Portage Utility Service Facility WWTP
5500 Old Porter Road, Portage, IN 46368 · Porter County · Publicly Owned Treatment Works
- Average flow
- 4.21 MGD
- Design flow
- 5.3 MGD
- NPDES permit
- IN0024368
- Effective
- Permit expires
- August 2030
- Population served
- 33,744
- CWNS 2022
Portage Utility Service Facility WWTP is a publicly owned wastewater treatment works in Portage, Porter County, Indiana treating an average of 4.21 million gallons per day against a permitted design capacity of 5.3 MGD, serving about 33,744 residents. It discharges under NPDES permit IN0024368 (effective), which expires in August 2030, with 4 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Portage Utility Service Facility WWTP.
Available with a free Klarifi account
See the full treatment train at Portage Utility Service Facility WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 4
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
10 verified contacts for Portage Utility Service Facility WWTP, with validated emails and direct phone numbers.
Unlock 10 verified contacts (7 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Portage Utility Service Facility WWTP, plus the full compliance history and discharge data.
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Burns Harbor · 4 mi away
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Chesterton · 7 mi away
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Gary · 10 mi away
42.04 MGD
Valparaiso · 11 mi away
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Valparaiso · 11 mi away
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Hebron · 12 mi away
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Crown Point · 13 mi away
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Crown Point · 14 mi away
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Portage Utility Service Facility 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 May 18, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms