MAGNOLIA-JACKSON SQUARE
PWSID: LA1055101 · Des Peres, MO · Serves 825 people
MAGNOLIA-JACKSON SQUARE has 18 health-based violations out of 18 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
MAGNOLIA-JACKSON SQUARE (PWSID LA1055101) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 825 people in Des Peres, MO, and is subject to primacy enforcement by the Missouri drinking-water program.
The system's federal compliance record contains 18 total violations, with 18 classified as health-based (MCL exceedances or treatment-technique failures). 2 distinct contaminants have been cited, including Uranium, Fluoride. Recorded violations span 2013–2023.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Missouri state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- LA1055101
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Des Peres, MO
- Population Served
- 825
- Health Violations
- Yes (18)
What contaminants are in this water system?
Violation History (18)
| Contaminant | Health | Date |
|---|---|---|
| Fluoride | Yes | May 18, 2023 |
| Uranium | Yes | Jan 1, 2022 |
| Uranium | Yes | Jan 1, 2022 |
| Uranium | Yes | Jan 1, 2022 |
| Uranium | Yes | Jan 1, 2022 |
| Uranium | Yes | Oct 1, 2021 |
| Uranium | Yes | Oct 1, 2021 |
| Uranium | Yes | Oct 1, 2021 |
| Uranium | Yes | Oct 1, 2021 |
| Uranium | Yes | Jul 1, 2021 |
| Uranium | Yes | Jul 1, 2021 |
| Uranium | Yes | Jul 1, 2021 |
| Uranium | Yes | Jul 1, 2021 |
| Uranium | Yes | Jul 1, 2021 |
| Fluoride | Yes | Nov 8, 2019 |
| Fluoride | Yes | Nov 8, 2019 |
| Fluoride | Yes | Nov 8, 2019 |
| Fluoride | Yes | Jun 28, 2013 |
Frequently Asked Questions
Is MAGNOLIA-JACKSON SQUARE water safe to drink?
How many people does MAGNOLIA-JACKSON SQUARE serve?
What violations does MAGNOLIA-JACKSON SQUARE have?
What contaminants have been found in MAGNOLIA-JACKSON SQUARE water?
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About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.