Harahan, City Of
1077 Hickory Avenue, Harahan, LA 70123 · Jefferson County · Publicly Owned Treatment Works
- Average flow
- 1.28 MGD
- Design flow
- —
- NPDES permit
- LAL043940
- Effective
- Permit expires
- December 2030
- Population served
- 1,740
- CWNS 2022
Harahan, City Of is a publicly owned wastewater treatment plant in Harahan, Jefferson County, Louisiana treating an average of 1.28 million gallons per day, serving about 1,740 residents. It discharges under NPDES permit LAL043940 (effective), which expires in December 2030, with 130 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in September 2011.
Treatment technology
Treatment structures and unit processes at Harahan, City Of.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 130
- Effluent violations
- 130
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 Harahan, City Of in EPA's ICIS system.
- Formal actions
- 2
- 0 since FY2020
- Compliance actions
- $300
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Sep 2011
Harahan, City of
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $100
EPA's description of the case:
“Violation: AO issued for failure to submit Annual Sludge Discharge Monitoring Report for calendar year 2006.”
Source: EPA ECHO, civil enforcement case 06-2008-1733.
Full case history with a free Klarifi account
Every action against Harahan, City Of with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Harahan, City Of.
No verified contacts on file yet
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Nearby wastewater treatment plants in Louisiana
Elmwood · 1 mi away
28.23 MGD
Bridge City · 3 mi away
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Kenner · 4 mi away
0.57 MGD
New Orleans · 4 mi away
1.13 MGD
Marrero · 7 mi away
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Destrehan · 9 mi away
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Gretna · 9 mi away
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Harvey · 10 mi away
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Harahan, City Of: 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 April 13, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms