Chillicothe WWTP
15320 Highway 65 South, Chillicothe, MO 64601 · Livingston County · Publicly Owned Treatment Works
- Average flow
- 1.12 MGD
- Design flow
- —
- NPDES permit
- MO0108227
- Administratively continued
- Permit expires
- June 2022
- Population served
- 29,400
- CWNS 2022
Chillicothe WWTP is a publicly owned wastewater treatment works in Chillicothe, Livingston County, Missouri treating an average of 1.12 million gallons per day, serving about 29,400 residents. It discharges under NPDES permit MO0108227 (administratively continued), which expires in June 2022, with 2 recorded violations in the last three years.
Treatment technology
7 treatment structures and unit processes identified at Chillicothe WWTP.
Available with a free Klarifi account
See the full treatment train at Chillicothe WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Chillicothe WWTP.
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Chillicothe 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 September 11, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms