MUNSTER WATER COMPANY
Indiana — Community Water System — PWSID: IN5245031
System Information
| PWSID | IN5245031 |
| System Name | MUNSTER WATER COMPANY |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 21, 1981 |
| Last Reported | Nov 14, 2025 |
Location & Contact
| State | Indiana |
| City | MUNSTER |
| ZIP Code | 46321 |
| Address | 1005 Ridge Road, Town Hall |
| Organization | WHITE, DAVID |
| Phone | 219-836-6978 |
Population & Service
| Population Served | 23,894 |
| Service Connections | 8,572 |
Drinking Water Violations (9)
This water system has 9 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2024 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | Oct 28, 2024 | Revised Total Coliform Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 28, 2024 | Consumer Confidence Rule |
| Aug 1, 2017 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | Oct 12, 2017 | Revised Total Coliform Rule |
| Aug 1, 2017 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | Oct 12, 2017 | Revised Total Coliform Rule |
| Aug 1, 2017 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | Oct 12, 2017 | Revised Total Coliform Rule |
| Jan 1, 2016 | Mar 31, 2016 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Mar 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2016 | Mar 31, 2016 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Mar 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2016 | Mar 31, 2016 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Mar 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | Mar 31, 2014 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Mar 31, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.