Public water system · MI0003470
ActiveJackson
At a glance
Jackson (PWSID MI0003470) is an active community water system in Jackson County, Michigan. It reports serving 33,165 people through 12,909 service connections. Its primary water source is groundwater under influence of surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
33,165
Service connections
12,909
Primary source
GU
Groundwater under influence of surface water
System type
CWS
Community water system
System record
How does Jackson compare with other water systems in Jackson County?
By EPA's size categories, Jackson is a large system (10,001 to 100,000 people). Jackson County has 218 active public water systems, and Jackson is the largest of them by population served. Its population served is about 57 times the county average of 583 people per system, and accounts for 26% 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 Jackson is about 4.9 times 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 under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules. 11 Michigan systems (0.1%) list groundwater under influence of surface water as their primary source.
Who owns and regulates Jackson?
EPA lists Jackson 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. 11 of the 218 active systems in Jackson County (5%) are also owned by a local government.
Does Jackson have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2022. The violations listed here began between April 2022 and April 2022. By type: 12 monitoring and reporting. The contaminants or rules involved are Tetrachloroethylene, Carbon tetrachloride, Ethylbenzene and 1,1,1-Trichloroethane. EPA lists 12 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 |
|---|---|---|---|---|
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Tetrachloroethylenecode 2987 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Carbon tetrachloridecode 2982 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Ethylbenzenecode 2992 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,1-Trichloroethanecode 2981 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloropropanecode 2983 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzenecode 2990 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloroethanecode 2980 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1-Dichloroethylenecode 2977 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toluenecode 2991 | No | Resolved |
The 12 most recent 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.
Jackson: frequently asked questions
Who runs Jackson?
Jackson (PWSID MI0003470) is a community water system owned by a local government. It is regulated by the MI state drinking water program.
How many people does Jackson serve?
Jackson reports serving 33,165 people through 12,909 service connections in Jackson County, Michigan.
Where does Jackson get its water?
EPA SDWIS lists this system's primary water source as groundwater under influence of surface water. Groundwater under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules.
Does Jackson have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2022. 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 Jackson'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2022. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.
Where can I find Jackson's water quality report?
As a community water system, Jackson 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 |
|---|---|---|---|---|
| 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 |
| Leoni Township | Jackson | 1,893 | 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, “Jackson, PWSID MI0003470, Michigan”, https://aquacensus.com/water-systems/michigan/jackson-mi0003470 (data as of October 1, 2026).