Marissa, Village Of
Marissa, IL · Saint Clair County · Publicly Owned Treatment Works
- Average flow
- 0.31 MGD
- Design flow
- —
- NPDES permit
- ILL024813
- Effective
- Permit expires
- December 2030
- Population served
- 2,516
- CWNS 2022
Marissa, Village Of is a publicly owned wastewater treatment plant in Marissa, Saint Clair County, Illinois treating an average of 0.31 million gallons per day, serving about 2,516 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit ILL024813 (effective), which expires in December 2030, with 31 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 31
- Effluent violations
- 31
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Marissa, Village Of, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Marissa, Village Of, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Illinois
Lenzburg · 4 mi away
0.02 MGD
Tilden · 5 mi away
0.009 MGD
Baldwin · 7 mi away
0.05 MGD
Saint Libory · 8 mi away
0.03 MGD
Coulterville · 8 mi away
0.02 MGD
Fayetteville · 9 mi away
0.01 MGD
Sparta · 10 mi away
0.41 MGD
Hecker · 13 mi away
0.004 MGD
Marissa, 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 September 11, 2026; facility record last updated August 3, 2026.