Orleans Municipal WWTP
1018 S Maple St, Orleans, IN 47452 · Orange County · Publicly Owned Treatment Works
- Average flow
- 0.13 MGD
- Design flow
- 0.22 MGD
- NPDES permit
- IN0021601
- Effective
- Permit expires
- December 2027
- Population served
- 2,108
- CWNS 2022
Orleans Municipal WWTP is a publicly owned wastewater treatment works in Orleans, Orange County, Indiana treating an average of 0.13 million gallons per day against a permitted design capacity of 0.22 MGD, serving about 2,108 residents. It discharges under NPDES permit IN0021601 (effective), which expires in December 2027, with 35 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Orleans Municipal WWTP.
Available with a free Klarifi account
See the full treatment train at Orleans Municipal WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 35
- Effluent violations
- 32
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Orleans Municipal WWTP.
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Shoals · 17 mi away
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Medora · 19 mi away
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Salem · 19 mi away
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Marengo · 21 mi away
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Orleans Municipal 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 · Tertiary treatment · Significant industrial user · all terms