MAGNOLIA-EDEN ISLES
Missouri — Community Water System — PWSID: LA1103013
System Information
| PWSID | LA1103013 |
| System Name | MAGNOLIA-EDEN ISLES |
| 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 | Mar 6, 1980 |
| 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 | 10,155 |
| Service Connections | 3,558 |
Drinking Water Violations (25)
This water system has 25 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2013 | Jul 31, 2014 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2013 | Jul 31, 2014 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2013 | Jul 31, 2014 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2013 | Jul 31, 2014 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2013 | Jul 31, 2014 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2013 | Jul 31, 2014 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2013 | Jul 31, 2014 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2013 | Jul 31, 2014 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2012 | Sep 30, 2012 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2007 | Feb 28, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Feb 28, 2007 | Total Coliform Rule |
| Feb 1, 2007 | Feb 28, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Feb 28, 2007 | Total Coliform Rule |
| Feb 1, 2007 | Feb 28, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Feb 28, 2007 | Total Coliform Rule |
| Nov 1, 2006 | Nov 30, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 2006 | Total Coliform Rule |
| Nov 1, 2006 | Nov 30, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 2006 | Total Coliform Rule |
| Nov 1, 2006 | Nov 30, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 2006 | Total Coliform Rule |
| Oct 1, 1991 | Oct 31, 1991 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 1991 | Total Coliform Rule |
| Oct 1, 1991 | Oct 31, 1991 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 1991 | Total Coliform Rule |
| Oct 1, 1991 | Oct 31, 1991 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 1991 | Total Coliform 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.