Public water system · OH6400912
ActiveNorthern Perry Co.Water #1
At a glance
Northern Perry Co.Water #1 (PWSID OH6400912) is an active community water system in Perry County, Ohio. It reports serving 1,706 people through 711 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,706
Service connections
711
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Northern Perry Co.Water #1 compare with other water systems in Perry County?
By EPA's size categories, Northern Perry Co.Water #1 is a small system (501 to 3,300 people). Perry County has 25 active public water systems. Its population served is about 55% above the county average of 1,104 people per system, and accounts for 6.2% of the 27,605 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 Northern Perry Co.Water #1 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. Ohio has 1,028 active community water systems, 27% of the state's 3,854 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 114 Ohio systems (3%) list purchased groundwater as their primary source.
Who owns and regulates Northern Perry Co.Water #1?
EPA lists Northern Perry Co.Water #1 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. 19 of the 25 active systems in Perry County (76%) are also owned by a local government.
Does Northern Perry Co.Water #1 have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2026. The violations listed here began between July 2001 and January 2026. By type: 3 required treatment not met, 3 monitoring, 2 monitoring and reporting, 2 reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Lead and Copper Rule (4 of them). EPA lists 10 as resolved and 2 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 |
|---|---|---|---|---|
| 2026-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2019-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-07-01 | Required treatment not metOCCT/SOWT Study/Recommendation · code 57 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2018-07-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2018-04-01 | Required treatment not metOCCT/SOWT Treatment Installation/Demonstration · code 58 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2017-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2001-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | 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.
Northern Perry Co.Water #1: frequently asked questions
Who runs Northern Perry Co.Water #1?
Northern Perry Co.Water #1 (PWSID OH6400912) is a community water system owned by a local government. It is regulated by the OH state drinking water program.
How many people does Northern Perry Co.Water #1 serve?
Northern Perry Co.Water #1 reports serving 1,706 people through 711 service connections in Perry County, Ohio.
Where does Northern Perry Co.Water #1 get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Northern Perry Co.Water #1 have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 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 Northern Perry Co.Water #1'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, 3 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 Northern Perry Co.Water #1's water quality report?
As a community water system, Northern Perry Co.Water #1 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 Perry County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| New Lexington | Perry | 5,161 | Community | Surface water |
| Southern Perry Co-Congo | Perry | 4,029 | Community | Purchased groundwater |
| Old Straitsville Water Association | Perry | 2,950 | Community | Purchased groundwater |
| Crooksville | Perry | 2,534 | Community | Purchased groundwater |
| Portersville East Branch Water Co. | Perry | 2,340 | Community | Purchased groundwater |
| Northern Perry Co.Water #2 | Perry | 1,802 | Community | Purchased 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, “Northern Perry Co.Water #1, PWSID OH6400912, Ohio”, https://aquacensus.com/water-systems/ohio/northern-perry-co-water-1-oh6400912 (data as of October 1, 2026).