HAMMOND WATER WORKS DEPARTMENT
Indiana - Community Water System - PWSID: IN5245020
System Information
| PWSID | IN5245020 |
| System Name | HAMMOND WATER WORKS DEPARTMENT |
| System Type | Community Water System |
| Water Source | Surface 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 | HAMMOND |
| ZIP Code | 46320 |
| Address | 6505 Columbia Avenue |
| Organization | MCLAUGHLIN, MARK |
| Phone | 219-853-6427 |
Population & Service
| Population Served | 78,384 |
| Service Connections | 24,115 |
Drinking Water Violations (38)
This water system has 38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.003 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.006 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.006 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.006 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.4 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.4 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.4 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.004 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.004 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.004 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | - | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | - | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | - | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.003 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.003 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Aug 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Oct 4, 2021 | - | |
| Aug 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Oct 4, 2021 | - | |
| Aug 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Oct 4, 2021 | - | |
| Jul 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Nov 19, 2021 | - | |
| Jul 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Nov 19, 2021 | - | |
| Jul 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Nov 19, 2021 | - | |
| Jul 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Nov 19, 2021 | - | |
| Jul 1, 2020 | Dec 31, 2020 | TT | Yes | No | - | TT | - | Resolved | Dec 31, 2020 | - | |
| Jul 1, 2020 | Dec 31, 2020 | TT | Yes | No | - | TT | - | Resolved | Dec 31, 2020 | - | |
| Apr 1, 2020 | Apr 30, 2020 | MON | No | No | - | - | - | Resolved | Apr 30, 2020 | - | |
| Apr 1, 2020 | Apr 30, 2020 | MON | No | No | - | - | - | Resolved | Apr 30, 2020 | - | |
| Apr 1, 2020 | Apr 30, 2020 | MON | No | No | - | - | - | Resolved | Apr 30, 2020 | - | |
| Jun 30, 1980 | Sep 29, 1980 | MR | No | No | - | 15 pCi/L | - | Archived | Sep 29, 1980 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 4.0 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.002 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.010 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 2 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.05 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 10 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.005 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.1 mg/L | - | Archived | Oct 31, 1979 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.