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Community Water System · PWS CT1690031

Woodstock Housing Authority

Putnam, Connecticut 06260 - drinking water served from groundwater sources to 26 people, tracked in EPA SDWIS and UCMR5.

26
People served
119
EPA violations
25
Health-based
Untested
UCMR5 result

The verdict

EPA records 119 drinking-water violations at Woodstock Housing Authority, 21% of them health-based - above the Connecticut per-system average.

119
Total EPA violations on record
21%
Health-based (MCL / treatment failure)
26
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Woodstock Housing Authority

Woodstock Housing Authority is a local-owned community water system that delivers drinking water to 26 residents in Putnam, Connecticut (Windham County) through 25 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 119 total violations for this system , of which 25 (21%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 36 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 Consumer Confidence Rule, recorded in 36 violations (Other). 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. Statewide, 40 of 63 UCMR5-tested systems have reported PFAS detections (63.5%).

Woodstock Housing Authority's 119 violations sit above the Connecticut average.

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
26
Total Violations
119
Health-Based Violations
25
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
25
County
Windham
School/Daycare
No
MCL Violations
24
Monitoring Violations
36
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 36 2022
Coliform (TCR) MCL 24 2008
Lead and Copper Rule MR 15 2021
Public Notice Other 13 2023
Coliform (TCR) MR 12 2015
Revised Total Coliform Rule MON 9 2021
LEAD AND COPPER RULE REVISIONS RPT 1 2024
LEAD AND COPPER RULE REVISIONS TT 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 Woodstock Housing Authority.

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 CT1690031 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 REVISIONS RPT 1 SDWIS / CT1690031 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CT1690031 / 5200
2023 Public Notice Other 13 SDWIS / CT1690031 / 7500
2022 Consumer Confidence Rule Other 36 SDWIS / CT1690031 / 7000
2021 Lead and Copper Rule MR 15 SDWIS / CT1690031 / 5000
2021 Revised Total Coliform Rule MON 9 SDWIS / CT1690031 / 8000
2015 Coliform (TCR) MR 12 SDWIS / CT1690031 / 3100
2008 Coliform (TCR) MCL 24 SDWIS / CT1690031 / 3100

How Woodstock Housing Authority Compares

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

Metric Woodstock Housing Authority Connecticut avg Federal benchmark
Total violations 119 88.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 25 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 26 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Woodstock Housing Authority water safe to drink? ▼
Woodstock Housing Authority (PWS ID: CT1690031) has 119 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 26 people using Groundwater sources.
How many people does Woodstock Housing Authority serve? ▼
Woodstock Housing Authority serves 26 people in Putnam, Connecticut. It is a Local-owned system using Groundwater water sources with 25 service connections.
What type of violations does Woodstock Housing Authority have? ▼
Woodstock Housing Authority has 119 total violations: 25 health-based violations (MCL exceedances or treatment failures), 36 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Woodstock Housing Authority water? ▼
No PFAS testing data is available for Woodstock Housing Authority under the EPA's UCMR5 monitoring program.
What water source does Woodstock Housing Authority use? ▼
Woodstock Housing Authority 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.
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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.