Coushatta Wastewater Treatment Facility
Riddle Street, Coushatta, LA 71019 · Red River County · Publicly Owned Treatment Works
- Average flow
- 0.35 MGD
- Design flow
- —
- NPDES permit
- LA0033243
- Effective
- Permit expires
- December 2030
- Population served
- 2,782
- CWNS 2022
Coushatta Wastewater Treatment Facility is a publicly owned wastewater treatment works in Coushatta, Red River County, Louisiana treating an average of 0.35 million gallons per day, serving about 2,782 residents. It discharges under NPDES permit LA0033243 (effective), which expires in December 2030, with 5 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in January 2015.
Treatment technology
One treatment structure or unit process identified at Coushatta Wastewater Treatment Facility.
Available with a free Klarifi account
See the full treatment train at Coushatta Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Coushatta Wastewater Treatment Facility in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $10,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Jan 2015
Coushatta, Town of
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $10,000
EPA's description of the case:
“EPA Region 6 issued an Administrative Order (AO) under its authority pursuant to the Clean Water Act to the Town of Coushatta located in Coushatta, Louisiana. The AO is issued in response to…”
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Source: EPA ECHO, civil enforcement case 06-2014-1854.
Full case history with a free Klarifi account
Every action against Coushatta Wastewater Treatment Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Coushatta Wastewater Treatment Facility.
No verified contacts on file yet
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Nearby wastewater treatment plants in Louisiana
Pleasant Hill · 17 mi away
0.05 MGD
South Mansfield · 22 mi away
0.0015 MGD
Ringgold · 22 mi away
0.41 MGD
Clarence · 23 mi away
0.007 MGD
Natchitoches · 29 mi away
1.35 MGD
Natchez · 30 mi away
0.0068 MGD
Zwolle · 32 mi away
0.73 MGD
Many · 33 mi away
0.25 MGD
Coushatta Wastewater Treatment Facility: 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 August 1, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms