WALNUT GROVE PWS
PWSID: MO5010829 · Walnut Grove, MO · Serves 762 people
According to EPA Safe Drinking Water Information System (SDWIS), WALNUT GROVE PWS (PWSID MO5010829) in Walnut Grove, MO is listed as a CWS water system covering about 762 people. The same extract lists 1 health-based violation record spanning 2025-2025. Those 1 health-based row for WALNUT GROVE PWS cover contaminants such as Revised Total Coliform Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
WALNUT GROVE PWS 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 Revised Total Coliform 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)
- MO5010829
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Walnut Grove, MO
- Population Served
- 762
- Health Violations
- Yes (1)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Revised Total Coliform Rule | 1 | 1 |
Violation History (1)
| Contaminant | Health | Date |
|---|---|---|
| Revised Total Coliform Rule | Yes | Dec 14, 2025 |
Frequently Asked Questions
What does EPA SDWIS list for WALNUT GROVE PWS?
How many people does WALNUT GROVE PWS serve?
What violations does WALNUT GROVE PWS have?
What contaminants have been found in WALNUT GROVE PWS water?
Compare beyond Missouri
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest WALNUT GROVE PWS on cumulative violation count (1) and EPA-reported population served (762). Violation-count peers include CHOCTAW - CONEHATTA, CHOCTAW - PEARL RIVER, CHOCTAW - TUCKER. Population peers include CENTER HILL WATER DEPT-CITY OF, ROCKFORD WATER SUPPLY, TOWN OF SHUBUTA.
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
WALNUT GROVE PWS (MO5010829) is drawn from EPA SDWIS. Nearby county systems in this extract include CITY UTILITIES OF SPRINGFIELD; REPUBLIC PWS; GREENE COUNTY PWSD 1; WILLARD PWS. 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.