Pierceton WWTP
529 S 1st, Pierceton, IN 46562 · Kosciusko County · Publicly Owned Treatment Works
- Average flow
- 0.22 MGD
- Design flow
- 0.4 MGD
- NPDES permit
- IN0020541
- Effective
- Permit expires
- February 2027
- Population served
- 928
- CWNS 2022
Pierceton WWTP is a publicly owned wastewater treatment works in Pierceton, Kosciusko County, Indiana treating an average of 0.22 million gallons per day against a permitted design capacity of 0.4 MGD, serving about 928 residents. It discharges under NPDES permit IN0020541 (effective), which expires in February 2027, with 12 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Pierceton WWTP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 12
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Pierceton WWTP.
No verified contacts on file yet
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Columbia City · 12 mi away
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Pierceton WWTP: 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 October 26, 2026; facility record last updated November 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms