Public water system · MI0000324
ActiveAusable Valley Community
At a glance
Ausable Valley Community (PWSID MI0000324) is an active community water system in Oscoda County, Michigan. It reports serving 147 people through 92 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 8 violations for this system; 2 are health-based, and the most recent began in October 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
147
Service connections
92
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Ausable Valley Community compare with other water systems in Oscoda County?
By EPA's size categories, Ausable Valley Community is a very small system (500 people or fewer). Oscoda County has 70 active public water systems. Its population served is about 39% above the county average of 106 people per system, and accounts for 2% of the 7,420 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 Ausable Valley Community 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 Ausable Valley Community?
EPA lists Ausable Valley Community 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. 66 of the 70 active systems in Oscoda County (94%) are also privately owned.
Does Ausable Valley Community have drinking water violations?
EPA's records list 8 violations for this system; 2 are health-based, and the most recent began in October 2010. The violations listed here began between September 1994 and October 2010. By type: 6 monitoring and reporting, 1 required treatment not met and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 8 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 |
|---|---|---|---|---|
| 2010-10-01 | Required treatment not metPublic Education · code 65 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2010-07-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2008-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1996-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1994-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 8 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.
Ausable Valley Community: frequently asked questions
Who runs Ausable Valley Community?
Ausable Valley Community (PWSID MI0000324) is a community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Ausable Valley Community serve?
Ausable Valley Community reports serving 147 people through 92 service connections in Oscoda County, Michigan.
Where does Ausable Valley Community 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 Ausable Valley Community have any drinking water violations?
EPA's records list 8 violations for this system; 2 are health-based, and the most recent began in October 2010. 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 Ausable Valley Community'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 8 violations for this system; 2 are health-based, and the most recent began in October 2010. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.
Where can I find Ausable Valley Community's water quality report?
As a community water system, Ausable Valley Community 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 Oscoda County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Big Creek/Mentor Utility Authority | Oscoda | 622 | Community | Groundwater |
| Luzerne Express | Oscoda | 500 | Transient non-community | Groundwater |
| Garland Resort Maintenance Bld | Oscoda | 400 | Transient non-community | Groundwater |
| Fairview Area Schools | Oscoda | 348 | Non-transient non-community | Groundwater |
| Fairview Bp | Oscoda | 300 | Transient non-community | Groundwater |
| Garland Hotel | Oscoda | 300 | 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, “Ausable Valley Community, PWSID MI0000324, Michigan”, https://aquacensus.com/water-systems/michigan/ausable-valley-community-mi0000324 (data as of October 1, 2026).