Public water system · OH6100503

Active

Noble County Water Authority Pws

At a glance

Noble County Water Authority Pws (PWSID OH6100503) is an active community water system in Noble County, Ohio. It reports serving 2,368 people through 896 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2025.

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

Population served

2,368

Service connections

896

Primary source

SWP

Purchased surface water

System type

CWS

Community water system

System record

PWSIDOH6100503

System typeCommunity water system

Activity statusActive

Population served2,368

Service connections896

Primary water sourcePurchased surface water

Owner typePrivate

Primacy agencyOH state drinking water program

City served—

StateOhio

ZIP—

CountyNoble County

How does Noble County Water Authority Pws compare with other water systems in Noble County?

By EPA's size categories, Noble County Water Authority Pws is a small system (501 to 3,300 people). Noble County has 6 active public water systems, and Noble County Water Authority Pws is the 3rd-largest of them by population served. Its population served is about 24% above the county average of 1,904 people per system, and accounts for 21% of the 11,421 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 Noble County Water Authority Pws is about 65% 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. Ohio has 1,028 active community water systems, 27% of the state's 3,854 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 191 Ohio systems (5%) list purchased surface water as their primary source.

Who owns and regulates Noble County Water Authority Pws?

EPA lists Noble County Water Authority Pws as privately owned. 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. 5 of the 6 active systems in Noble County (83%) are also privately owned.

Does Noble County Water Authority Pws have drinking water violations?

Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2025. The violations listed here began between April 2008 and July 2025. By type: 4 monitoring and reporting, 4 contaminant level above the legal limit, 3 public notice, recordkeeping or other and 1 reporting. The contaminant or rule involved most often is Haloacetic acids (HAA5) (5 of them). EPA lists 8 as resolved and 4 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
2025-07-02	ReportingNotification, Known or Potential LSL · code 4H	Lead and Copper Rule Revisionscode 5200	No	Unaddressed
2024-12-20	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Unaddressed
2020-12-21	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Unaddressed
2020-01-09	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Unaddressed
2019-07-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2019-07-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Resolved
2010-08-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2009-01-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2008-10-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2008-08-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2008-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2008-04-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	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.

Noble County Water Authority Pws: frequently asked questions

Who runs Noble County Water Authority Pws?

Noble County Water Authority Pws (PWSID OH6100503) is a community water system privately owned. It is regulated by the OH state drinking water program.

How many people does Noble County Water Authority Pws serve?

Noble County Water Authority Pws reports serving 2,368 people through 896 service connections in Noble County, Ohio.

Where does Noble County Water Authority Pws get its water?

EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.

Does Noble County Water Authority Pws have any drinking water violations?

Of the 12 most recent violations in EPA's records, 4 are 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 Noble County Water Authority Pws' 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, 4 are 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 OH state drinking water program.

Where can I find Noble County Water Authority Pws' water quality report?

As a community water system, Noble County Water Authority Pws 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 Noble County

Water system	County	Population served	Type	Source
Caldwell Village Pws	Noble	3,300	Community	Surface water
Clear Water Corporation	Noble	2,670	Community	Purchased surface water
Pure Water Corporation	Noble	1,989	Community	Purchased surface water
Noble Water Company	Noble	815	Community	Purchased surface water
Pure Water System 2 Pws	Noble	279	Community	Purchased 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, “Noble County Water Authority Pws, PWSID OH6100503, Ohio”, https://aquacensus.com/water-systems/ohio/noble-county-water-authority-pws-oh6100503 (data as of October 1, 2026).