Clean Water Act discharge permit · NPDES LA0120669

MAGNOLIA WATER UTILITIES OPERATING COMPANY LLC - OLDE OAKS SEWER TREATMENT PLANT, Haughton, LA: NPDES LA0120669 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
3Pollutants with an effluent exceedance

MAGNOLIA WATER UTILITIES OPERATING COMPANY LLC - OLDE OAKS SEWER TREATMENT PLANT, held by MAGNOLIA WATER UTILITY OPERATING CO., LLC, holds NPDES permit LA0120669, which discharges to Cypress Lake And Red Chute Bayou. EPA’s file records it issued December 17, 2020 and expiring December 31, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	MAGNOLIA WATER UTILITIES OPERATING COMPANY LLC - OLDE OAKS SEWER TREATMENT PLANT
Permittee as filed	MAGNOLIA WATER UTILITY OPERATING CO., LLC
NPDES ID	LA0120669
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	December 17, 2020
Expiration date	December 31, 2025
Address	Haughton, LA 71037
Receiving water	CYPRESS LAKE AND RED CHUTE BAYOU
Receiving water impaired	303(D) Listed
Subwatershed	Upper Red Chute Bayou (HUC 111402040202)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

9Pollutants on file
9Under a numeric limit
9With a violation of any kind
3With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Coliform, fecal general	2	85	13	July 31, 2025	99,999% over the limit
Nitrogen, ammonia total [as N]	6	119	11	February 28, 2023	164% over the limit
Solids, total suspended	6	116	8	March 31, 2026	63% over the limit
BOD, carbonaceous [5 day, 20 C]	6	108	0
pH	2	72	0
Flow, in conduit or thru treatment plant	2	72	0
Oxygen, dissolved [DO]	1	36	0
Nitrogen, total [as N]	3	11	0
Phosphorus, total [as P]	3	11	0

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES LA0120669.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID LA0120669 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers Clean Water Act discharge permit NPDES LA0120669, held by MAGNOLIA WATER UTILITY OPERATING CO., LLC for the OLDE OAKS SEWER TREATMENT PLANT in Haughton, LA, which discharges to CYPRESS LAKE AND RED CHUTE BAYOU. The permit is listed as administratively continued, with a Minor discharger class of 9, 3 pollutants under a numeric limit, and 3 pollutants with an effluent exceedance.