Public water system · MI0040242
ActiveSherman Oaks
At a glance
Sherman Oaks (PWSID MI0040242) is an active community water system in Jackson County, Michigan. It reports serving 915 people through 366 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 5 violations for this system; 2 are health-based, and the most recent began in July 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
915
Service connections
366
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Sherman Oaks compare with other water systems in Jackson County?
By EPA's size categories, Sherman Oaks is a small system (501 to 3,300 people). Jackson County has 218 active public water systems. Its population served is about 57% above the county average of 583 people per system, and accounts for 0.7% of the 126,981 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 Sherman Oaks 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 Sherman Oaks?
EPA lists Sherman Oaks 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. 197 of the 218 active systems in Jackson County (90%) are also privately owned.
Does Sherman Oaks have drinking water violations?
EPA's records list 5 violations for this system; 2 are health-based, and the most recent began in July 2020. The violations listed here began between October 1995 and July 2020. By type: 2 monitoring and reporting, 2 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2020-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2019-06-19 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2017-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 2000-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1995-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | 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.
Sherman Oaks: frequently asked questions
Who runs Sherman Oaks?
Sherman Oaks (PWSID MI0040242) is a community water system privately owned. It is regulated by the MI state drinking water program.
How many people does Sherman Oaks serve?
Sherman Oaks reports serving 915 people through 366 service connections in Jackson County, Michigan.
Where does Sherman Oaks 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 Sherman Oaks have any drinking water violations?
EPA's records list 5 violations for this system; 2 are health-based, and the most recent began in July 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 Sherman Oaks' 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; 2 are health-based, and the most recent began in July 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.
Where can I find Sherman Oaks' water quality report?
As a community water system, Sherman Oaks 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 Jackson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Jackson | Jackson | 33,165 | Community | Groundwater under influence of surface water |
| Summit Township | Jackson | 25,355 | Community | Groundwater |
| Blackman Township | Jackson | 21,222 | Community | Purchased groundwater under influence |
| Mdot - Sandstone, R819 | Jackson | 2,000 | Transient non-community | Groundwater |
| Mdot - Grass Lake, R818 | Jackson | 2,000 | Transient non-community | Groundwater |
| Grass Lake | Jackson | 1,986 | 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, “Sherman Oaks, PWSID MI0040242, Michigan”, https://aquacensus.com/water-systems/michigan/sherman-oaks-mi0040242 (data as of October 1, 2026).