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ROSELAND TERRACE ASSOCIATION, INC.

PWS ID: CT1690021 · WOODSTOCK, Connecticut 06281

ROSELAND TERRACE ASSOCIATION, INC. serves 100 people in WOODSTOCK, Connecticut using Groundwater water sources. It has 132 recorded EPA violations, including 68 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ROSELAND TERRACE ASSOCIATION, INC.

ROSELAND TERRACE ASSOCIATION, INC. is a private-owned community water system that delivers drinking water to 100 residents in WOODSTOCK, Connecticut (Windham County) through 38 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 132 total violations for this system , of which 68 (52%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 47 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 59 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. ROSELAND TERRACE ASSOCIATION, INC.'s 132 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
132
Health-Based Violations
68
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
38
County
Windham
School/Daycare
No
MCL Violations
59
Monitoring Violations
47
Treatment Tech Violations
9

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 59 2009
Coliform (TCR) MR 31 2009
Consumer Confidence Rule Other 12 2016
Revised Total Coliform Rule TT 8 2018
Lead and Copper Rule MR 6 2017
E. COLI MR 4 2018
Gross Alpha, Excl. Radon and U MR 2 2011
Combined Uranium MR 2 2011
Combined Radium (-226 and -228) MR 2 2011
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 ROSELAND TERRACE ASSOCIATION, INC..

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 CT1690021 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 TT 1 SDWIS / CT1690021 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / CT1690021 / 5200
2018 Revised Total Coliform Rule TT 8 SDWIS / CT1690021 / 8000
2018 E. COLI MR 4 SDWIS / CT1690021 / 3014
2017 Lead and Copper Rule MR 6 SDWIS / CT1690021 / 5000
2016 Consumer Confidence Rule Other 12 SDWIS / CT1690021 / 7000
2011 Gross Alpha, Excl. Radon and U MR 2 SDWIS / CT1690021 / 4000
2011 Combined Uranium MR 2 SDWIS / CT1690021 / 4006
2011 Combined Radium (-226 and -228) MR 2 SDWIS / CT1690021 / 4010
2009 Coliform (TCR) MCL 59 SDWIS / CT1690021 / 3100
2009 Coliform (TCR) MR 31 SDWIS / CT1690021 / 3100

How ROSELAND TERRACE ASSOCIATION, INC. Compares

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

Metric ROSELAND TERRACE ASSOCIATION, INC. Connecticut avg Federal benchmark
Total violations 132 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 68 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 ROSELAND TERRACE ASSOCIATION, INC. water safe to drink?
ROSELAND TERRACE ASSOCIATION, INC. (PWS ID: CT1690021) has 132 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 ROSELAND TERRACE ASSOCIATION, INC. serve?
ROSELAND TERRACE ASSOCIATION, INC. serves 100 people in WOODSTOCK, Connecticut. It is a Private-owned system using Groundwater water sources with 38 service connections.
What type of violations does ROSELAND TERRACE ASSOCIATION, INC. have?
ROSELAND TERRACE ASSOCIATION, INC. has 132 total violations: 68 health-based violations (MCL exceedances or treatment failures), 47 monitoring/reporting violations, and 9 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ROSELAND TERRACE ASSOCIATION, INC. water?
No PFAS testing data is available for ROSELAND TERRACE ASSOCIATION, INC. under the EPA's UCMR5 monitoring program.
What water source does ROSELAND TERRACE ASSOCIATION, INC. use?
ROSELAND TERRACE ASSOCIATION, INC. 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.

Related

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