Ascension Wastewater Treatment - River Highlands 1 Subdivision
Hwy 22 & Amite Diversion Canal, French Settlement, LA 70733 · Livingston Parish County · Publicly Owned Treatment Works
- Average flow
- 0.0046 MGD
- Design flow
- —
- NPDES permit
- LAG570135
- Effective
- Permit expires
- July 2029
- Population served
- 107
- CWNS 2022
Ascension Wastewater Treatment - River Highlands 1 Subdivision is a publicly owned wastewater treatment works in French Settlement, Livingston Parish County, Louisiana treating an average of 0.0046 million gallons per day, serving about 107 residents. It discharges under NPDES permit LAG570135 (effective), which expires in July 2029, with 77 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Ascension Wastewater Treatment - River Highlands 1 Subdivision.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 77
- Effluent violations
- 19
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Ascension Wastewater Treatment - River Highlands 1 Subdivision.
No verified contacts on file yet
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Ascension Wastewater Treatment - River Highlands 1 Subdivision: 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 July 18, 2023.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms