Public water system · MI0006000
ActiveShelby
At a glance
Shelby (PWSID MI0006000) is an active community water system in Oceana County, Michigan. It reports serving 1,964 people through 787 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in July 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,964
Service connections
787
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Shelby compare with other water systems in Oceana County?
By EPA's size categories, Shelby is a small system (501 to 3,300 people). Oceana County has 129 active public water systems, and Shelby is the 2nd-largest of them by population served. Its population served is about 8.3 times the county average of 236 people per system, and accounts for 6.4% 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 community water system reports serving 6,703 people, so Shelby is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Michigan has 1,332 active community water systems, 13% 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 Shelby?
EPA lists Shelby as owned by a local government. 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. 3 of the 129 active systems in Oceana County (2.3%) are also owned by a local government.
Does Shelby have drinking water violations?
EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in July 2019. The violations listed here began between July 2012 and July 2019. By type: 5 monitoring and reporting and 4 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (8 of them). EPA lists 9 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 |
|---|---|---|---|---|
| 2019-07-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2015-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2013-10-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2012-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2012-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2012-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 9 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.
Shelby: frequently asked questions
Who runs Shelby?
Shelby (PWSID MI0006000) is a community water system owned by a local government. It is regulated by the MI state drinking water program.
How many people does Shelby serve?
Shelby reports serving 1,964 people through 787 service connections in Oceana County, Michigan.
Where does Shelby 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 Shelby have any drinking water violations?
EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in July 2019. 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 Shelby'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 9 violations for this system; 4 are health-based, and the most recent began in July 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.
Where can I find Shelby's water quality report?
As a community water system, Shelby must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Oceana County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Hart | Oceana | 2,126 | 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 |
| Silver Lake Resort & Campground | Oceana | 800 | 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, “Shelby, PWSID MI0006000, Michigan”, https://aquacensus.com/water-systems/michigan/shelby-mi0006000 (data as of October 1, 2026).