MAGNOLIA - KILLIAN
PWSID: LA1063030 · Des Peres, MO · Serves 999 people
According to EPA Safe Drinking Water Information System (SDWIS), MAGNOLIA - KILLIAN (PWSID LA1063030) in Des Peres, MO is listed as a CWS water system covering about 999 people. The same extract lists 13 health-based violation records spanning 2013-2024. Those 13 health-based rows for MAGNOLIA - KILLIAN cover contaminants such as Groundwater Rule, LEAD AND COPPER RULE REVISIONS; they remain historical EPA registry entries, not a current compliance or drinkability score.
MAGNOLIA - KILLIAN has 13 health-based violation records 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. 2 distinct EPA contaminant codes appear in this system's record, including Groundwater Rule, LEAD AND COPPER RULE REVISIONS. Recorded violations span 2013–2024. 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)
- LA1063030
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Des Peres, MO
- Population Served
- 999
- Health Violations
- Yes (13)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Groundwater Rule | 12 | 12 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (13)
| Contaminant | Health | Date |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Groundwater Rule | Yes | Jan 9, 2024 |
| Groundwater Rule | Yes | Jan 9, 2024 |
| Groundwater Rule | Yes | Aug 27, 2021 |
| Groundwater Rule | Yes | Aug 27, 2021 |
| Groundwater Rule | Yes | Aug 27, 2021 |
| Groundwater Rule | Yes | Aug 27, 2021 |
| Groundwater Rule | Yes | Aug 27, 2021 |
| Groundwater Rule | Yes | Aug 27, 2021 |
| Groundwater Rule | Yes | Aug 27, 2021 |
| Groundwater Rule | Yes | Aug 27, 2021 |
| Groundwater Rule | Yes | Aug 27, 2021 |
| Groundwater Rule | Yes | Feb 3, 2013 |
Frequently Asked Questions
What does EPA SDWIS list for MAGNOLIA - KILLIAN?
How many people does MAGNOLIA - KILLIAN serve?
What violations does MAGNOLIA - KILLIAN have?
What contaminants have been found in MAGNOLIA - KILLIAN water?
Compare beyond Missouri
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest MAGNOLIA - KILLIAN on cumulative violation count (13) and EPA-reported population served (999). Violation-count peers include SCUA Lower Peridot, Cocopah Bend RV & Golf Resort, BETHEL HEIGHTS WATER SYSTEM. Population peers include GEORGETOWN, OVERBROOK, CITY OF, VILLAGE OF MOORINGSPORT WATER SYSTEM.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
MAGNOLIA - KILLIAN (LA1063030) 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 (13 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.