Public water system · OH3300612

Active

Kenton City

At a glance

Kenton City (PWSID OH3300612) is an active community water system in Hardin County, Ohio. It reports serving 8,360 people through 3,203 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 11 violations for this system; 2 are health-based, and the most recent began in January 2026.

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

Population served

8,360

Service connections

3,203

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDOH3300612

System typeCommunity water system

Activity statusActive

Population served8,360

Service connections3,203

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyOH state drinking water program

City served—

StateOhio

ZIP—

CountyHardin County

How does Kenton City compare with other water systems in Hardin County?

By EPA's size categories, Kenton City is a medium system (3,301 to 10,000 people). Hardin County has 31 active public water systems, and Kenton City is the largest of them by population served. Its population served is about 13 times the county average of 664 people per system, and accounts for 41% of the 20,571 people reported by systems filed under the county. Across Ohio, the 3,854 active systems average 2,767 people each. Nationally, the average active community water system reports serving 6,703 people, so Kenton City is about 25% above 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. Ohio has 1,028 active community water systems, 27% of the state's 3,854 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,446 Ohio systems (89%) list groundwater as their primary source.

Who owns and regulates Kenton City?

EPA lists Kenton City as owned by a local government. The OH state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 7 of the 31 active systems in Hardin County (23%) are also owned by a local government.

Does Kenton City have drinking water violations?

EPA's records list 11 violations for this system; 2 are health-based, and the most recent began in January 2026. The violations listed here began between June 1989 and January 2026. By type: 6 public notice, recordkeeping or other, 2 monitoring and reporting, 1 reporting, 1 required treatment not met and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Consumer Confidence Rule (6 of them). EPA lists 6 as resolved and 5 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.

Began	Violation	Contaminant or rule	Health-based	Status
2026-01-07	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Unaddressed
2025-07-02	ReportingNotification, Known or Potential LSL · code 4H	Lead and Copper Rule Revisionscode 5200	No	Unaddressed
2024-12-30	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Unaddressed
2023-10-01	Required treatment not metFailure To Address Deficiency · code 45	Groundwater Rulecode 0700	Yes	Resolved
2021-10-18	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Unaddressed
2020-02-06	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Unaddressed
2005-12-30	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Resolved
2001-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Resolved
1996-06-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved
1993-07-01	Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52	Lead and Copper Rulecode 5000	No	Resolved
1989-06-23	Monitoring and reportingMonitoring, Regular · code 03	Gross alpha (excluding radon and uranium)code 4000	No	Resolved

All 11 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.

Kenton City: frequently asked questions

Who runs Kenton City?

Kenton City (PWSID OH3300612) is a community water system owned by a local government. It is regulated by the OH state drinking water program.

How many people does Kenton City serve?

Kenton City reports serving 8,360 people through 3,203 service connections in Hardin County, Ohio.

Where does Kenton City 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 Kenton City have any drinking water violations?

EPA's records list 11 violations for this system; 2 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 Kenton City'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 11 violations for this system; 2 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 OH state drinking water program.

Where can I find Kenton City's water quality report?

As a community water system, Kenton City 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 Hardin County

Water system	County	Population served	Type	Source
Ada Village	Hardin	5,334	Community	Groundwater
Forest Village	Hardin	1,354	Community	Groundwater
Alger Village Pws	Hardin	943	Community	Groundwater
Dunkirk Village Pws	Hardin	875	Community	Groundwater
Mcguffey Village Pws	Hardin	710	Community	Groundwater
Mt Victory Village Pws	Hardin	603	Community	Groundwater

Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

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, “Kenton City, PWSID OH3300612, Ohio”, https://aquacensus.com/water-systems/ohio/kenton-city-oh3300612 (data as of October 1, 2026).