Public water system · MI0005050
ActiveOtisville, Village of
At a glance
Village of Otisville (PWSID MI0005050) is an active community water system in Genesee County, Michigan. It reports serving 864 people through 280 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in April 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
864
Service connections
280
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Village of Otisville compare with other water systems in Genesee County?
By EPA's size categories, Village of Otisville is a small system (501 to 3,300 people). Genesee County has 378 active public water systems. Its population served is roughly in line with the county average of 871 people per system, and accounts for 0.3% of the 329,216 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 Village of Otisville 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 Village of Otisville?
EPA lists Village of Otisville 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. 17 of the 378 active systems in Genesee County (4.5%) are also owned by a local government.
Does Village of Otisville have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in April 2025. The violations listed here began between January 2024 and April 2025. By type: 8 monitoring and reporting, 2 public notice, recordkeeping or other, 1 required treatment not met and 1 reporting. The contaminant or rule involved most often is Public Notice (2 of them). EPA lists 9 as resolved and 3 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 2025-01-09 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Unaddressed |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2024-10-11 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2024-08-03 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | o-Dichlorobenzenecode 2968 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Styrenecode 2996 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzenecode 2990 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Carbon tetrachloridecode 2982 | 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.
Village of Otisville: frequently asked questions
Who runs Village of Otisville?
Village of Otisville (PWSID MI0005050) is a community water system owned by a local government. It is regulated by the MI state drinking water program.
How many people does Village of Otisville serve?
Village of Otisville reports serving 864 people through 280 service connections in Genesee County, Michigan.
Where does Village of Otisville 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 Village of Otisville have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in April 2025. 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 Village of Otisville'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, one is health-based, and the most recent began in April 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the MI state drinking water program.
Where can I find Village of Otisville's water quality report?
As a community water system, Village of Otisville 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 Genesee County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Flint, City of | Genesee | 81,252 | Community | Purchased surface water |
| Genesee County Water System | Genesee | 73,726 | Community | Purchased surface water |
| Charter Township of Grand Blanc | Genesee | 21,000 | Community | Purchased surface water |
| Burton, City of | Genesee | 21,000 | Community | Purchased surface water |
| Fenton, City of | Genesee | 11,746 | Community | Groundwater |
| Beecher Metropolitan District | Genesee | 9,400 | 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, “Otisville, Village of, PWSID MI0005050, Michigan”, https://aquacensus.com/water-systems/michigan/otisville-village-of-mi0005050 (data as of October 1, 2026).