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TEMPLE SHALOM

PWS ID: CT1030074 · NORWALK, Connecticut 06850

TEMPLE SHALOM serves 100 people in NORWALK, Connecticut using Groundwater water sources. It has 189 recorded EPA violations, including 23 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TEMPLE SHALOM

TEMPLE SHALOM is a private-owned non-transient non-community water system that delivers drinking water to 100 residents in NORWALK, Connecticut (Fairfield County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 189 total violations for this system , of which 23 (12%) 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 2024.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 61 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. TEMPLE SHALOM's 189 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
100
Total Violations
189
Health-Based Violations
23
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Fairfield
School/Daycare
No
MCL Violations
1
Monitoring Violations
153
Treatment Tech Violations
22

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 61 2024
Lead and Copper Rule TT 18 2024
Coliform (TCR) MR 10 2008
E. COLI MR 8 2016
Total Polychlorinated Biphenyls (PCB) MR 6 2023
Nitrate MR 4 2002
Nitrite MR 4 2002
Public Notice Other 4 2018
Revised Total Coliform Rule RPT 4 2018
Revised Total Coliform Rule TT 3 2023
Toxaphene MR 2 2004
Aldicarb sulfoxide MR 2 2004
Aldicarb MR 2 2004
Atrazine MR 2 2004
LASSO MR 2 2004
Pentachlorophenol MR 2 2004
ETHYLENE DIBROMIDE MR 2 2004
Endrin MR 2 2004
Dalapon MR 2 2004
Diquat MR 2 2004
Glyphosate MR 2 2004
Di(2-ethylhexyl) adipate MR 2 2004
Simazine MR 2 2004
Di(2-ethylhexyl) phthalate MR 2 2004
Dinoseb MR 2 2004
Hexachlorocyclopentadiene MR 2 2004
Benzo(a)pyrene MR 2 2004
Heptachlor epoxide MR 2 2004
Carbofuran MR 2 2004
Heptachlor MR 2 2004

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 TEMPLE SHALOM.

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 CT1030074 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 Lead and Copper Rule MR 61 SDWIS / CT1030074 / 5000
2024 Lead and Copper Rule TT 18 SDWIS / CT1030074 / 5000
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CT1030074 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / CT1030074 / 5200
2023 Total Polychlorinated Biphenyls (PCB) MR 6 SDWIS / CT1030074 / 2383
2023 Revised Total Coliform Rule TT 3 SDWIS / CT1030074 / 8000
2018 Public Notice Other 4 SDWIS / CT1030074 / 7500
2018 Revised Total Coliform Rule RPT 4 SDWIS / CT1030074 / 8000
2016 E. COLI MR 8 SDWIS / CT1030074 / 3014
2008 Coliform (TCR) MR 10 SDWIS / CT1030074 / 3100
2004 Toxaphene MR 2 SDWIS / CT1030074 / 2020
2004 Aldicarb sulfoxide MR 2 SDWIS / CT1030074 / 2043
2004 Aldicarb MR 2 SDWIS / CT1030074 / 2047
2004 Atrazine MR 2 SDWIS / CT1030074 / 2050
2004 LASSO MR 2 SDWIS / CT1030074 / 2051

How TEMPLE SHALOM Compares

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

Metric TEMPLE SHALOM Connecticut avg Federal benchmark
Total violations 189 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 23 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 100 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 TEMPLE SHALOM water safe to drink? ▼
TEMPLE SHALOM (PWS ID: CT1030074) has 189 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 100 people using Groundwater sources.
How many people does TEMPLE SHALOM serve? ▼
TEMPLE SHALOM serves 100 people in NORWALK, Connecticut. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does TEMPLE SHALOM have? ▼
TEMPLE SHALOM has 189 total violations: 23 health-based violations (MCL exceedances or treatment failures), 153 monitoring/reporting violations, and 22 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in TEMPLE SHALOM water? ▼
No PFAS testing data is available for TEMPLE SHALOM under the EPA's UCMR5 monitoring program.
What water source does TEMPLE SHALOM use? ▼
TEMPLE SHALOM 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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