Public water system · OH5442020
ActiveMarion Township Park Pws
At a glance
Marion Township Park Pws (PWSID OH5442020) is an active transient non-community water system in Mercer County, Ohio. It reports serving 150 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Marion Township Park Pws compare with other water systems in Mercer County?
By EPA's size categories, Marion Township Park Pws is a very small system (500 people or fewer). Mercer County has 77 active public water systems. Its population served is about 62% below the county average of 397 people per system, and accounts for 0.5% of the 30,601 people reported by systems filed under the county. Across Ohio, the 3,854 active systems average 2,767 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Marion Township Park Pws is roughly in line with that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Ohio has 2,282 active transient non-community water systems, 59% 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 Marion Township Park Pws?
EPA lists Marion Township Park Pws 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. 8 of the 77 active systems in Mercer County (10%) are also owned by a local government.
Does Marion Township Park Pws have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Marion Township Park Pws. For the latest compliance status, check EPA ECHO for current compliance history.
Marion Township Park Pws: frequently asked questions
Who runs Marion Township Park Pws?
Marion Township Park Pws (PWSID OH5442020) is a transient non-community water system owned by a local government. It is regulated by the OH state drinking water program.
How many people does Marion Township Park Pws serve?
Marion Township Park Pws reports serving 150 people through 1 service connection in Mercer County, Ohio.
Where does Marion Township Park 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 Marion Township Park Pws have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Marion Township Park 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. EPA's Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the OH state drinking water program.
Where can I find Marion Township Park Pws' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Marion Township Park Pws is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Mercer County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Celina, City of | Mercer | 11,682 | Community | Surface water |
| Coldwater Village | Mercer | 4,774 | Community | Groundwater |
| St Henry Village | Mercer | 2,596 | Community | Groundwater |
| Ft Recovery Village | Mercer | 1,501 | Community | Groundwater |
| Rockford Village | Mercer | 1,120 | Community | Groundwater |
| Mendon Village | Mercer | 628 | 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, “Marion Township Park Pws, PWSID OH5442020, Ohio”, https://aquacensus.com/water-systems/ohio/marion-township-park-pws-oh5442020 (data as of October 1, 2026).