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VERMONT YANKEE NEOB

PWS ID: VT0020738 · ROCKY HILL, Vermont 06067

VERMONT YANKEE NEOB serves 130 people in ROCKY HILL, Vermont using Groundwater water sources. It has 209 recorded EPA violations, including 5 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: VERMONT YANKEE NEOB

VERMONT YANKEE NEOB is a private-owned non-transient non-community water system that delivers drinking water to 130 residents in ROCKY HILL, Vermont (Windham County) through 3 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 209 total violations for this system , of which 5 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 202 monitoring and reporting violations are on file. The most recent violation on record dates to 2006.

The most frequently cited contaminant at this system is cis-1,2-Dichloroethylene, recorded in 6 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 Vermont, EPA tracks 1,357 public water systems serving 646,999 people, with 153,729 cumulative violations and 16,917 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 113.3 violations. VERMONT YANKEE NEOB's 209 violations sit above the Vermont average. Statewide, 3 of 37 UCMR5-tested systems have reported PFAS detections (8.1%). 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
130
Total Violations
209
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
3
County
Windham
School/Daycare
No
MCL Violations
5
Monitoring Violations
202
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
cis-1,2-Dichloroethylene MR 6 1999
Xylenes, Total MR 6 1999
o-Dichlorobenzene MR 6 1999
p-Dichlorobenzene MR 6 1999
Vinyl chloride MR 6 1999
Trichloroethylene MR 6 1999
1,1,2-Trichloroethane MR 6 1999
CHLOROBENZENE MR 6 1999
Benzene MR 6 1999
Toluene MR 6 1999
Styrene MR 6 1999
DICHLOROMETHANE MR 6 1999
trans-1,2-Dichloroethylene MR 6 1999
1,2-Dichloroethane MR 6 1999
1,1,1-Trichloroethane MR 6 1999
Ethylbenzene MR 6 1999
1,1-Dichloroethylene MR 6 1999
1,2,4-Trichlorobenzene MR 6 1999
1,2-Dichloropropane MR 6 1999
Carbon tetrachloride MR 6 1999
Tetrachloroethylene MR 6 1999
Coliform (TCR) MCL 5 2001
Coliform (TCR) MR 4 2006
Dinoseb MR 3 1999
Carbofuran MR 3 1999
Atrazine MR 3 1999
Heptachlor MR 3 1999
Heptachlor epoxide MR 3 1999
2,4,5-TP MR 3 1999
Endrin MR 3 1999

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 VERMONT YANKEE NEOB.

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 VT0020738 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Vermont Drinking Water Authority

Vermont'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 VT 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
2006 Coliform (TCR) MR 4 SDWIS / VT0020738 / 3100
2001 Coliform (TCR) MCL 5 SDWIS / VT0020738 / 3100
1999 cis-1,2-Dichloroethylene MR 6 SDWIS / VT0020738 / 2380
1999 Xylenes, Total MR 6 SDWIS / VT0020738 / 2955
1999 o-Dichlorobenzene MR 6 SDWIS / VT0020738 / 2968
1999 p-Dichlorobenzene MR 6 SDWIS / VT0020738 / 2969
1999 Vinyl chloride MR 6 SDWIS / VT0020738 / 2976
1999 Trichloroethylene MR 6 SDWIS / VT0020738 / 2984
1999 1,1,2-Trichloroethane MR 6 SDWIS / VT0020738 / 2985
1999 CHLOROBENZENE MR 6 SDWIS / VT0020738 / 2989
1999 Benzene MR 6 SDWIS / VT0020738 / 2990
1999 Toluene MR 6 SDWIS / VT0020738 / 2991
1999 Styrene MR 6 SDWIS / VT0020738 / 2996
1999 DICHLOROMETHANE MR 6 SDWIS / VT0020738 / 2964
1999 trans-1,2-Dichloroethylene MR 6 SDWIS / VT0020738 / 2979

How VERMONT YANKEE NEOB Compares

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

Metric VERMONT YANKEE NEOB Vermont avg Federal benchmark
Total violations 209 113.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 5 12.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 8.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 130 477 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,357 regulated public water systems in Vermont.

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 VERMONT YANKEE NEOB water safe to drink? ▼
VERMONT YANKEE NEOB (PWS ID: VT0020738) has 209 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 130 people using Groundwater sources.
How many people does VERMONT YANKEE NEOB serve? ▼
VERMONT YANKEE NEOB serves 130 people in ROCKY HILL, Vermont. It is a Private-owned system using Groundwater water sources with 3 service connections.
What type of violations does VERMONT YANKEE NEOB have? ▼
VERMONT YANKEE NEOB has 209 total violations: 5 health-based violations (MCL exceedances or treatment failures), 202 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in VERMONT YANKEE NEOB water? ▼
No PFAS testing data is available for VERMONT YANKEE NEOB under the EPA's UCMR5 monitoring program.
What water source does VERMONT YANKEE NEOB use? ▼
VERMONT YANKEE NEOB 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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