Public water system · OH7300212
ActiveScioto Co. Regional Water District #1
At a glance
Scioto Co. Regional Water District #1 (PWSID OH7300212) is an active community water system in Scioto County, Ohio. It reports serving 13,820 people through 6,009 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, 3 are health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
13,820
Service connections
6,009
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Scioto Co. Regional Water District #1 compare with other water systems in Scioto County?
By EPA's size categories, Scioto Co. Regional Water District #1 is a large system (10,001 to 100,000 people). Scioto County has 17 active public water systems, and Scioto Co. Regional Water District #1 is the 2nd-largest of them by population served. Its population served is about 182% above the county average of 4,896 people per system, and accounts for 17% of the 83,235 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 Scioto Co. Regional Water District #1 is about twice 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 Scioto Co. Regional Water District #1?
EPA lists Scioto Co. Regional Water District #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. 14 of the 17 active systems in Scioto County (82%) are also owned by a local government.
Does Scioto Co. Regional Water District #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 July 2025. The violations listed here began between January 1992 and July 2025. By type: 7 monitoring and reporting, 3 contaminant level above the legal limit, 1 reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 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 |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-12-30 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1995-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1995-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1994-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1992-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1992-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Lindane (gamma-BHC)code 2010 | No | Resolved |
| 1992-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 2,4-Dcode 2105 | No | Resolved |
| 1992-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 2,4,5-TP (Silvex)code 2110 | No | Resolved |
| 1992-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toxaphenecode 2020 | No | Resolved |
| 1992-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Methoxychlorcode 2015 | No | Resolved |
| 1992-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Endrincode 2005 | 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.
Scioto Co. Regional Water District #1: frequently asked questions
Who runs Scioto Co. Regional Water District #1?
Scioto Co. Regional Water District #1 (PWSID OH7300212) is a community water system owned by a local government. It is regulated by the OH state drinking water program.
How many people does Scioto Co. Regional Water District #1 serve?
Scioto Co. Regional Water District #1 reports serving 13,820 people through 6,009 service connections in Scioto County, Ohio.
Where does Scioto Co. Regional Water District #1 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 Scioto Co. Regional Water District #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 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 Scioto Co. Regional Water District #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 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 Scioto Co. Regional Water District #1's water quality report?
As a community water system, Scioto Co. Regional Water District #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 Scioto County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Portsmouth City | Scioto | 40,475 | Community | Surface water |
| Northwest Regional Water District | Scioto | 11,059 | Community | Purchased groundwater |
| Scioto Water Inc..-Rose Hill | Scioto | 8,861 | Community | Groundwater |
| Scioto Water Inc..-Sugar Camp | Scioto | 6,458 | Community | Groundwater |
| Scioto Water Inc.. - Pond Run | Scioto | 845 | Community | Purchased surface water |
| Scioto Water Inc..-Sr125 | Scioto | 537 | 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, “Scioto Co. Regional Water District #1, PWSID OH7300212, Ohio”, https://aquacensus.com/water-systems/ohio/scioto-co-regional-water-district-1-oh7300212 (data as of October 1, 2026).