Public water system · IN5271020
ActiveUniversity of Notre Dame
At a glance
University of Notre Dame (PWSID IN5271020) is an active community water system in St. Joseph County, Indiana. It reports serving 7,400 people through 165 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
7,400
Service connections
165
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does University of Notre Dame compare with other water systems in St. Joseph County?
By EPA's size categories, University of Notre Dame is a medium system (3,301 to 10,000 people). St. Joseph County has 221 active public water systems, and University of Notre Dame is the 3rd-largest of them by population served. Its population served is about 7.5 times the county average of 989 people per system, and accounts for 3.4% of the 218,558 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active community water system reports serving 6,703 people, so University of Notre Dame is about 10% above 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. Indiana has 770 active community water systems, 19% of the state's 3,969 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,769 Indiana systems (95%) list groundwater as their primary source.
Who owns and regulates University of Notre Dame?
EPA lists University of Notre Dame as privately owned. The IN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 199 of the 221 active systems in St. Joseph County (90%) are also privately owned.
Does University of Notre Dame have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2023. The violations listed here began between January 1997 and November 2023. By type: 6 monitoring and reporting, 2 reporting, 2 public notice, recordkeeping or other, 1 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Revised Total Coliform Rule (4 of them). 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 |
|---|---|---|---|---|
| 2023-11-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-01-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2017-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2017-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 1997-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloroethanecode 2980 | No | Resolved |
| 1997-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
| 1997-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Resolved |
| 1997-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | No | Resolved |
| 1997-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dichloromethanecode 2964 | No | Resolved |
| 1997-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Styrenecode 2996 | 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.
University of Notre Dame: frequently asked questions
Who runs University of Notre Dame?
University of Notre Dame (PWSID IN5271020) is a community water system privately owned. It is regulated by the IN state drinking water program.
How many people does University of Notre Dame serve?
University of Notre Dame reports serving 7,400 people through 165 service connections in St. Joseph County, Indiana.
Where does University of Notre Dame 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 University of Notre Dame 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 November 2023. 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 University of Notre Dame'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 November 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the IN state drinking water program.
Where can I find University of Notre Dame's water quality report?
As a community water system, University of Notre Dame 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 St. Joseph County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| South Bend Water Works | St. Joseph | 115,000 | Community | Groundwater |
| Mishawaka Utilities | St. Joseph | 49,675 | Community | Groundwater |
| Walkerton Light & Water | St. Joseph | 2,262 | Community | Groundwater |
| Sisters of Holy Cross-St. Marys College | St. Joseph | 2,111 | Community | Groundwater |
| North Liberty Water Works | St. Joseph | 1,896 | Community | Groundwater |
| New Carlisle Water Works | St. Joseph | 1,861 | 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, “University of Notre Dame, PWSID IN5271020, Indiana”, https://aquacensus.com/water-systems/indiana/university-of-notre-dame-in5271020 (data as of October 1, 2026).