Public water system · OH4634412
ActiveMarmon Valley Farm
At a glance
Marmon Valley Farm (PWSID OH4634412) is an active transient non-community water system in Logan County, Ohio. It reports serving 120 people through 4 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, 9 are health-based, and the most recent began in January 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
120
Service connections
4
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Marmon Valley Farm compare with other water systems in Logan County?
By EPA's size categories, Marmon Valley Farm is a very small system (500 people or fewer). Logan County has 124 active public water systems. Its population served is about 66% below the county average of 350 people per system, and accounts for 0.3% of the 43,390 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 Marmon Valley Farm is about 17% below 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 Marmon Valley Farm?
EPA lists Marmon Valley Farm 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. 108 of the 124 active systems in Logan County (87%) are also privately owned.
Does Marmon Valley Farm have drinking water violations?
Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in January 2005. The violations listed here began between July 1998 and January 2005. By type: 9 contaminant level above the legal limit and 3 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (11 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 |
|---|---|---|---|---|
| 2005-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2004-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2001-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2000-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2000-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1998-10-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1998-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1998-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | 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.
Marmon Valley Farm: frequently asked questions
Who runs Marmon Valley Farm?
Marmon Valley Farm (PWSID OH4634412) is a transient non-community water system privately owned. It is regulated by the OH state drinking water program.
How many people does Marmon Valley Farm serve?
Marmon Valley Farm reports serving 120 people through 4 service connections in Logan County, Ohio.
Where does Marmon Valley Farm 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 Marmon Valley Farm have any drinking water violations?
Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in January 2005. 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 Marmon Valley Farm'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, 9 are health-based, and the most recent began in January 2005. For current results, consult EPA ECHO, or the OH state drinking water program.
Where can I find Marmon Valley Farm's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Marmon Valley Farm 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 Logan County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Bellefontaine City Pws | Logan | 13,249 | Community | Groundwater |
| Honda Dma East Liberty WTP | Logan | 3,500 | Non-transient non-community | Groundwater |
| Mad River Mountain | Logan | 2,135 | Transient non-community | Groundwater |
| West Liberty Village Pws | Logan | 1,800 | Community | Groundwater |
| Russells Point Village Pws | Logan | 1,651 | Community | Groundwater |
| Honda Dma Trans Manufacturing Oh Div | Logan | 1,600 | 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, “Marmon Valley Farm, PWSID OH4634412, Ohio”, https://aquacensus.com/water-systems/ohio/marmon-valley-farm-oh4634412 (data as of October 1, 2026).