Town Of Olla Water System
Olla, LA · La Salle County · Publicly Owned Treatment Works
- Average flow
- 0.12 MGD
- Design flow
- 0.21 MGD
- NPDES permit
- LA0032379
- Effective
- Permit expires
- February 2029
- Population served
- 1,443
- CWNS 2022
Town Of Olla Water System is a publicly owned wastewater treatment plant in Olla, La Salle County, Louisiana treating an average of 0.12 million gallons per day against a permitted design capacity of 0.21 MGD, serving about 1,443 residents. It discharges under NPDES permit LA0032379 (effective), which expires in February 2029, with 35 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 35
- Effluent violations
- 35
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Town Of Olla Water System.
No verified contacts on file yet
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Nearby wastewater treatment plants in Louisiana
Urania · 5 mi away
0.14 MGD
Clarks · 9 mi away
0.1 MGD
Columbia · 14 mi away
0.15 MGD
Jena · 16 mi away
0.44 MGD
Winnfield · 24 mi away
0.44 MGD
Harrisonburg · 25 mi away
0.0009 MGD
Dry Prong · 29 mi away
0.05 MGD
Jonesville · 30 mi away
0.64 MGD
Town Of Olla Water System: 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 July 18, 2023.