JEFFERSON PARISH DEPARTMENT OF SEWERAGE- MARRERO WWTP

NPDES ID: LA0042048

S — SNC: Compliance schedule violation

The facility missed a deadline in its compliance schedule by more than 90 days.

Violations

August 31, 2025

0% over limit

Discharged 9.4 SU against a permitted limit of 9 SU (INST MAX)

DMR, Limited - Numeric Violation

August 31, 2024

BOD, 5-day, 20 deg. C

9% over limit

Discharged 49 mg/L against a permitted limit of 45 mg/L (WKLY AVG)

DMR, Limited - Numeric Violation

First flagged

April 14, 2026 (3 months ago)

Last confirmed

August 1, 2026 (5 days ago)