Neoga Stp, City Of
533 Chestnut Avenue, Neoga, IL 62447 · Cumberland County · Publicly Owned Treatment Works
- Average flow
- 0.5 MGD
- Design flow
- 0.73 MGD
- NPDES permit
- IL0030091
- Effective
- Permit expires
- June 2030
- Population served
- 2,464
- CWNS 2022
Neoga Stp, City Of is a publicly owned wastewater treatment works in Neoga, Cumberland County, Illinois treating an average of 0.5 million gallons per day against a permitted design capacity of 0.73 MGD, serving about 2,464 residents. It discharges under NPDES permit IL0030091 (effective), which expires in June 2030, with 5 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Neoga Stp, City Of.
Available with a free Klarifi account
See the full treatment train at Neoga Stp, City Of: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 5
- 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 Neoga Stp, City Of.
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Nearby wastewater treatment plants in Illinois
Sigel · 7 mi away
0.05 MGD
Strasburg · 9 mi away
0.2 MGD
Stewardson · 10 mi away
0.11 MGD
Montrose · 11 mi away
0.03 MGD
Windsor · 11 mi away
0.45 MGD
Toledo · 12 mi away
0.21 MGD
Teutopolis · 12 mi away
0.3 MGD
Shumway · 14 mi away
0.05 MGD
Neoga Stp, City 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 November 7, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms