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GREEN HILLS MHP

PWS ID: NH0153010 · BARRINGTON, New Hampshire 03825

GREEN HILLS MHP serves 50 people in BARRINGTON, New Hampshire using Groundwater water sources. It has 182 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: GREEN HILLS MHP

GREEN HILLS MHP is a private-owned community water system that delivers drinking water to 50 residents in BARRINGTON, New Hampshire (Strafford County) through 20 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 182 total violations for this system , of which 4 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 176 monitoring and reporting violations are on file. The most recent violation on record dates to 2011.

The most frequently cited contaminant at this system is 1,2,4-Trichlorobenzene, recorded in 8 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 New Hampshire, EPA tracks 2,453 public water systems serving 1,242,123 people, with 155,970 cumulative violations and 29,649 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 63.6 violations. GREEN HILLS MHP's 182 violations sit above the New Hampshire average. Statewide, 23 of 51 UCMR5-tested systems have reported PFAS detections (45.1%). 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
50
Total Violations
182
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
20
County
Strafford
School/Daycare
No
MCL Violations
4
Monitoring Violations
176
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2,4-Trichlorobenzene MR 8 2011
cis-1,2-Dichloroethylene MR 8 2011
Xylenes, Total MR 8 2011
DICHLOROMETHANE MR 8 2011
Vinyl chloride MR 8 2011
Carbon tetrachloride MR 8 2011
1,1,2-Trichloroethane MR 8 2011
CHLOROBENZENE MR 8 2011
Benzene MR 8 2011
Styrene MR 8 2011
o-Dichlorobenzene MR 8 2011
p-Dichlorobenzene MR 8 2011
1,2-Dichloropropane MR 8 2011
Toluene MR 8 2011
Ethylbenzene MR 8 2011
1,1-Dichloroethylene MR 8 2011
1,1,1-Trichloroethane MR 8 2011
1,2-Dichloroethane MR 8 2011
Trichloroethylene MR 8 2011
Tetrachloroethylene MR 8 2011
trans-1,2-Dichloroethylene MR 8 2011
Nitrate MR 6 2011
1,1-Dichloroethylene MCL 4 1997
Consumer Confidence Rule Other 2 2007
Nitrite MR 2 1993

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 GREEN HILLS MHP.

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 NH0153010 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

New Hampshire Drinking Water Authority

New Hampshire'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 NH 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
2011 1,2,4-Trichlorobenzene MR 8 SDWIS / NH0153010 / 2378
2011 cis-1,2-Dichloroethylene MR 8 SDWIS / NH0153010 / 2380
2011 Xylenes, Total MR 8 SDWIS / NH0153010 / 2955
2011 DICHLOROMETHANE MR 8 SDWIS / NH0153010 / 2964
2011 Vinyl chloride MR 8 SDWIS / NH0153010 / 2976
2011 Carbon tetrachloride MR 8 SDWIS / NH0153010 / 2982
2011 1,1,2-Trichloroethane MR 8 SDWIS / NH0153010 / 2985
2011 CHLOROBENZENE MR 8 SDWIS / NH0153010 / 2989
2011 Benzene MR 8 SDWIS / NH0153010 / 2990
2011 Styrene MR 8 SDWIS / NH0153010 / 2996
2011 o-Dichlorobenzene MR 8 SDWIS / NH0153010 / 2968
2011 p-Dichlorobenzene MR 8 SDWIS / NH0153010 / 2969
2011 1,2-Dichloropropane MR 8 SDWIS / NH0153010 / 2983
2011 Toluene MR 8 SDWIS / NH0153010 / 2991
2011 Ethylbenzene MR 8 SDWIS / NH0153010 / 2992

How GREEN HILLS MHP Compares

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

Metric GREEN HILLS MHP New Hampshire avg Federal benchmark
Total violations 182 63.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 12.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 45.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 50 506 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,453 regulated public water systems in New Hampshire.

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 GREEN HILLS MHP water safe to drink? ▼
GREEN HILLS MHP (PWS ID: NH0153010) has 182 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 50 people using Groundwater sources.
How many people does GREEN HILLS MHP serve? ▼
GREEN HILLS MHP serves 50 people in BARRINGTON, New Hampshire. It is a Private-owned system using Groundwater water sources with 20 service connections.
What type of violations does GREEN HILLS MHP have? ▼
GREEN HILLS MHP has 182 total violations: 4 health-based violations (MCL exceedances or treatment failures), 176 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in GREEN HILLS MHP water? ▼
No PFAS testing data is available for GREEN HILLS MHP under the EPA's UCMR5 monitoring program.
What water source does GREEN HILLS MHP use? ▼
GREEN HILLS MHP 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.

Read our methodology — how this data is sourced, computed, and verified.

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