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THE MARVELWOOD SCHOOL

PWS ID: CT0680031 · KENT, Connecticut 06757

THE MARVELWOOD SCHOOL serves 220 people in KENT, Connecticut using Groundwater water sources. It has 293 recorded EPA violations, including 16 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: THE MARVELWOOD SCHOOL

THE MARVELWOOD SCHOOL is a private-owned community water system that delivers drinking water to 220 residents in KENT, Connecticut (Litchfield County) through 12 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 293 total violations for this system , of which 16 (5%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 245 monitoring and reporting violations are on file. The most recent violation on record dates to 2006.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 16 violations (MCL, health-based). 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. THE MARVELWOOD SCHOOL's 293 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
220
Total Violations
293
Health-Based Violations
16
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
12
County
Litchfield
School/Daycare
No
MCL Violations
16
Monitoring Violations
245
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 16 2003
Lead and Copper Rule MR 15 2006
Trichloroethylene MR 8 2003
1,2-Dichloroethane MR 8 2003
Vinyl chloride MR 8 2003
Benzene MR 8 2003
p-Dichlorobenzene MR 8 2003
1,1-Dichloroethylene MR 8 2003
1,1,1-Trichloroethane MR 8 2003
Carbon tetrachloride MR 8 2003
Tetrachloroethylene MR 7 2003
1,1,2-Trichloroethane MR 7 2003
1,2-Dichloropropane MR 7 2003
o-Dichlorobenzene MR 7 2003
DICHLOROMETHANE MR 7 2003
Styrene MR 7 2003
cis-1,2-Dichloroethylene MR 7 2003
Toluene MR 7 2003
CHLOROBENZENE MR 7 2003
trans-1,2-Dichloroethylene MR 7 2003
Ethylbenzene MR 7 2003
Arsenic MR 6 2002
Selenium MR 6 2002
Fluoride MR 6 2002
Chromium MR 6 2002
Cadmium MR 6 2002
Barium MR 6 2002
Mercury MR 6 2002
Coliform (TCR) MR 5 2006
ETHYLENE DIBROMIDE MR 4 1993

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 THE MARVELWOOD SCHOOL.

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 CT0680031 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
2006 Lead and Copper Rule MR 15 SDWIS / CT0680031 / 5000
2006 Coliform (TCR) MR 5 SDWIS / CT0680031 / 3100
2006 Combined Uranium MR 2 SDWIS / CT0680031 / 4006
2006 Combined Radium (-226 and -228) MR 2 SDWIS / CT0680031 / 4010
2006 Gross Alpha, Excl. Radon and U MR 2 SDWIS / CT0680031 / 4000
2004 TTHM MR 4 SDWIS / CT0680031 / 2950
2004 Total Haloacetic Acids (HAA5) MR 4 SDWIS / CT0680031 / 2456
2003 Coliform (TCR) MCL 16 SDWIS / CT0680031 / 3100
2003 Trichloroethylene MR 8 SDWIS / CT0680031 / 2984
2003 1,2-Dichloroethane MR 8 SDWIS / CT0680031 / 2980
2003 Vinyl chloride MR 8 SDWIS / CT0680031 / 2976
2003 Benzene MR 8 SDWIS / CT0680031 / 2990
2003 p-Dichlorobenzene MR 8 SDWIS / CT0680031 / 2969
2003 1,1-Dichloroethylene MR 8 SDWIS / CT0680031 / 2977
2003 1,1,1-Trichloroethane MR 8 SDWIS / CT0680031 / 2981

How THE MARVELWOOD SCHOOL Compares

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

Metric THE MARVELWOOD SCHOOL Connecticut avg Federal benchmark
Total violations 293 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 16 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 220 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 THE MARVELWOOD SCHOOL water safe to drink? ▼
THE MARVELWOOD SCHOOL (PWS ID: CT0680031) has 293 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 220 people using Groundwater sources.
How many people does THE MARVELWOOD SCHOOL serve? ▼
THE MARVELWOOD SCHOOL serves 220 people in KENT, Connecticut. It is a Private-owned system using Groundwater water sources with 12 service connections.
What type of violations does THE MARVELWOOD SCHOOL have? ▼
THE MARVELWOOD SCHOOL has 293 total violations: 16 health-based violations (MCL exceedances or treatment failures), 245 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in THE MARVELWOOD SCHOOL water? ▼
No PFAS testing data is available for THE MARVELWOOD SCHOOL under the EPA's UCMR5 monitoring program.
What water source does THE MARVELWOOD SCHOOL use? ▼
THE MARVELWOOD SCHOOL 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. This data is provided for informational purposes only.

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

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