Public water system · OH3401212
ActiveHcwsd-Piedmont Pws
At a glance
Hcwsd-Piedmont Pws (PWSID OH3401212) is an active community water system in Harrison County, Ohio. It reports serving 178 people through 73 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
178
Service connections
73
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Hcwsd-Piedmont Pws compare with other water systems in Harrison County?
By EPA's size categories, Hcwsd-Piedmont Pws is a very small system (500 people or fewer). Harrison County has 28 active public water systems. Its population served is about 64% below the county average of 499 people per system, and accounts for 1.3% of the 13,979 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 Hcwsd-Piedmont Pws 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. 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 Hcwsd-Piedmont Pws?
EPA lists Hcwsd-Piedmont 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. 16 of the 28 active systems in Harrison County (57%) are also privately owned.
Does Hcwsd-Piedmont Pws have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2020. The violations listed here began between December 1995 and October 2020. By type: 8 monitoring and reporting, 3 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Consumer Confidence Rule (3 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 |
|---|---|---|---|---|
| 2020-10-22 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2020-01-14 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2016-10-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2015-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2015-10-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2013-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2013-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2007-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2002-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1995-12-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | 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.
Hcwsd-Piedmont Pws: frequently asked questions
Who runs Hcwsd-Piedmont Pws?
Hcwsd-Piedmont Pws (PWSID OH3401212) is a community water system privately owned. It is regulated by the OH state drinking water program.
How many people does Hcwsd-Piedmont Pws serve?
Hcwsd-Piedmont Pws reports serving 178 people through 73 service connections in Harrison County, Ohio.
Where does Hcwsd-Piedmont Pws 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 Hcwsd-Piedmont Pws have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2020. 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 Hcwsd-Piedmont 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, one is health-based, and the most recent began in October 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the OH state drinking water program.
Where can I find Hcwsd-Piedmont Pws' water quality report?
As a community water system, Hcwsd-Piedmont 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 Harrison County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Cadiz Village Pws | Harrison | 3,353 | Community | Surface water |
| Tri-County Water Authority | Harrison | 2,370 | Community | Purchased groundwater |
| Mwcd-Tappan Lake Park | Harrison | 2,012 | Transient non-community | Groundwater |
| Hopedale Village Pws | Harrison | 984 | Community | Purchased surface water |
| Scio Pws | Harrison | 690 | Community | Groundwater |
| Jewett Village | Harrison | 650 | Community | Groundwater |
Related pages
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, “Hcwsd-Piedmont Pws, PWSID OH3401212, Ohio”, https://aquacensus.com/water-systems/ohio/hcwsd-piedmont-pws-oh3401212 (data as of October 1, 2026).