MAGNOLIA-PORT LOUIS TOWNHOMES
PWSID: LA1103153 · Des Peres, MO · Serves 200 people
According to EPA Safe Drinking Water Information System (SDWIS), MAGNOLIA-PORT LOUIS TOWNHOMES (PWSID LA1103153) in Des Peres, MO is listed as a CWS water system covering about 200 people. The same extract lists 1 health-based violation record spanning 2025-2025. Those 1 health-based row for MAGNOLIA-PORT LOUIS TOWNHOMES cover contaminants such as Groundwater Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
MAGNOLIA-PORT LOUIS TOWNHOMES has 1 health-based violation record in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 1 distinct EPA contaminant code appears in this system's record, including Groundwater Rule. Recorded violations span 2025–2025. Day-to-day primacy enforcement for this system runs through the Missouri drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current 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)
- LA1103153
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Des Peres, MO
- Population Served
- 200
- Health Violations
- Yes (1)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Groundwater Rule | 1 | 1 |
Violation History (1)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Feb 11, 2025 |
Frequently Asked Questions
What does EPA SDWIS list for MAGNOLIA-PORT LOUIS TOWNHOMES?
How many people does MAGNOLIA-PORT LOUIS TOWNHOMES serve?
What violations does MAGNOLIA-PORT LOUIS TOWNHOMES have?
What contaminants have been found in MAGNOLIA-PORT LOUIS TOWNHOMES water?
Compare beyond Missouri
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest MAGNOLIA-PORT LOUIS TOWNHOMES on cumulative violation count (1) and EPA-reported population served (200). Violation-count peers include CHOCTAW - CONEHATTA, CHOCTAW - PEARL RIVER, CHOCTAW - TUCKER.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
MAGNOLIA-PORT LOUIS TOWNHOMES (LA1103153) is drawn from EPA SDWIS. Nearby county systems in this extract include MO AMERICAN ST LOUIS ST CHARLES COUNTIES; KIRKWOOD PWS; JEFFERSON COUNTY PWSD 2; MO AMERICAN MEXICO. Health-based rows (1 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.