL 7 SDWIS / CT1500182 / 3100
2003 Coliform (TCR) MR 5 SDWIS / CT1500182 / 3100
1998 Lead and Copper Rule MR 4 SDWIS / CT1500182 / 5000
1997 o-Dichlorobenzene MR 4 SDWIS / CT1500182 / 2968
1997 p-Dichlorobenzene MR 4 SDWIS / CT1500182 / 2969
1997 Vinyl chloride MR 4 SDWIS / CT1500182 / 2976
1997 1,1-Dichloroethylene MR 4 SDWIS / CT1500182 / 2977
1997 trans-1,2-Dichloroethylene MR 4 SDWIS / CT1500182 / 2979
1997 Tetrachloroethylene MR 4 SDWIS / CT1500182 / 2987
1997 CHLOROBENZENE MR 4 SDWIS / CT1500182 / 2989
1997 Benzene MR 4 SDWIS / CT1500182 / 2990
1997 Ethylbenzene MR 4 SDWIS / CT1500182 / 2992
1997 Styrene MR 4 SDWIS / CT1500182 / 2996
1997 Trichloroethylene MR 4 SDWIS / CT1500182 / 2984

How MAYFLOWER INN Compares

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

Metric MAYFLOWER INN Connecticut avg Federal benchmark
Total violations 160 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 7 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 109 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 MAYFLOWER INN water safe to drink?
MAYFLOWER INN (PWS ID: CT1500182) has 160 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 109 people using Groundwater sources.
How many people does MAYFLOWER INN serve?
MAYFLOWER INN serves 109 people in WASHINGTON, Connecticut. It is a Private-owned system using Groundwater water sources with 10 service connections.
What type of violations does MAYFLOWER INN have?
MAYFLOWER INN has 160 total violations: 7 health-based violations (MCL exceedances or treatment failures), 153 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MAYFLOWER INN water?
No PFAS testing data is available for MAYFLOWER INN under the EPA's UCMR5 monitoring program.
What water source does MAYFLOWER INN use?
MAYFLOWER INN uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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