HANNIBAL PWS
Missouri - Community Water System - PWSID: MO2010344
System Information
| PWSID | MO2010344 |
| System Name | HANNIBAL PWS |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 7, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Missouri |
| City | HANNIBAL |
| ZIP Code | 63401-0000 |
| Address | CITY HALL |
| Organization | LAUDERMANN, BARRY |
| Phone | 573-221-0111 |
Population & Service
| Population Served | 17,108 |
| Service Connections | 7,348 |
Drinking Water Violations (179)
This water system has 179 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Aug 1, 2023 | Aug 31, 2023 | MCL | Yes | No | - | - | - | Archived | Aug 31, 2023 | - | |
| Aug 1, 2023 | Aug 31, 2023 | MCL | Yes | No | - | - | - | Archived | Aug 31, 2023 | - | |
| Aug 1, 2023 | Aug 31, 2023 | MCL | Yes | No | - | - | - | Archived | Aug 31, 2023 | - | |
| Aug 1, 2023 | Aug 31, 2023 | MCL | Yes | No | - | - | - | Archived | Aug 31, 2023 | - | |
| Aug 1, 2023 | Aug 31, 2023 | MCL | Yes | No | - | - | - | Archived | Aug 31, 2023 | - | |
| Aug 1, 2023 | Aug 31, 2023 | MCL | Yes | No | - | - | - | Archived | Aug 31, 2023 | - | |
| Mar 1, 2018 | Mar 31, 2018 | MON | No | No | - | - | - | Resolved | Mar 31, 2018 | - | |
| Mar 1, 2018 | Mar 31, 2018 | MON | No | No | - | - | - | Resolved | Mar 31, 2018 | - | |
| Mar 1, 2018 | Mar 31, 2018 | MON | No | No | - | - | - | Resolved | Mar 31, 2018 | - | |
| Mar 1, 2018 | Mar 31, 2018 | MON | No | No | - | - | - | Resolved | Mar 31, 2018 | - | |
| Feb 1, 2018 | Feb 28, 2018 | MON | No | No | - | - | - | Resolved | Feb 28, 2018 | - | |
| Feb 1, 2018 | Feb 28, 2018 | MON | No | No | - | - | - | Resolved | Feb 28, 2018 | - | |
| Feb 1, 2018 | Feb 28, 2018 | MON | No | No | - | - | - | Resolved | Feb 28, 2018 | - | |
| Feb 1, 2018 | Feb 28, 2018 | MON | No | No | - | - | - | Resolved | Feb 28, 2018 | - | |
| Jan 1, 2018 | Jan 31, 2018 | MON | No | No | - | - | - | Resolved | Jan 31, 2018 | - | |
| Jan 1, 2018 | Jan 31, 2018 | MON | No | No | - | - | - | Resolved | Jan 31, 2018 | - | |
| Jan 1, 2018 | Jan 31, 2018 | MON | No | No | - | - | - | Resolved | Jan 31, 2018 | - | |
| Jan 1, 2018 | Jan 31, 2018 | MON | No | No | - | - | - | Resolved | Jan 31, 2018 | - | |
| Dec 1, 2017 | Dec 31, 2017 | MON | No | No | - | - | - | Resolved | Dec 31, 2017 | - | |
| Dec 1, 2017 | Dec 31, 2017 | MON | No | No | - | - | - | Resolved | Dec 31, 2017 | - | |
| Dec 1, 2017 | Dec 31, 2017 | MON | No | No | - | - | - | Resolved | Dec 31, 2017 | - | |
| Dec 1, 2017 | Dec 31, 2017 | MON | No | No | - | - | - | Resolved | Dec 31, 2017 | - | |
| Nov 1, 2017 | Nov 30, 2017 | MON | No | No | - | - | - | Resolved | Nov 30, 2017 | - | |
| Nov 1, 2017 | Nov 30, 2017 | MON | No | No | - | - | - | Resolved | Nov 30, 2017 | - | |
| Nov 1, 2017 | Nov 30, 2017 | MON | No | No | - | - | - | Resolved | Nov 30, 2017 | - | |
| Nov 1, 2017 | Nov 30, 2017 | MON | No | No | - | - | - | Resolved | Nov 30, 2017 | - | |
| Nov 1, 2016 | - | Other | No | No | - | - | - | Resolved | May 23, 2017 | - | |
| Oct 1, 2016 | Oct 31, 2016 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2016 | - | |
| Oct 1, 2016 | - | Other | No | No | - | - | - | Resolved | May 23, 2017 | - | |
| May 1, 2016 | May 31, 2016 | TT | Yes | No | - | - | - | Resolved | May 31, 2016 | - | |
| May 1, 2016 | May 31, 2016 | TT | Yes | No | - | - | - | Resolved | May 31, 2016 | - | |
| May 1, 2016 | May 31, 2016 | TT | Yes | No | - | - | - | Resolved | May 31, 2016 | - | |
| May 1, 2016 | May 31, 2016 | TT | Yes | No | - | - | - | Resolved | May 31, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2016 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 96.9 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 96.9 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 96.9 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 96.9 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 113.78 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 113.78 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 113.78 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 113.78 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 113.78 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | 121.72 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | 121.72 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | 121.72 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2015 | - |
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.