Middletown Pws
Middletown, MO · Montgomery County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- MO0055387
- Expired
- Permit expires
- June 2024
- Population served
- 216
- CWNS 2022
Middletown Pws is a publicly owned wastewater treatment plant in Middletown, Montgomery County, Missouri, serving about 216 residents. Treatment on site includes uncovered lagoons, dechlorination, disinfection, chlorine/ chloramine, lagoon, facultative. It discharges under NPDES permit MO0055387 (expired), which expires in June 2024, with 18 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Dechlorination
unit processDisinfection, chlorine/ chloramine
unit processLagoon, Facultative
unit processUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 18
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Middletown Pws.
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Nearby wastewater treatment plants in Missouri
Bellflower · 9 mi away
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Montgomery City · 9 mi away
0.18 MGD
Wellsville · 10 mi away
0.08 MGD
Montgomery City · 12 mi away
0.09 MGD
High Hill · 17 mi away
0.003 MGD
Benton City · 18 mi away
0.0015 MGD
Jonesburg · 19 mi away
0.06 MGD
Bowling Green · 20 mi away
0.44 MGD
Middletown Pws: 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 March 9, 2025.