Public water system · MI2005344
ActiveCastle Creek Golf Course
At a glance
Castle Creek Golf Course (PWSID MI2005344) is an active transient non-community water system in Lapeer County, Michigan. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in May 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Castle Creek Golf Course compare with other water systems in Lapeer County?
By EPA's size categories, Castle Creek Golf Course is a very small system (500 people or fewer). Lapeer County has 235 active public water systems. Its population served is well below the county average of 208 people per system, and accounts for less than 0.1% of the 48,773 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 Castle Creek Golf Course 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. 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 Castle Creek Golf Course?
EPA lists Castle Creek Golf Course 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. 220 of the 235 active systems in Lapeer County (94%) are also privately owned.
Does Castle Creek Golf Course have drinking water violations?
EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in May 2020. The violations listed here began between July 1995 and May 2020. By type: 8 monitoring, 1 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (8 of them). EPA lists 6 as resolved and 4 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 |
|---|---|---|---|---|
| 2020-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2020-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2020-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2020-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-12-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 1997-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1995-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 10 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.
Castle Creek Golf Course: frequently asked questions
Who runs Castle Creek Golf Course?
Castle Creek Golf Course (PWSID MI2005344) is a transient non-community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Castle Creek Golf Course serve?
Castle Creek Golf Course reports serving 25 people through 1 service connection in Lapeer County, Michigan.
Where does Castle Creek Golf Course 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 Castle Creek Golf Course have any drinking water violations?
EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in May 2020. 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 Castle Creek Golf Course'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 10 violations for this system; 1 is health-based, and the most recent began in May 2020. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Castle Creek Golf Course's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Castle Creek Golf Course 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 Lapeer County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lapeer, City of | Lapeer | 9,023 | Community | Purchased surface water |
| Imlay City, City of | Lapeer | 3,579 | Community | Purchased surface water |
| Almont, Village of | Lapeer | 2,674 | Community | Purchased surface water |
| Dryden, Village of | Lapeer | 1,034 | Community | Groundwater |
| North Branch, Village of | Lapeer | 1,021 | Community | Groundwater |
| Michigan Christian Youth Camp-Dorms4,5,6 | Lapeer | 1,000 | 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, “Castle Creek Golf Course, PWSID MI2005344, Michigan”, https://aquacensus.com/water-systems/michigan/castle-creek-golf-course-mi2005344 (data as of October 1, 2026).