Sedalia North WWTP
23985 Georgetown Road, Sedalia, MO 65301 · Pettis County · Publicly Owned Treatment Works
- Average flow
- 1.04 MGD
- Design flow
- —
- NPDES permit
- MO0023027
- Effective
- Permit expires
- October 2028
- Population served
- 25,000
- CWNS 2022
Sedalia North WWTP is a publicly owned wastewater treatment works in Sedalia, Pettis County, Missouri treating an average of 1.04 million gallons per day, serving about 25,000 residents. It discharges under NPDES permit MO0023027 (effective), which expires in October 2028, with 133 recorded violations in the last three years.
Treatment technology
3 treatment structures and unit processes identified at Sedalia North WWTP.
Available with a free Klarifi account
See the full treatment train at Sedalia North WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 133
- Effluent violations
- 133
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Sedalia North WWTP.
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Nearby wastewater treatment plants in Missouri
Sedalia · 1 mi away
1.88 MGD
Sedalia · 5 mi away
2.48 MGD
Hughesville · 8 mi away
0.008 MGD
La Monte · 10 mi away
0.04 MGD
La Monte · 11 mi away
0.01 MGD
Green Ridge · 12 mi away
0.03 MGD
Houstonia · 13 mi away
0.01 MGD
Otterville · 14 mi away
0.02 MGD
Sedalia North 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 May 20, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms