Muddy Stp, Village Of
Muddy, IL · Saline County · Publicly Owned Treatment Works
- Average flow
- 0.0048 MGD
- Design flow
- 0.09 MGD
- NPDES permit
- ILG580174
- Effective
- Permit expires
- May 2027
- Population served
- 110
- CWNS 2022
Muddy Stp, Village Of is a publicly owned wastewater treatment works in Muddy, Saline County, Illinois treating an average of 0.0048 million gallons per day against a permitted design capacity of 0.09 MGD, serving about 110 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit ILG580174 (effective), which expires in May 2027, with 8 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
- 8
- Effluent violations
- 8
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Muddy Stp, Village Of, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Muddy Stp, Village Of, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Illinois
Harrisburg · 2 mi away
1.1 MGD
Galatia · 8 mi away
0.04 MGD
Carrier Mills · 9 mi away
0.11 MGD
Equality · 10 mi away
0.25 MGD
Broughton · 12 mi away
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Ridgway · 14 mi away
0.08 MGD
Stonefort · 15 mi away
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Thompsonville · 17 mi away
0.02 MGD
Muddy 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 September 11, 2026; facility record last updated March 7, 2025.