Canton WWTP
Canton, MO · Lewis County · Publicly Owned Treatment Works
- Average flow
- 0.43 MGD
- Design flow
- —
- NPDES permit
- MO0056278
- Administratively continued
- Permit expires
- June 2023
- Population served
- 2,455
- CWNS 2022
Canton WWTP is a publicly owned wastewater treatment works in Canton, Lewis County, Missouri treating an average of 0.43 million gallons per day, serving about 2,455 residents. Treatment on site includes aerated lagoons, uncovered lagoons, disinfection, other chemical, lagoon, aerobic. It discharges under NPDES permit MO0056278 (administratively continued), which expires in June 2023, with 7 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Aerated lagoons
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Uncovered lagoons
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Disinfection, other chemical
unit processLagoon, Aerobic
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Compliance snapshot (last 3 years)
- Total violations
- 7
- 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 Canton WWTP.
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La Grange · 5 mi away
0.06 MGD
Monticello · 10 mi away
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Wayland · 20 mi away
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Palmyra · 21 mi away
0.22 MGD
La Belle · 21 mi away
0.005 MGD
Kahoka · 24 mi away
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Knox City · 26 mi away
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Revere · 28 mi away
0.001 MGD
Canton 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.