Public water system · MI2021464
ActiveHill and Hollow Campground
At a glance
Hill and Hollow Campground (PWSID MI2021464) is an active transient non-community water system in Oceana County, Michigan. It reports serving 500 people through 6 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 5 violations for this system; none is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
500
Service connections
6
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Hill and Hollow Campground compare with other water systems in Oceana County?
By EPA's size categories, Hill and Hollow Campground is a very small system (500 people or fewer). Oceana County has 129 active public water systems. Its population served is about twice the county average of 236 people per system, and accounts for 1.6% of the 30,487 people reported by systems filed under the county. Across Michigan, the 10,599 active systems average 847 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Hill and Hollow Campground is about 3.5 times 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. Michigan has 7,865 active transient non-community water systems, 74% of the state's 10,599 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,214 Michigan systems (96%) list groundwater as their primary source.
Who owns and regulates Hill and Hollow Campground?
EPA lists Hill and Hollow Campground as privately owned. The MI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 122 of the 129 active systems in Oceana County (95%) are also privately owned.
Does Hill and Hollow Campground have drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in October 2024. The violations listed here began between July 1996 and October 2024. By type: 4 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Nitrate (3 of them). EPA lists 3 as resolved and 2 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 2020-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1996-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 5 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.
Hill and Hollow Campground: frequently asked questions
Who runs Hill and Hollow Campground?
Hill and Hollow Campground (PWSID MI2021464) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Hill and Hollow Campground serve?
Hill and Hollow Campground reports serving 500 people through 6 service connections in Oceana County, Michigan.
Where does Hill and Hollow Campground 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 Hill and Hollow Campground have any drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in October 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 Hill and Hollow Campground'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 5 violations for this system; none is health-based, and the most recent began in October 2024. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Hill and Hollow Campground's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Hill and Hollow Campground 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 Oceana County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Hart | Oceana | 2,126 | Community | Groundwater |
| Shelby | Oceana | 1,964 | Community | Groundwater |
| Gateway Plaza Hart | Oceana | 1,103 | Non-transient non-community | Groundwater |
| Rothbury Wesco - Store #51 | Oceana | 900 | Transient non-community | Groundwater |
| Pentwater | Oceana | 857 | Community | Groundwater |
| Wishing Well Ez Mart #899 | Oceana | 850 | 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, “Hill and Hollow Campground, PWSID MI2021464, Michigan”, https://aquacensus.com/water-systems/michigan/hill-and-hollow-campground-mi2021464 (data as of October 1, 2026).