Yorktown, IN · Delaware County · Publicly Owned Treatment Works
Yorktown Wwtp, Town Of is a publicly owned wastewater treatment works in Yorktown, Delaware County, Indiana treating an average of 0.81 million gallons per day against a permitted design capacity of 2 MGD, serving about 5,003 residents. Treatment on site includes clarifiers. It discharges under NPDES permit IN0020150 (effective), which expires in September 2027, with 1 recorded violation in the last three years.
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
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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 May 18, 2025.