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SHERMAN ELEMENTARY SCHOOL

PWS ID: CT1270132 · SHERMAN, Connecticut 06784

SHERMAN ELEMENTARY SCHOOL serves 430 people in SHERMAN, Connecticut using Groundwater water sources. It has 79 recorded EPA violations, including 34 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SHERMAN ELEMENTARY SCHOOL

SHERMAN ELEMENTARY SCHOOL is a local-owned non-transient non-community water system that delivers drinking water to 430 residents in SHERMAN, Connecticut (Fairfield County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 79 total violations for this system , of which 34 (43%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 14 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

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. SHERMAN ELEMENTARY SCHOOL's 79 violations sit below 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
430
Total Violations
79
Health-Based Violations
34
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Fairfield
School/Daycare
Yes
MCL Violations
16
Monitoring Violations
14
Treatment Tech Violations
18

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 16 2015
Revised Total Coliform Rule TT 15 2020
Lead and Copper Rule MR 6 2022
Public Notice Other 5 2024
Revised Total Coliform Rule RPT 4 2023
E. COLI MR 4 2015
Revised Total Coliform Rule MON 4 2022
Lead and Copper Rule TT 2 1995
Lead and Copper Rule Other 1 1994
LEAD AND COPPER RULE REVISIONS TT 1 2024
LEAD AND COPPER RULE REVISIONS RPT 1 2024

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 SHERMAN 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 CT1270132 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
2024 Public Notice Other 5 SDWIS / CT1270132 / 7500
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CT1270132 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / CT1270132 / 5200
2023 Revised Total Coliform Rule RPT 4 SDWIS / CT1270132 / 8000
2022 Lead and Copper Rule MR 6 SDWIS / CT1270132 / 5000
2022 Revised Total Coliform Rule MON 4 SDWIS / CT1270132 / 8000
2020 Revised Total Coliform Rule TT 15 SDWIS / CT1270132 / 8000
2015 Coliform (TCR) MCL 16 SDWIS / CT1270132 / 3100
2015 E. COLI MR 4 SDWIS / CT1270132 / 3014
1995 Lead and Copper Rule TT 2 SDWIS / CT1270132 / 5000
1994 Lead and Copper Rule Other 1 SDWIS / CT1270132 / 5000

How SHERMAN ELEMENTARY SCHOOL Compares

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

Metric SHERMAN ELEMENTARY SCHOOL Connecticut avg Federal benchmark
Total violations 79 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 34 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 430 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 SHERMAN ELEMENTARY SCHOOL water safe to drink?
SHERMAN ELEMENTARY SCHOOL (PWS ID: CT1270132) has 79 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 430 people using Groundwater sources.
How many people does SHERMAN ELEMENTARY SCHOOL serve?
SHERMAN ELEMENTARY SCHOOL serves 430 people in SHERMAN, Connecticut. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does SHERMAN ELEMENTARY SCHOOL have?
SHERMAN ELEMENTARY SCHOOL has 79 total violations: 34 health-based violations (MCL exceedances or treatment failures), 14 monitoring/reporting violations, and 18 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SHERMAN ELEMENTARY SCHOOL water?
No PFAS testing data is available for SHERMAN ELEMENTARY SCHOOL under the EPA's UCMR5 monitoring program.
What water source does SHERMAN ELEMENTARY SCHOOL use?
SHERMAN 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.

Related

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