Public water system · OH1202512
ActiveHarmony Estates Mobile Home Park
At a glance
Harmony Estates Mobile Home Park (PWSID OH1202512) is an active community water system in Clark County, Ohio. It reports serving 507 people through 169 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 8 violations for this system; none is health-based, and the most recent began in August 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
507
Service connections
169
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Harmony Estates Mobile Home Park compare with other water systems in Clark County?
By EPA's size categories, Harmony Estates Mobile Home Park is a small system (501 to 3,300 people). Clark County has 78 active public water systems. Its population served is about 55% below the county average of 1,129 people per system, and accounts for 0.6% of the 88,085 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 Harmony Estates Mobile Home Park 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 Harmony Estates Mobile Home Park?
EPA lists Harmony Estates Mobile Home Park 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. 67 of the 78 active systems in Clark County (86%) are also privately owned.
Does Harmony Estates Mobile Home Park have drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in August 2016. The violations listed here began between January 1995 and August 2016. By type: 7 monitoring and reporting and 1 monitoring. The contaminants or rules involved are Revised Total Coliform Rule, Arsenic, Fluoride and Nickel. EPA lists 8 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 |
|---|---|---|---|---|
| 2016-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nickelcode 1036 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Antimonycode 1074 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Berylliumcode 1075 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Resolved |
| 1995-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
All 8 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.
Harmony Estates Mobile Home Park: frequently asked questions
Who runs Harmony Estates Mobile Home Park?
Harmony Estates Mobile Home Park (PWSID OH1202512) is a community water system privately owned. It is regulated by the OH state drinking water program.
How many people does Harmony Estates Mobile Home Park serve?
Harmony Estates Mobile Home Park reports serving 507 people through 169 service connections in Clark County, Ohio.
Where does Harmony Estates Mobile Home Park 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 Harmony Estates Mobile Home Park have any drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in August 2016. 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 Harmony Estates Mobile Home Park'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 8 violations for this system; none is health-based, and the most recent began in August 2016. For current results, consult the system's annual water quality report, EPA ECHO, or the OH state drinking water program.
Where can I find Harmony Estates Mobile Home Park's water quality report?
As a community water system, Harmony Estates Mobile Home Park 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 Clark County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Springfield City Pws | Clark | 60,680 | Community | Groundwater |
| New Carlisle City Pws | Clark | 5,800 | Community | Groundwater |
| Enon Village Pws | Clark | 2,415 | Community | Groundwater |
| Tecumseh Schools Main Campus | Clark | 2,100 | Non-transient non-community | Groundwater |
| South Charleston Village Pws | Clark | 1,660 | Community | Groundwater |
| Youngs Jersey Dairy Pws | Clark | 1,340 | Non-transient non-community | 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, “Harmony Estates Mobile Home Park, PWSID OH1202512, Ohio”, https://aquacensus.com/water-systems/ohio/harmony-estates-mobile-home-park-oh1202512 (data as of October 1, 2026).