Hebron Wwtp, Village Of
Hebron, IL · Mchenry County · Publicly Owned Treatment Works
- Average flow
- 0.08 MGD
- Design flow
- 1 MGD
- NPDES permit
- IL0026433
- Effective
- Permit expires
- September 2028
- Population served
- 1,195
- CWNS 2022
Hebron Wwtp, Village Of is a publicly owned wastewater treatment works in Hebron, Mchenry County, Illinois treating an average of 0.08 million gallons per day against a permitted design capacity of 1 MGD, serving about 1,195 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit IL0026433 (effective), which expires in September 2028, with 4 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
- 4
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Hebron Wwtp, Village Of.
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Hebron Wwtp, 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 28, 2025.