Public water system · NH0261010
ActiveBow Municipal Water System
At a glance
Bow Municipal Water System (PWSID NH0261010) is an active community water system in Merrimack County, New Hampshire. It reports serving 150 people through 58 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in March 2017.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
58
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Bow Municipal Water System compare with other water systems in Merrimack County?
By EPA's size categories, Bow Municipal Water System is a very small system (500 people or fewer). Merrimack County has 244 active public water systems. Its population served is well below the county average of 509 people per system, and accounts for 0.1% 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 Bow Municipal Water System 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,374 New Hampshire systems (97%) list groundwater as their primary source.
Who owns and regulates Bow Municipal Water System?
EPA lists Bow Municipal Water System 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 Bow Municipal Water System have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in March 2017. The violations listed here began between July 2016 and March 2017. By type: 2 monitoring and reporting. The contaminants or rules involved are E. coli and Chlorine. EPA lists 2 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2017-03-11 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
All 2 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.
Bow Municipal Water System: frequently asked questions
Who runs Bow Municipal Water System?
Bow Municipal Water System (PWSID NH0261010) is a community water system owned by a local government. It is regulated by the NH state drinking water program.
How many people does Bow Municipal Water System serve?
Bow Municipal Water System reports serving 150 people through 58 service connections in Merrimack County, New Hampshire.
Where does Bow Municipal Water System get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Bow Municipal Water System have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in March 2017. 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 Bow Municipal Water System'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. EPA's records list 2 violations for this system; none is health-based, and the most recent began in March 2017. For current results, consult the system's annual water quality report, EPA ECHO, or the NH state drinking water program.
Where can I find Bow Municipal Water System's water quality report?
As a community water system, Bow Municipal Water System 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 system | County | Population served | Type | Source |
|---|---|---|---|---|
| Concord Water Dept | Merrimack | 44,215 | Community | Surface water |
| Franklin Water Works | Merrimack | 7,200 | Community | Groundwater |
| Pembroke Water Works | Merrimack | 5,200 | Community | Groundwater |
| Central Hooksett Water Pct | Merrimack | 4,650 | Community | Purchased surface water |
| Penacook Boscawen Water Pct | Merrimack | 3,800 | Community | Groundwater |
| New London Springfield Water | Merrimack | 3,250 | Community | Groundwater |
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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, “Bow Municipal Water System, PWSID NH0261010, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/bow-municipal-water-system-nh0261010 (data as of October 1, 2026).