Angola WWTP
Angola, IN · Steuben County · Publicly Owned Treatment Works
- Average flow
- 0.9 MGD
- Design flow
- 1.7 MGD
- NPDES permit
- IN0021296
- Effective
- Permit expires
- May 2031
- Population served
- 9,340
- CWNS 2022
Angola WWTP is a publicly owned wastewater treatment works in Angola, Steuben County, Indiana treating an average of 0.9 million gallons per day against a permitted design capacity of 1.7 MGD, serving about 9,340 residents. Treatment on site includes clarifiers. It discharges under NPDES permit IN0021296 (effective), which expires in May 2031, with 12 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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Compliance snapshot (last 3 years)
- Total violations
- 12
- Effluent violations
- 11
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Angola WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Angola WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Indiana
Fremont · 7 mi away
0.28 MGD
Ashley · 8 mi away
0.13 MGD
Hamilton · 8 mi away
0.15 MGD
Lagrange · 13 mi away
0.14 MGD
Butler · 15 mi away
0.94 MGD
Corunna · 16 mi away
0.01 MGD
Wolcottville · 19 mi away
0.02 MGD
Kendallville · 20 mi away
1.29 MGD
Angola 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 August 9, 2026.