Mclean, Village Of
Mclean, IL · Mclean County · Publicly Owned Treatment Works
- Average flow
- 0.03 MGD
- Design flow
- 0.51 MGD
- NPDES permit
- ILG580162
- Effective
- Permit expires
- May 2027
- Population served
- 870
- CWNS 2022
Mclean, Village Of is a publicly owned wastewater treatment plant in Mclean, Mclean County, Illinois treating an average of 0.03 million gallons per day against a permitted design capacity of 0.51 MGD, serving about 870 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit ILG580162 (effective), which expires in May 2027, with 71 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
- 71
- Effluent violations
- 34
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Mclean, Village Of, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Mclean, Village Of, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Illinois
Minier · 10 mi away
0.01 MGD
Heyworth · 10 mi away
0.17 MGD
Bloomington · 12 mi away
2.94 MGD
Bloomington · 13 mi away
10.71 MGD
Hopedale · 14 mi away
0.04 MGD
Danvers · 15 mi away
0.17 MGD
Mackinaw · 17 mi away
0.01 MGD
Delavan · 19 mi away
0.07 MGD
Mclean, 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 November 7, 2025.