WALKER MHP
Missouri - Community Water System - PWSID: MO5048992
System Information
| PWSID | MO5048992 |
| System Name | WALKER MHP |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 3, 1987 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Missouri |
| City | HOLLISTER |
| ZIP Code | 65672-0000 |
| Address | 2949 ST HWY BB #22 |
| Organization | WALKER, NITA |
| Phone | 417-335-4192 |
Population & Service
| Population Served | 52 |
| Service Connections | 20 |
Drinking Water Violations (71)
This water system has 71 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 | - | - | |
| Apr 1, 2023 | - | MR | No | Yes | - | - | - | Resolved | Apr 13, 2023 | - | |
| Apr 1, 2023 | - | MR | No | Yes | - | - | - | Resolved | Apr 13, 2023 | - | |
| Apr 1, 2023 | - | MR | No | Yes | - | - | - | Resolved | Apr 13, 2023 | - | |
| Apr 1, 2023 | - | MR | No | Yes | - | - | - | Resolved | Apr 13, 2023 | - | |
| Dec 1, 2014 | Dec 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2014 | - | |
| Dec 1, 2014 | Dec 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2014 | - | |
| Dec 1, 2014 | Dec 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2014 | - | |
| Dec 1, 2014 | Dec 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2014 | - | |
| Nov 5, 2013 | - | Other | No | No | - | - | - | Resolved | Oct 30, 2013 | - | |
| Oct 1, 2013 | - | MR | No | Yes | - | - | - | Resolved | Sep 5, 2014 | - | |
| Oct 1, 2013 | - | MR | No | Yes | - | - | - | Resolved | Sep 5, 2014 | - | |
| Oct 1, 2013 | - | MR | No | Yes | - | - | - | Resolved | Sep 5, 2014 | - | |
| Oct 1, 2013 | - | MR | No | Yes | - | - | - | Resolved | Sep 5, 2014 | - | |
| Oct 1, 2013 | - | MR | No | Yes | - | - | - | Resolved | Sep 5, 2014 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Jul 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2013 | - | |
| Jul 1, 2013 | Jul 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2013 | - | |
| Jul 1, 2013 | Jul 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2013 | - | |
| Jul 1, 2013 | Jul 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2013 | - | |
| Jul 1, 2013 | Jul 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2013 | - | |
| Jul 1, 2013 | Jul 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| May 1, 2009 | May 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| May 1, 2009 | May 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| May 1, 2009 | May 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| May 1, 2009 | May 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2003 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1995 | - | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1995 | - | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1995 | - | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1995 | - |
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.