Perryville SE WWTP
Perryville, MO · Perry County · Publicly Owned Treatment Works
- Average flow
- 0.9 MGD
- Design flow
- —
- NPDES permit
- MO0051144
- Effective
- Permit expires
- June 2029
- Population served
- 8,440
- CWNS 2022
Perryville SE WWTP is a publicly owned wastewater treatment works in Perryville, Perry County, Missouri treating an average of 0.9 million gallons per day, serving about 8,440 residents. Treatment on site includes clarifiers, uncovered lagoons, attached growth, aerobic, biosolids thickening, disinfection, uv and other unit processes. It discharges under NPDES permit MO0051144 (effective), which expires in June 2029, with 3 recorded violations in the last three years. Planned upgrades on record: biological treatment, other, biosolids mechanical dewatering.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Uncovered lagoons
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Attached Growth, Aerobic
unit processBiosolids Thickening
unit processDisinfection, UV
unit processFlow Equalization
unit processScreening
unit processBiological Treatment, Other
planned upgradeBiosolids Mechanical Dewatering
planned upgradeUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 3
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Perryville SE WWTP.
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Nearby wastewater treatment plants in Missouri
St Mary · 12 mi away
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Altenburg · 14 mi away
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Oak Ridge · 16 mi away
0.01 MGD
Jackson · 18 mi away
0.08 MGD
Pocahontas · 18 mi away
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Jackson · 21 mi away
0.16 MGD
Jackson · 22 mi away
0.02 MGD
Jackson · 26 mi away
0.9 MGD
Perryville SE 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 April 24, 2025.