Macon Stp, City Of
Macon, IL · Macon County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.71 MGD
- NPDES permit
- ILG580141
- Effective
- Permit expires
- May 2027
- Population served
- 1,255
- CWNS 2022
Macon Stp, City Of is a publicly owned wastewater treatment works in Macon, Macon County, Illinois, serving about 1,255 residents. It discharges under NPDES permit ILG580141 (effective), which expires in May 2027, with 52 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 52
- Effluent violations
- 15
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Macon Stp, City Of.
No verified contacts on file yet
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Nearby wastewater treatment plants in Illinois
Decatur · 8 mi away
26.53 MGD
Cerro Gordo · 11 mi away
0.6 MGD
Harristown · 12 mi away
0.04 MGD
Bethany · 12 mi away
0.1 MGD
Blue Mound · 13 mi away
0.03 MGD
Lovington · 14 mi away
0.1 MGD
Hammond · 15 mi away
—
Warrensburg · 16 mi away
0.03 MGD
Macon 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 September 11, 2026; facility record last updated October 15, 2024.