Public water system · MI0004845
ActiveNorthville Township
At a glance
Northville Township (PWSID MI0004845) is an active community water system in Wayne County, Michigan. It reports serving 32,103 people through 8,759 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in August 2013.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
32,103
Service connections
8,759
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Northville Township compare with other water systems in Wayne County?
By EPA's size categories, Northville Township is a large system (10,001 to 100,000 people). Wayne County has 55 active public water systems. Its population served is roughly in line with the county average of 32,428 people per system, and accounts for 1.8% of the 1,783,512 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 Northville Township is about 4.8 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 262 Michigan systems (2.5%) list purchased surface water as their primary source.
Who owns and regulates Northville Township?
EPA lists Northville Township 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. 44 of the 55 active systems in Wayne County (80%) are also owned by a local government.
Does Northville Township have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in August 2013. The violations listed here began between July 2000 and August 2013. By type: 2 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Total trihalomethanes (TTHM), Haloacetic acids (HAA5) and Consumer Confidence Rule. EPA lists 3 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 |
|---|---|---|---|---|
| 2013-08-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2013-08-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2000-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 3 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.
Northville Township: frequently asked questions
Who runs Northville Township?
Northville Township (PWSID MI0004845) is a community water system owned by a local government. It is regulated by the MI state drinking water program.
How many people does Northville Township serve?
Northville Township reports serving 32,103 people through 8,759 service connections in Wayne County, Michigan.
Where does Northville Township get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Northville Township have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in August 2013. 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 Northville Township'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 3 violations for this system; none is health-based, and the most recent began in August 2013. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.
Where can I find Northville Township's water quality report?
As a community water system, Northville Township 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 Wayne County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Detroit City of | Wayne | 633,218 | Community | Purchased surface water |
| Dearborn | Wayne | 109,976 | Community | Purchased surface water |
| Canton Township | Wayne | 99,627 | Community | Surface water |
| Livonia | Wayne | 96,942 | Community | Purchased surface water |
| Westland | Wayne | 85,420 | Community | Purchased surface water |
| Taylor | Wayne | 63,409 | Community | Purchased surface water |
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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, “Northville Township, PWSID MI0004845, Michigan”, https://aquacensus.com/water-systems/michigan/northville-township-mi0004845 (data as of October 1, 2026).