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Public water system · NH1191010

Active

Contoocook Village Pct

At a glance

Contoocook Village Pct (PWSID NH1191010) is an active community water system in Merrimack County, New Hampshire. It reports serving 1,600 people through 595 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in January 2026.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

1,600

Service connections

595

Primary source

SW

Surface water

System type

CWS

Community water system

System record

PWSIDNH1191010
System typeCommunity water system
Activity statusActive
Population served1,600
Service connections595
Primary water sourceSurface water
Owner typeLocal government
Primacy agencyNH state drinking water program
City servedHopkinton
StateNew Hampshire
ZIP—
CountyMerrimack County

How does Contoocook Village Pct compare with other water systems in Merrimack County?

By EPA's size categories, Contoocook Village Pct is a small system (501 to 3,300 people). Merrimack County has 244 active public water systems. Its population served is about 3.1 times the county average of 509 people per system, and accounts for 1.3% of the 124,152 people reported by systems filed under the county. Across New Hampshire, the 2,450 active systems average 508 people each. Nationally, the average active community water system reports serving 6,703 people, so Contoocook Village Pct is well below that figure.

What does “community water system” mean?

A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. New Hampshire has 706 active community water systems, 29% of the state's 2,450 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 39 New Hampshire systems (1.6%) list surface water as their primary source.

Who owns and regulates Contoocook Village Pct?

EPA lists Contoocook Village Pct as owned by a local government. The NH state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 40 of the 244 active systems in Merrimack County (16%) are also owned by a local government.

Does Contoocook Village Pct have drinking water violations?

Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in January 2026. The violations listed here began between October 2024 and January 2026. By type: 12 contaminant level above the legal limit. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (6 of them). EPA lists 12 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.

BeganViolationContaminant or ruleHealth-basedStatus
2026-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2026-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2025-10-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2025-10-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2025-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2025-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2025-04-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2025-04-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2025-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived
2025-01-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2024-10-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Total trihalomethanes (TTHM)code 2950YesArchived
2024-10-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02Haloacetic acids (HAA5)code 2456YesArchived

The 12 most recent violations in EPA's records, newest first. Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Contoocook Village Pct: frequently asked questions

Who runs Contoocook Village Pct?

Contoocook Village Pct (PWSID NH1191010) is a community water system owned by a local government. It is regulated by the NH state drinking water program.

How many people does Contoocook Village Pct serve?

Contoocook Village Pct reports serving 1,600 people through 595 service connections in Merrimack County, New Hampshire.

Where does Contoocook Village Pct get its water?

EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.

Does Contoocook Village Pct have any drinking water violations?

Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in January 2026. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Contoocook Village Pct's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the NH state drinking water program.

Where can I find Contoocook Village Pct's water quality report?

As a community water system, Contoocook Village Pct must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.

Other water systems in Merrimack County

Water systemCountyPopulation servedTypeSource
Concord Water DeptMerrimack44,215CommunitySurface water
Franklin Water WorksMerrimack7,200CommunityGroundwater
Pembroke Water WorksMerrimack5,200CommunityGroundwater
Central Hooksett Water PctMerrimack4,650CommunityPurchased surface water
Penacook Boscawen Water PctMerrimack3,800CommunityGroundwater
New London Springfield WaterMerrimack3,250CommunityGroundwater

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Contoocook Village Pct, PWSID NH1191010, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/contoocook-village-pct-nh1191010 (data as of October 1, 2026).