Public water system · NY2102310

Active

Mohawk (V) Water Works

At a glance

Mohawk (V) Water Works (PWSID NY2102310) is an active community water system in Herkimer County, New York. It reports serving 2,985 people through 900 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

2,985

Service connections

900

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDNY2102310

System typeCommunity water system

Activity statusActive

Population served2,985

Service connections900

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyNY state drinking water program

City servedMohawk (V)

StateNew York

ZIP—

CountyHerkimer County

How does Mohawk (V) Water Works compare with other water systems in Herkimer County?

By EPA's size categories, Mohawk (V) Water Works is a small system (501 to 3,300 people). Herkimer County has 123 active public water systems, and Mohawk (V) Water Works is the 5th-largest of them by population served. Its population served is about 7.6 times the county average of 391 people per system, and accounts for 6.2% of the 48,130 people reported by systems filed under the county. Across New York, the 8,167 active systems average 2,374 people each. Nationally, the average active community water system reports serving 6,703 people, so Mohawk (V) Water Works is about 55% 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 York has 2,281 active community water systems, 28% of the state's 8,167 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 7,096 New York systems (87%) list groundwater as their primary source.

Who owns and regulates Mohawk (V) Water Works?

EPA lists Mohawk (V) Water Works as owned by a local government. The NY state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 32 of the 123 active systems in Herkimer County (26%) are also owned by a local government.

Does Mohawk (V) Water Works have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025. The violations listed here began between January 2019 and July 2025. By type: 10 monitoring and reporting, 1 public notice, recordkeeping or other and 1 reporting. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (3 of them). EPA lists 12 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
2025-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71	Consumer Confidence Rulecode 7000	No	Resolved
2024-10-17	ReportingLSL Reporting · code 4G	Lead and Copper Rule Revisionscode 5200	No	Resolved
2022-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Resolved
2022-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2020-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2019-01-01	Monitoring and reportingMonitoring, Regular · code 03	Dichloromethanecode 2964	No	Resolved
2019-01-01	Monitoring and reportingMonitoring, Regular · code 03	o-Dichlorobenzenecode 2968	No	Resolved
2019-01-01	Monitoring and reportingMonitoring, Regular · code 03	Vinyl chloridecode 2976	No	Resolved
2019-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2019-01-01	Monitoring and reportingMonitoring, Regular · code 03	Ethylbenzenecode 2992	No	Resolved
2019-01-01	Monitoring and reportingMonitoring, Regular · code 03	1,1-Dichloroethylenecode 2977	No	Resolved
2019-01-01	Monitoring and reportingMonitoring, Regular · code 03	Toluenecode 2991	No	Resolved

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.

Mohawk (V) Water Works: frequently asked questions

Who runs Mohawk (V) Water Works?

Mohawk (V) Water Works (PWSID NY2102310) is a community water system owned by a local government. It is regulated by the NY state drinking water program.

How many people does Mohawk (V) Water Works serve?

Mohawk (V) Water Works reports serving 2,985 people through 900 service connections in Herkimer County, New York.

Where does Mohawk (V) Water Works 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 Mohawk (V) Water Works have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025. 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 Mohawk (V) Water Works' 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, none is health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.

Where can I find Mohawk (V) Water Works' water quality report?

As a community water system, Mohawk (V) Water Works 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 Herkimer County

Water system	County	Population served	Type	Source
Ilion (V) Water Works	Herkimer	8,053	Community	Surface water
Herkimer Village	Herkimer	7,606	Community	Surface water
Little Falls City	Herkimer	4,605	Community	Surface water
Frankfort (V) Water Works	Herkimer	2,995	Community	Groundwater
Nys Thruway - Indian Castle/Iroquois	Herkimer	2,780	Non-transient non-community	Groundwater
Dolgeville (V) Pws	Herkimer	2,166	Community	Surface water

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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, “Mohawk (V) Water Works, PWSID NY2102310, New York”, https://aquacensus.com/water-systems/new-york/mohawk-v-water-works-ny2102310 (data as of October 1, 2026).