Plainfield North Water Pollution Control Facility
Plainfield, IN · Hendricks County · Publicly Owned Treatment Works
- Average flow
- 1.77 MGD
- Design flow
- 4 MGD
- NPDES permit
- IN0021202
- Effective
- Permit expires
- April 2028
- Population served
- 19,233
- CWNS 2022
Plainfield North Water Pollution Control Facility is a publicly owned wastewater treatment works in Plainfield, Hendricks County, Indiana treating an average of 1.77 million gallons per day against a permitted design capacity of 4 MGD, serving about 19,233 residents. Treatment on site includes clarifiers, uncovered lagoons, biogas balloons. It discharges under NPDES permit IN0021202 (effective), which expires in April 2028, with 9 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
- 9
- Effluent violations
- 8
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Plainfield North Water Pollution Control Facility, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Plainfield North Water Pollution Control Facility, plus the full compliance history and discharge data.
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Avon · 6 mi away
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Mooresville · 6 mi away
1.19 MGD
Clayton · 6 mi away
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Monrovia · 8 mi away
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Brownsburg · 10 mi away
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Indianapolis · 11 mi away
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Waverly · 11 mi away
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Plainfield North Water Pollution Control 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 9, 2025.