2900 West Main Street, Sedalia, MO 65301 · Pettis County · Publicly Owned Treatment Works
Sedalia Central WWTP is a publicly owned wastewater treatment works in Sedalia, Pettis County, Missouri treating an average of 1.88 million gallons per day, serving about 30,300 residents. It discharges under NPDES permit MO0023019 (effective), which expires in October 2028, with 52 recorded violations in the last three years. EPA has recorded 4 formal enforcement actions naming the plant, the latest in July 2005.
9 treatment structures and unit processes identified at Sedalia Central WWTP.
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See the full treatment train at Sedalia Central WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for Sedalia Central WWTP in EPA's ICIS system.
Latest case · Jul 2005
CITY OF SEDALIA D/B/A SEDALIA WATER TREATMENT PLANT
Administrative order · CAA, General Duty/Accidental Release · Final Order With Penalty · Penalty $3,500
Source: EPA ECHO, civil enforcement case 07-2005-0328.
Full case history with a free Klarifi account
Every action against Sedalia Central WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
3 verified contacts for Sedalia Central WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Sedalia Central WWTP, plus the full compliance history and discharge data.
Sedalia · 1 mi away
1.04 MGD
Sedalia · 5 mi away
2.48 MGD
Hughesville · 9 mi away
0.008 MGD
La Monte · 9 mi away
0.04 MGD
La Monte · 10 mi away
0.01 MGD
Green Ridge · 10 mi away
0.03 MGD
Houstonia · 14 mi away
0.01 MGD
Otterville · 15 mi away
0.02 MGD
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 26, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms