900 Cypress Street, Opelousas, LA 70570 · Saint Landry County · Publicly Owned Treatment Works
Opelousas, City Of- Candy Street WWTP is a publicly owned wastewater treatment works in Opelousas, Saint Landry County, Louisiana treating an average of 2.52 million gallons per day, serving about 15,786 residents. It discharges under NPDES permit LAL036404 (effective), which expires in December 2030, with 186 recorded violations in the last three years. EPA has recorded 8 formal enforcement actions naming the plant, the latest in October 2023.
Treatment structures and unit processes at Opelousas, City Of- Candy Street WWTP.
Treatment structure data not yet analyzed for this facility.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for Opelousas, City Of- Candy Street WWTP in EPA's ICIS system.
Latest case · Oct 2023
Opelousas, City of
Administrative order · CWA, NPDES Permit Violations · Final Order With Penalty · Penalty $4,800 · Compliance actions $4,800
EPA's description of the case:
“Failure to report sanitary sewer overflows”
Source: EPA ECHO, civil enforcement case 06-2022-1761.
Full case history with a free Klarifi account
Every action against Opelousas, City Of- Candy Street WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Decision-makers at Opelousas, City Of- Candy Street WWTP.
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Opelousas · 1 mi away
0.04 MGD
Opelousas · 2 mi away
0.08 MGD
Grand Coteau · 6 mi away
0.27 MGD
Sunset · 7 mi away
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Washington · 7 mi away
0.07 MGD
Arnaudville · 8 mi away
0.06 MGD
Port Barre · 8 mi away
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Church Point · 10 mi away
0.15 MGD
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 April 12, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms