Public water system · OH4642012
ActiveZane Shawnee Caverns
At a glance
Zane Shawnee Caverns (PWSID OH4642012) is an active transient non-community water system in Logan County, Ohio. It reports serving 40 people through 30 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 August 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
40
Service connections
30
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Zane Shawnee Caverns compare with other water systems in Logan County?
By EPA's size categories, Zane Shawnee Caverns is a very small system (500 people or fewer). Logan County has 124 active public water systems. Its population served is well below the county average of 350 people per system, and accounts for less than 0.1% 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 Zane Shawnee Caverns is well 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 Zane Shawnee Caverns?
EPA lists Zane Shawnee Caverns 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 Zane Shawnee Caverns have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in August 2025. The violations listed here began between July 2020 and August 2025. By type: 6 public notice, recordkeeping or other, 3 monitoring and reporting, 1 reporting, 1 contaminant level above the legal limit and 1 monitoring. The contaminant or rule involved most often is Public Notice (6 of them). EPA lists 9 as resolved and 3 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 |
|---|---|---|---|---|
| 2025-08-07 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2025-05-02 | ReportingReport Startup Procedures Cert Form (RTCR) · code 4C | Revised Total Coliform Rulecode 8000 | No | Unaddressed |
| 2025-03-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2022-08-26 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2022-04-21 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2022-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2020-10-25 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-10-03 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-09-04 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-07-29 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | 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.
Zane Shawnee Caverns: frequently asked questions
Who runs Zane Shawnee Caverns?
Zane Shawnee Caverns (PWSID OH4642012) is a transient non-community water system privately owned. It is regulated by the OH state drinking water program.
How many people does Zane Shawnee Caverns serve?
Zane Shawnee Caverns reports serving 40 people through 30 service connections in Logan County, Ohio.
Where does Zane Shawnee Caverns 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 Zane Shawnee Caverns 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 August 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 Zane Shawnee Caverns' 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 August 2025. For current results, consult EPA ECHO, or the OH state drinking water program.
Where can I find Zane Shawnee Caverns' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Zane Shawnee Caverns 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, “Zane Shawnee Caverns, PWSID OH4642012, Ohio”, https://aquacensus.com/water-systems/ohio/zane-shawnee-caverns-oh4642012 (data as of October 1, 2026).