CS GARDNER WATER COMPANY
PWSID: AZ0404038 · Des Peres, MO · Serves 266 people
According to EPA Safe Drinking Water Information System (SDWIS), CS GARDNER WATER COMPANY (PWSID AZ0404038) in Des Peres, MO is listed as a CWS water system covering about 266 people. The same extract lists 5 health-based violation records spanning 2022-2024. Those 5 health-based rows for CS GARDNER WATER COMPANY cover contaminants such as Revised Total Coliform Rule, Groundwater Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
CS GARDNER WATER COMPANY has 5 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 Revised Total Coliform Rule, Groundwater Rule. Recorded violations span 2022–2024. 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)
- AZ0404038
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Des Peres, MO
- Population Served
- 266
- Health Violations
- Yes (5)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Revised Total Coliform Rule | 3 | 3 |
| Groundwater Rule | 2 | 2 |
Violation History (5)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Aug 1, 2024 |
| Revised Total Coliform Rule | Yes | Aug 1, 2022 |
| Revised Total Coliform Rule | Yes | Aug 1, 2022 |
| Revised Total Coliform Rule | Yes | Aug 1, 2022 |
| Groundwater Rule | Yes | Jul 1, 2022 |
Frequently Asked Questions
What does EPA SDWIS list for CS GARDNER WATER COMPANY?
How many people does CS GARDNER WATER COMPANY serve?
What violations does CS GARDNER WATER COMPANY have?
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Compare beyond Missouri
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest CS GARDNER WATER COMPANY on cumulative violation count (5) and EPA-reported population served (266). Violation-count peers include Jemez Pueblo, Acoma Main, OMAHA TRIBE PWS.
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
CS GARDNER WATER COMPANY (AZ0404038) 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 (5 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.