Portland WWTP
Portland, IN · Jay County · Publicly Owned Treatment Works
- Average flow
- 0.88 MGD
- Design flow
- 2.35 MGD
- NPDES permit
- IN0020095
- Effective
- Permit expires
- May 2028
- Population served
- 6,320
- CWNS 2022
Portland WWTP is a publicly owned wastewater treatment works in Portland, Jay County, Indiana treating an average of 0.88 million gallons per day against a permitted design capacity of 2.35 MGD, serving about 6,320 residents. Treatment on site includes clarifiers, uncovered lagoons, biogas silos, biogas balloons. It discharges under NPDES permit IN0020095 (effective), which expires in May 2028, with 52 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Uncovered lagoons
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Biogas silos
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Biogas balloons
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Compliance snapshot (last 3 years)
- Total violations
- 52
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Portland WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Portland WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Indiana
Salamonia · 8 mi away
0.004 MGD
Bryant · 8 mi away
0.0079 MGD
Ridgeville · 9 mi away
0.05 MGD
Redkey · 10 mi away
0.16 MGD
Pennville · 10 mi away
0.05 MGD
Dunkirk · 12 mi away
0.47 MGD
Albany · 16 mi away
0.15 MGD
Winchester · 16 mi away
0.88 MGD
Portland 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 September 11, 2026; facility record last updated March 7, 2025.