Stewardson Stp, Village Of
West South Fourth Street, Stewardson, IL 62463 · Shelby County · Publicly Owned Treatment Works
- Average flow
- 0.11 MGD
- Design flow
- 0.28 MGD
- NPDES permit
- ILG580163
- Effective
- Permit expires
- May 2027
- Population served
- 627
- CWNS 2022
Stewardson Stp, Village Of is a publicly owned wastewater treatment works in Stewardson, Shelby County, Illinois treating an average of 0.11 million gallons per day against a permitted design capacity of 0.28 MGD, serving about 627 residents. It discharges under NPDES permit ILG580163 (effective), which expires in May 2027, with 9 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Stewardson Stp, Village Of.
Available with a free Klarifi account
See the full treatment train at Stewardson Stp, Village Of: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 9
- Effluent violations
- 9
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Stewardson Stp, Village Of.
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Nearby wastewater treatment plants in Illinois
Shumway · 5 mi away
0.05 MGD
Strasburg · 7 mi away
0.2 MGD
Sigel · 7 mi away
0.05 MGD
Neoga · 10 mi away
0.5 MGD
Teutopolis · 11 mi away
0.3 MGD
Effingham · 11 mi away
2.21 MGD
Cowden · 12 mi away
—
Windsor · 13 mi away
0.45 MGD
Stewardson Stp, Village Of: 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 26, 2026; facility record last updated September 27, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms