Public water system · OH7448612
ActiveWalnut Grove Campground No 3
At a glance
Walnut Grove Campground No 3 (PWSID OH7448612) is an active transient non-community water system in Seneca County, Ohio. It reports serving 136 people through 55 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, 3 are health-based, and the most recent began in November 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
136
Service connections
55
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Walnut Grove Campground No 3 compare with other water systems in Seneca County?
By EPA's size categories, Walnut Grove Campground No 3 is a very small system (500 people or fewer). Seneca County has 56 active public water systems. Its population served is well below the county average of 826 people per system, and accounts for 0.3% of the 46,231 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 Walnut Grove Campground No 3 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 Walnut Grove Campground No 3?
EPA lists Walnut Grove Campground No 3 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. 49 of the 56 active systems in Seneca County (88%) are also privately owned.
Does Walnut Grove Campground No 3 have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in November 2024. The violations listed here began between July 2021 and November 2024. By type: 6 monitoring, 3 required treatment not met, 2 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (8 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 |
|---|---|---|---|---|
| 2024-11-01 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2023-09-01 | Required treatment not metTreatment Technique, Corrective/Expedited Actions (RTCR) · code 2C | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2023-09-01 | Required treatment not metTreatment Technique, Corrective/Expedited Actions (RTCR) · code 2C | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2022-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-09-20 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-08-22 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | 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.
Walnut Grove Campground No 3: frequently asked questions
Who runs Walnut Grove Campground No 3?
Walnut Grove Campground No 3 (PWSID OH7448612) is a transient non-community water system privately owned. It is regulated by the OH state drinking water program.
How many people does Walnut Grove Campground No 3 serve?
Walnut Grove Campground No 3 reports serving 136 people through 55 service connections in Seneca County, Ohio.
Where does Walnut Grove Campground No 3 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 Walnut Grove Campground No 3 have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in November 2024. 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 Walnut Grove Campground No 3'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, 3 are health-based, and the most recent began in November 2024. For current results, consult EPA ECHO, or the OH state drinking water program.
Where can I find Walnut Grove Campground No 3's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Walnut Grove Campground No 3 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 Seneca County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Aqua Ohio - Tiffin | Seneca | 20,279 | Community | Surface water |
| Fostoria City | Seneca | 13,441 | Community | Surface water |
| Green Springs Village Pws | Seneca | 1,592 | Community | Purchased surface water |
| Attica Village | Seneca | 1,148 | Community | Surface water |
| Bloomville Village Pws | Seneca | 956 | Community | Groundwater |
| Hopewell-Loudon School | Seneca | 890 | 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, “Walnut Grove Campground No 3, PWSID OH7448612, Ohio”, https://aquacensus.com/water-systems/ohio/walnut-grove-campground-no-3-oh7448612 (data as of October 1, 2026).