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DOCKHAM SHORES ESTATES

PWS ID: NH0882190 · MOULTONBOROUGH, New Hampshire 03254

DOCKHAM SHORES ESTATES serves 152 people in MOULTONBOROUGH, New Hampshire using Groundwater water sources. It has 458 recorded EPA violations, including 31 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: DOCKHAM SHORES ESTATES

DOCKHAM SHORES ESTATES is a private-owned community water system that delivers drinking water to 152 residents in MOULTONBOROUGH, New Hampshire (Belknap County) through 61 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 458 total violations for this system , of which 31 (7%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 418 monitoring and reporting violations are on file. The most recent violation on record dates to 2015.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 31 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 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. DOCKHAM SHORES ESTATES's 458 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
152
Total Violations
458
Health-Based Violations
31
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
61
County
Belknap
School/Daycare
No
MCL Violations
31
Monitoring Violations
418
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 31 2014
1,2,4-Trichlorobenzene MR 18 2015
DICHLOROMETHANE MR 18 2015
o-Dichlorobenzene MR 18 2015
p-Dichlorobenzene MR 18 2015
Vinyl chloride MR 18 2015
1,1-Dichloroethylene MR 18 2015
trans-1,2-Dichloroethylene MR 18 2015
Carbon tetrachloride MR 18 2015
1,2-Dichloropropane MR 18 2015
1,1,2-Trichloroethane MR 18 2015
Tetrachloroethylene MR 18 2015
Benzene MR 18 2015
Toluene MR 18 2015
Nitrate MR 18 2015
cis-1,2-Dichloroethylene MR 18 2015
Xylenes, Total MR 18 2015
Trichloroethylene MR 18 2015
Styrene MR 18 2015
1,2-Dichloroethane MR 18 2015
1,1,1-Trichloroethane MR 18 2015
Ethylbenzene MR 18 2015
CHLOROBENZENE MR 18 2015
Coliform (TCR) MR 10 2014
Consumer Confidence Rule Other 7 2011
Combined Radium (-226 and -228) MR 4 2013
Lead and Copper Rule MR 4 2015
E. COLI MR 4 2011
Public Notice Other 2 2011

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 DOCKHAM SHORES ESTATES.

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 NH0882190 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
2015 1,2,4-Trichlorobenzene MR 18 SDWIS / NH0882190 / 2378
2015 DICHLOROMETHANE MR 18 SDWIS / NH0882190 / 2964
2015 o-Dichlorobenzene MR 18 SDWIS / NH0882190 / 2968
2015 p-Dichlorobenzene MR 18 SDWIS / NH0882190 / 2969
2015 Vinyl chloride MR 18 SDWIS / NH0882190 / 2976
2015 1,1-Dichloroethylene MR 18 SDWIS / NH0882190 / 2977
2015 trans-1,2-Dichloroethylene MR 18 SDWIS / NH0882190 / 2979
2015 Carbon tetrachloride MR 18 SDWIS / NH0882190 / 2982
2015 1,2-Dichloropropane MR 18 SDWIS / NH0882190 / 2983
2015 1,1,2-Trichloroethane MR 18 SDWIS / NH0882190 / 2985
2015 Tetrachloroethylene MR 18 SDWIS / NH0882190 / 2987
2015 Benzene MR 18 SDWIS / NH0882190 / 2990
2015 Toluene MR 18 SDWIS / NH0882190 / 2991
2015 Nitrate MR 18 SDWIS / NH0882190 / 1040
2015 cis-1,2-Dichloroethylene MR 18 SDWIS / NH0882190 / 2380

How DOCKHAM SHORES ESTATES Compares

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

Metric DOCKHAM SHORES ESTATES New Hampshire avg Federal benchmark
Total violations 458 63.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 31 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 152 506 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 DOCKHAM SHORES ESTATES water safe to drink? ▼
DOCKHAM SHORES ESTATES (PWS ID: NH0882190) has 458 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 152 people using Groundwater sources.
How many people does DOCKHAM SHORES ESTATES serve? ▼
DOCKHAM SHORES ESTATES serves 152 people in MOULTONBOROUGH, New Hampshire. It is a Private-owned system using Groundwater water sources with 61 service connections.
What type of violations does DOCKHAM SHORES ESTATES have? ▼
DOCKHAM SHORES ESTATES has 458 total violations: 31 health-based violations (MCL exceedances or treatment failures), 418 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in DOCKHAM SHORES ESTATES water? ▼
No PFAS testing data is available for DOCKHAM SHORES ESTATES under the EPA's UCMR5 monitoring program.
What water source does DOCKHAM SHORES ESTATES use? ▼
DOCKHAM SHORES ESTATES 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