Park Forest Excess Flow Facility
Park Forest, IL · Cook County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- IL0047562
- Effective
- Permit expires
- September 2029
- Population served
- —
- CWNS 2022
Park Forest Excess Flow Facility is a publicly owned wastewater treatment plant in Park Forest, Cook County, Illinois. Treatment on site includes biogas silos, biogas balloons. It discharges under NPDES permit IL0047562 (effective), which expires in September 2029, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Park Forest Excess Flow Facility.
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Park Forest Excess Flow Facility: 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 5, 2025.