FLAG CREEK RANCH
PWSID: TX1500112 · Des Peres, MO · Serves 117 people
According to EPA Safe Drinking Water Information System (SDWIS), FLAG CREEK RANCH (PWSID TX1500112) in Des Peres, MO is listed as a CWS water system covering about 117 people. The same extract lists 5 health-based violation records spanning 2023-2025. Those 5 health-based rows for FLAG CREEK RANCH cover contaminants such as Gross Alpha, Excl. Radon and U, TTHM; they remain historical EPA registry entries, not a current compliance or drinkability score.
FLAG CREEK RANCH 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 Gross Alpha, Excl. Radon and U, TTHM. Recorded violations span 2023–2025. 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)
- TX1500112
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Des Peres, MO
- Population Served
- 117
- Health Violations
- Yes (5)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Gross Alpha, Excl. Radon and U | 3 | 3 |
| TTHM | 2 | 2 |
Violation History (5)
| Contaminant | Health | Date |
|---|---|---|
| TTHM | Yes | Jul 1, 2025 |
| TTHM | Yes | Jul 1, 2025 |
| Gross Alpha, Excl. Radon and U | Yes | Jul 1, 2023 |
| Gross Alpha, Excl. Radon and U | Yes | Jul 1, 2023 |
| Gross Alpha, Excl. Radon and U | Yes | Jul 1, 2023 |
Frequently Asked Questions
What does EPA SDWIS list for FLAG CREEK RANCH?
How many people does FLAG CREEK RANCH serve?
What violations does FLAG CREEK RANCH have?
What contaminants have been found in FLAG CREEK RANCH water?
Compare beyond Missouri
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest FLAG CREEK RANCH on cumulative violation count (5) and EPA-reported population served (117). 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
FLAG CREEK RANCH (TX1500112) 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.