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WARREN ELEMENTARY SCHOOL

PWS ID: CT1490102 · LITCHFIELD, Connecticut 06759

WARREN ELEMENTARY SCHOOL serves 140 people in LITCHFIELD, Connecticut using Groundwater water sources. It has 124 recorded EPA violations, including 18 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WARREN ELEMENTARY SCHOOL

WARREN ELEMENTARY SCHOOL is a local-owned non-transient non-community water system that delivers drinking water to 140 residents in LITCHFIELD, Connecticut (Litchfield County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 124 total violations for this system , of which 18 (15%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 85 monitoring and reporting violations are on file. The most recent violation on record dates to 2007.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 16 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. WARREN ELEMENTARY SCHOOL's 124 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
140
Total Violations
124
Health-Based Violations
18
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
2
County
Litchfield
School/Daycare
Yes
MCL Violations
15
Monitoring Violations
85
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 16 2005
Coliform (TCR) MCL 15 2005
Lead and Copper Rule MR 7 2005
Lead and Copper Rule TT 3 2001
BHC-GAMMA MR 2 2007
Toxaphene MR 2 2007
Aldicarb sulfoxide MR 2 2007
Aldicarb sulfone MR 2 2007
Carbofuran MR 2 2007
Aldicarb MR 2 2007
LASSO MR 2 2007
2,4,5-TP MR 2 2007
ETHYLENE DIBROMIDE MR 2 2007
Endrin MR 2 2007
Dalapon MR 2 2007
Diquat MR 2 2007
Glyphosate MR 2 2007
Hexachlorocyclopentadiene MR 2 2007
HEXACHLOROBENZENE MR 2 2007
Benzo(a)pyrene MR 2 2007
Pentachlorophenol MR 2 2007
Simazine MR 2 2007
Di(2-ethylhexyl) phthalate MR 2 2007
Total Polychlorinated Biphenyls (PCB) MR 2 2007
Chlordane MR 2 2007
1,2-DIBROMO-3-CHLOROPROPANE MR 2 2007
Heptachlor MR 2 2007
Dinoseb MR 2 2007
Atrazine MR 2 2007
Methoxychlor MR 2 2007

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 WARREN ELEMENTARY 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 CT1490102 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
2007 BHC-GAMMA MR 2 SDWIS / CT1490102 / 2010
2007 Toxaphene MR 2 SDWIS / CT1490102 / 2020
2007 Aldicarb sulfoxide MR 2 SDWIS / CT1490102 / 2043
2007 Aldicarb sulfone MR 2 SDWIS / CT1490102 / 2044
2007 Carbofuran MR 2 SDWIS / CT1490102 / 2046
2007 Aldicarb MR 2 SDWIS / CT1490102 / 2047
2007 LASSO MR 2 SDWIS / CT1490102 / 2051
2007 2,4,5-TP MR 2 SDWIS / CT1490102 / 2110
2007 ETHYLENE DIBROMIDE MR 2 SDWIS / CT1490102 / 2946
2007 Endrin MR 2 SDWIS / CT1490102 / 2005
2007 Dalapon MR 2 SDWIS / CT1490102 / 2031
2007 Diquat MR 2 SDWIS / CT1490102 / 2032
2007 Glyphosate MR 2 SDWIS / CT1490102 / 2034
2007 Hexachlorocyclopentadiene MR 2 SDWIS / CT1490102 / 2042
2007 HEXACHLOROBENZENE MR 2 SDWIS / CT1490102 / 2274

How WARREN ELEMENTARY SCHOOL Compares

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

Metric WARREN ELEMENTARY SCHOOL Connecticut avg Federal benchmark
Total violations 124 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 18 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 140 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 WARREN ELEMENTARY SCHOOL water safe to drink? ▼
WARREN ELEMENTARY SCHOOL (PWS ID: CT1490102) has 124 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 140 people using Groundwater sources.
How many people does WARREN ELEMENTARY SCHOOL serve? ▼
WARREN ELEMENTARY SCHOOL serves 140 people in LITCHFIELD, Connecticut. It is a Local-owned system using Groundwater water sources with 2 service connections.
What type of violations does WARREN ELEMENTARY SCHOOL have? ▼
WARREN ELEMENTARY SCHOOL has 124 total violations: 18 health-based violations (MCL exceedances or treatment failures), 85 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WARREN ELEMENTARY SCHOOL water? ▼
No PFAS testing data is available for WARREN ELEMENTARY SCHOOL under the EPA's UCMR5 monitoring program.
What water source does WARREN ELEMENTARY SCHOOL use? ▼
WARREN ELEMENTARY SCHOOL 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.

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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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