Public water system · MI2007029
ActiveMdot - Ithaca, R632
At a glance
Mdot - Ithaca, R632 (PWSID MI2007029) is an active transient non-community water system in Gratiot County, Michigan. It reports serving 1,463 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in September 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,463
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Mdot - Ithaca, R632 compare with other water systems in Gratiot County?
By EPA's size categories, Mdot - Ithaca, R632 is a small system (501 to 3,300 people). Gratiot County has 73 active public water systems, and Mdot - Ithaca, R632 is the 4th-largest of them by population served. Its population served is about 198% above the county average of 491 people per system, and accounts for 4.1% of the 35,869 people reported by systems filed under the county. Across Michigan, the 10,599 active systems average 847 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Mdot - Ithaca, R632 is about 10 times that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Michigan has 7,865 active transient non-community water systems, 74% 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 Mdot - Ithaca, R632?
EPA lists Mdot - Ithaca, R632 as owned by a state 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. 1 of the 73 active systems in Gratiot County (1.4%) are also owned by a state government.
Does Mdot - Ithaca, R632 have drinking water violations?
EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in September 2018. The violations listed here began between September 2004 and September 2018. By type: 3 monitoring and reporting, 2 monitoring and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2018-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2008-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-05-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2004-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 7 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.
Mdot - Ithaca, R632: frequently asked questions
Who runs Mdot - Ithaca, R632?
Mdot - Ithaca, R632 (PWSID MI2007029) is a transient non-community water system owned by a state government. It is regulated by the MI state drinking water program.
How many people does Mdot - Ithaca, R632 serve?
Mdot - Ithaca, R632 reports serving 1,463 people through 2 service connections in Gratiot County, Michigan.
Where does Mdot - Ithaca, R632 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 Mdot - Ithaca, R632 have any drinking water violations?
EPA's records list 7 violations for this system; 2 are health-based, and the most recent began in September 2018. 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 Mdot - Ithaca, R632'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 7 violations for this system; 2 are health-based, and the most recent began in September 2018. For current results, consult EPA ECHO, or the MI state drinking water program.
Where can I find Mdot - Ithaca, R632's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mdot - Ithaca, R632 is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Gratiot County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Alma, City of | Gratiot | 9,182 | Community | Purchased surface water |
| St. Louis, City of | Gratiot | 6,976 | Community | Purchased surface water |
| Ithaca, City of | Gratiot | 3,098 | Community | Groundwater |
| Breckenridge, Village of | Gratiot | 1,339 | Community | Groundwater |
| Alma Ez Mart | Gratiot | 900 | Transient non-community | Groundwater |
| Middleton Ez Mart | Gratiot | 750 | Transient non-community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Mdot - Ithaca, R632, PWSID MI2007029, Michigan”, https://aquacensus.com/water-systems/michigan/mdot-ithaca-r632-mi2007029 (data as of October 1, 2026).