PlainWater

HOPKINTON VILLAGE PCT

PWS ID: NH1191020 · HOPKINTON, New Hampshire 03229

HOPKINTON VILLAGE PCT serves 215 people in HOPKINTON, New Hampshire using Groundwater water sources. It has 31 recorded EPA violations, including 24 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: HOPKINTON VILLAGE PCT

HOPKINTON VILLAGE PCT is a local-owned community water system that delivers drinking water to 215 residents in HOPKINTON, New Hampshire (Merrimack County) through 100 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 31 total violations for this system , of which 24 (77%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 5 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 15 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. HOPKINTON VILLAGE PCT's 31 violations sit below 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
215
Total Violations
31
Health-Based Violations
24
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
100
County
Merrimack
School/Daycare
No
MCL Violations
15
Monitoring Violations
5
Treatment Tech Violations
9

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 15 2013
Groundwater Rule TT 9 2023
Coliform (TCR) MR 3 1991
Consumer Confidence Rule Other 2 2010
Cadmium MR 2 2007

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 HOPKINTON VILLAGE PCT.

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 NH1191020 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
2023 Groundwater Rule TT 9 SDWIS / NH1191020 / 0700
2013 Coliform (TCR) MCL 15 SDWIS / NH1191020 / 3100
2010 Consumer Confidence Rule Other 2 SDWIS / NH1191020 / 7000
2007 Cadmium MR 2 SDWIS / NH1191020 / 1015
1991 Coliform (TCR) MR 3 SDWIS / NH1191020 / 3100

How HOPKINTON VILLAGE PCT Compares

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

Metric HOPKINTON VILLAGE PCT New Hampshire avg Federal benchmark
Total violations 31 63.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 24 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 215 506 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 HOPKINTON VILLAGE PCT water safe to drink?
HOPKINTON VILLAGE PCT (PWS ID: NH1191020) has 31 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 215 people using Groundwater sources.
How many people does HOPKINTON VILLAGE PCT serve?
HOPKINTON VILLAGE PCT serves 215 people in HOPKINTON, New Hampshire. It is a Local-owned system using Groundwater water sources with 100 service connections.
What type of violations does HOPKINTON VILLAGE PCT have?
HOPKINTON VILLAGE PCT has 31 total violations: 24 health-based violations (MCL exceedances or treatment failures), 5 monitoring/reporting violations, and 9 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in HOPKINTON VILLAGE PCT water?
No PFAS testing data is available for HOPKINTON VILLAGE PCT under the EPA's UCMR5 monitoring program.
What water source does HOPKINTON VILLAGE PCT use?
HOPKINTON VILLAGE PCT 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.

Explore PlainWater

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