Mountain Grove East WWTP
1800 N Oakland, Mountain Grove, MO 65711 · Wright County · Publicly Owned Treatment Works
- Average flow
- 0.44 MGD
- Design flow
- —
- NPDES permit
- MO0028711
- 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 0.44 million gallons per day, serving about 4,703 residents. It discharges under NPDES permit MO0028711 (administratively continued), which expires in January 2024, with 10 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in November 2011.
Treatment technology
4 treatment structures and unit processes identified at Mountain Grove East WWTP.
Available with a free Klarifi account
See the full treatment train at Mountain Grove East WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 10
- Effluent violations
- 10
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Mountain Grove East WWTP in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $260,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Nov 2011
CITY OF MOUNTAIN GROVE
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $260,000
Source: EPA ECHO, civil enforcement case 07-2009-0151.
Full case history with a free Klarifi account
Every action against Mountain Grove East WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Mountain Grove East WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Missouri
Norwood · 9 mi away
0.03 MGD
Cabool · 10 mi away
0.83 MGD
Hartville · 15 mi away
0.09 MGD
Mansfield · 16 mi away
0.22 MGD
Houston · 22 mi away
0.47 MGD
Willow Springs · 22 mi away
0.42 MGD
Plato · 25 mi away
0.0077 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 October 12, 2026; facility record last updated August 14, 2024.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms