Mountain Grove East WWTP
Mountain Grove, MO · Wright County · Publicly Owned Treatment Works
- Average flow
- 0.36 MGD
- Design flow
- —
- NPDES permit
- MO0042111
- Administratively continued
- Permit expires
- January 2024
- Population served
- 4,703
- CWNS 2022
Mountain Grove East WWTP is a publicly owned wastewater treatment works in Mountain Grove, Wright County, Missouri treating an average of 0.36 million gallons per day, serving about 4,703 residents. Treatment on site includes biological treatment, other, biosolids aerobic digestion, disinfection, uv, screening. It discharges under NPDES permit MO0042111 (administratively continued), which expires in January 2024, with 11 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Biological Treatment, Other
unit processBiosolids Aerobic Digestion
unit processDisinfection, UV
unit processScreening
unit processUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 11
- Effluent violations
- 11
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Mountain Grove East WWTP.
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Nearby wastewater treatment plants in Missouri
Norwood · 9 mi away
0.03 MGD
Cabool · 10 mi away
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Hartville · 15 mi away
0.01 MGD
Mansfield · 16 mi away
0.23 MGD
Houston · 22 mi away
0.25 MGD
Willow Springs · 22 mi away
0.33 MGD
Plato · 25 mi away
0.0082 MGD
Grovespring · 26 mi away
0.01 MGD
Mountain Grove East WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated August 14, 2024.