WATERLOO WATER WORKS
Indiana — Community Water System — PWSID: IN5217007
System Information
| PWSID | IN5217007 |
| System Name | WATERLOO WATER WORKS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 21, 1981 |
| Last Reported | Feb 12, 2026 |
Location & Contact
| State | Indiana |
| City | HAMILTON |
| ZIP Code | 46742 |
| Address | 3555 East Bellefontaine Road |
| Organization | HJELM, DANIEL W |
| Phone | 260-570-7084 |
Population & Service
| Population Served | 2,242 |
| Service Connections | 771 |
Drinking Water Violations (7)
This water system has 7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov 9, 2005 | — | Other | No | No | — | — | — | Resolved | Aug 16, 2006 | — | |
| Nov 9, 2005 | — | Other | No | No | — | — | — | Resolved | Aug 16, 2006 | — | |
| Sep 1, 2004 | Sep 30, 2004 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2004 | — | |
| Sep 1, 2004 | Sep 30, 2004 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2004 | — | |
| Sep 1, 2004 | Sep 30, 2004 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2004 | — | |
| Sep 1, 2004 | Sep 30, 2004 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2004 | — | |
| Jun 30, 1980 | Sep 29, 1980 | MR | No | No | — | 15 pCi/L | — | Archived | Sep 29, 1980 | — |
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.