MAGNOLIA-GARDEN HEIGHTS SUBDIVISION WS
Missouri — Community Water System — PWSID: LA1055138
System Information
| PWSID | LA1055138 |
| System Name | MAGNOLIA-GARDEN HEIGHTS SUBDIVISION WS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 14, 1983 |
| Last Reported | Nov 14, 2025 |
Location & Contact
| State | Missouri |
| City | DES PERES |
| ZIP Code | 63131 |
| Address | CSWR MAGNOLIA |
| Organization | COX, JOSIAH |
| Phone | 314-736-4672 |
Population & Service
| Population Served | 483 |
| Service Connections | 161 |
Drinking Water Violations (72)
This water system has 72 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 13, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 11, 2024 | Lead and Copper Rule |
| Nov 13, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 11, 2024 | Lead and Copper Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 20, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 3, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 3, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 3, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 3, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 3, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 13, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 13, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 13, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 13, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 20, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 20, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 20, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 20, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 20, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 20, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 20, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 13, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 13, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 13, 2022 | Ground Water Rule |
| Jan 11, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 13, 2022 | Ground Water Rule |
| Dec 13, 2019 | — | Public Notice | Other | No | No | — | — | — | Resolved | Oct 2, 2023 | Public Notice Rule and Revised PN Rule |
| Dec 13, 2019 | — | Public Notice | Other | No | No | — | — | — | Resolved | Oct 2, 2023 | Public Notice Rule and Revised PN Rule |
| Sep 9, 2019 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 12, 2019 | Ground Water Rule |
| Sep 9, 2019 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 12, 2019 | Ground Water Rule |
| Sep 9, 2019 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 12, 2019 | Ground Water Rule |
| Sep 9, 2019 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 12, 2019 | Ground Water Rule |
| Sep 9, 2019 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 12, 2019 | Ground Water Rule |
| Jul 1, 2019 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | May 20, 2020 | Consumer Confidence Rule |
| Jul 1, 2019 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | May 20, 2020 | Consumer Confidence Rule |
| Oct 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 3, 2018 | Consumer Confidence Rule |
| Oct 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 3, 2018 | Consumer Confidence Rule |
| Oct 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | May 5, 2015 | Consumer Confidence Rule |
| Oct 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | May 5, 2015 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Apr 29, 2015 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Apr 29, 2015 | Consumer Confidence Rule |
| Oct 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | May 5, 2015 | Consumer Confidence Rule |
| Oct 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | May 5, 2015 | Consumer Confidence Rule |
| Jul 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Apr 29, 2015 | Consumer Confidence Rule |
| Jul 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Apr 29, 2015 | Consumer Confidence Rule |
| Jan 14, 2013 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 4, 2014 | Ground Water Rule |
| Jan 14, 2013 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 4, 2014 | Ground Water Rule |
| Jan 1, 2013 | Jun 30, 2013 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2013 | Jun 30, 2013 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2013 | Jun 30, 2013 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2013 | Jun 30, 2013 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2013 | Jun 30, 2013 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2013 | Jun 30, 2013 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 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.