No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting April 2017.
Serves about 7,400 people (165 connections) with groundwater from its own wells.
From EPA's record for IN5271020. PurityMap is independent of University of Notre Dame.
Are you this utility? Correct this listing →
1 health-based violation in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From April 2017 | E. coli | – | – | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from February 2025 to September 2025.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorooctanoic acid (PFOA) | 4.1 ng/L | 4.0 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorobutanesulfonic acid (PFBS) | 4.5 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Within the referenced health-based guidance value | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| 1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| 1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Lithium | < 9 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-03 to 2025-09-22 | UCMR5 Analytical Results: UNIVERSITY OF NOTRE DAME (IN5271020) |
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
As an Amazon Associate, PurityMap earns from qualifying purchases. Affiliate disclosure
Screening: quick check, not lab-grade
Safe Home (EnviroTestKits)
Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb
Turnaround: 5 minutes
What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
Get PurityMap updates about this water system.
Follow this water →University of Notre Dame's phone number on EPA record is 574-631-7110. Its mailing address is 100 Facilities Building, NOTRE DAME, IN 46556.
According to EPA's record, University of Notre Dame uses groundwater from its own wells.
EPA's record shows 1 health-based violation for University of Notre Dame in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. The latest legal-limit breach on record was in the period starting April 2017. EPA also lists 5 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in University of Notre Dame's latest lead and copper round, which ended in December 2026, was 3 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for University of Notre Dame. Its phone number on EPA record is 574-631-7110. Its mailing address on EPA record is 100 Facilities Building, NOTRE DAME, IN 46556. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.