Ava WWTP
Ava, MO · Douglas County · Publicly Owned Treatment Works
- Average flow
- 0.44 MGD
- Design flow
- —
- NPDES permit
- MO0056260
- Administratively continued
- Permit expires
- September 2024
- Population served
- 2,903
- CWNS 2022
Ava WWTP is a publicly owned wastewater treatment works in Ava, Douglas County, Missouri treating an average of 0.44 million gallons per day, serving about 2,903 residents. Treatment on site includes clarifiers, aerated lagoons, uncovered lagoons, carrousels / oxidation ditches, biological treatment, other and other unit processes. It discharges under NPDES permit MO0056260 (administratively continued), which expires in September 2024, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Aerated lagoons
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Uncovered lagoons
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Carrousels / oxidation ditches
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Biological Treatment, Other
unit processBiosolids Aerobic Digestion
unit processDisinfection, UV
unit processFlow Equalization
unit processScreening
unit processUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 0
- 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 Ava WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Missouri
Mansfield · 13 mi away
0.23 MGD
Seymour · 14 mi away
0.16 MGD
Norwood · 18 mi away
0.03 MGD
Diggins · 19 mi away
0.01 MGD
Fordland · 20 mi away
0.03 MGD
Hartville · 23 mi away
0.01 MGD
Sparta · 23 mi away
0.08 MGD
Rogersville · 24 mi away
0.29 MGD
Ava 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 May 20, 2025.