Clean Water Act discharge permit · NPDES LA0105163

GREATER OUACHITA WATER CO - INDIAN LAKES SUBDIVISION STP, West Monroe, LA: NPDES LA0105163 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
7Pollutants under a numeric limit
3Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

GREATER OUACHITA WATER CO - INDIAN LAKES SUBDIVISION STP, held by GREATER OUACHITA WATER COMPANY, holds NPDES permit LA0105163, which discharges to Choudrant Bayou-D'Arbonne B-Ouachit. EPA’s file records it issued August 18, 2020 and expiring October 31, 2025.

GREATER OUACHITA WATER CO - INDIAN LAKES SUBDIVISION STP, West Monroe, Louisiana: Individual permit LA0105163, held by GREATER OUACHITA WATER COMPANY; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued August 18, 2020, term to October 31, 2025; discharges to CHOUDRANT BAYOU-D'ARBONNE B-OUACHIT.

BOD, 5-day, 20 deg. C: 6 limits, 59 violations of any kind, 53 effluent exceedances, latest November 30, 2023, largest 407% over the limit.
Solids, total suspended: 6 limits, 46 violations of any kind, 40 effluent exceedances, latest December 31, 2023, largest 348% over the limit.
Coliform, fecal general: 4 limits, 9 violations of any kind, 5 effluent exceedances, latest November 30, 2023, largest 1,075% over the limit.
pH: 4 limits, 4 violations of any kind, 0 effluent exceedances.
Flow, in conduit or thru treatment plant: 4 limits, 4 violations of any kind, 0 effluent exceedances.
Nitrogen, total [as N]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
Phosphorus, total [as P]: 3 limits, 0 violations of any kind, 0 effluent exceedances.

Louisiana holds 357 Publicly owned treatment works coverages of this permit type in EPA’s file; 316 were issued before LA0105163. GREATER OUACHITA WATER COMPANY holds 3 permits in Louisiana.

Other permits held by GREATER OUACHITA WATER COMPANY

SE REGIONAL WWTF, West Monroe: LA0101834, issued December 21, 2017
GREATER OUACHITA WATER COMPANY - PRESIDENTIAL ESTATES, Monroe: LA0104248, issued July 31, 2015

Coverages issued nearest LA0105163

August 18, 2020: VIVIAN TOWN OF - WWTP, Vivian, LA0020061, held by VIVIAN, TOWN OF
August 18, 2020: OIL CITY TOWN OF - WWTP, Oil City, LA0020508, held by TOWN OF OIL CITY
August 18, 2020: CHATHAM TOWN OF - WASTEWATER TREATMENT FACILITY, Chatham, LA0049905, held by Town of Chatham
August 18, 2020: COLUMBIA HEIGHTS SEWERAGE DISTRICT NO 1, Columbia, LA0060712, held by Columbia Heights Sewerage District No. 1
August 18, 2020: ST JOHN THE BAPTIST PARISH - WALLACE WWTP, Vacherie, LA0099759, held by ST.JOHN THE BAPTIST PARISH
August 18, 2020: LAFAYETTE CONSOLIDATED GOVERNMENT - SEDIMENT PONDS AT 323 MALAPART ROAD, Lafayette, LA0117161, held by Lafayette Consolidated Government - Sludge Dewatering Ponds
August 19, 2020: SEWERAGE & WATER BOARD OF NEW ORLEANS - EAST BANK STP, New Orleans, LA0038091, held by Sewerage and Water Board of New Orleans- East Bank STP
September 29, 2020: PORT BARRE TOWN OF - WWTP, Port Barre, LA0020419, held by PORT BARRE, TOWN OF
September 29, 2020: RAYNE CITY OF - WWTP, Rayne, LA0039055, held by RAYNE, CITY OF
September 29, 2020: HARAHAN CITY OF - CITY OF HARAHAN WWTP, Harahan, LA0043940, held by HARAHAN, CITY OF

GREATER OUACHITA WATER CO - INDIAN LAKES SUBDIVISION STP among its neighbors

EPA’s permit file holds 2 discharge permits in the Lower Bayou Choudrant subwatershed (HUC 080402060805), LA0105163 among them. Its county holds 86, 7 of them major permits; LA0105163 is a minor permit.

Other permits in the Lower Bayou Choudrant subwatershed (HUC 080402060805)

DEREK SANDERS - LAND CLEARING FOR HOUSE, Calhoun: LAR10Q604, minor permit, permit term to October 21, 2026

Identity

Facility as filed	GREATER OUACHITA WATER CO - INDIAN LAKES SUBDIVISION STP
Permittee as filed	GREATER OUACHITA WATER COMPANY
NPDES ID	LA0105163
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
Program	Publicly owned treatment works
Issued	August 18, 2020
Expiration date	October 31, 2025
Address	West Monroe, LA 71294
Receiving water	CHOUDRANT BAYOU-D'ARBONNE B-OUACHIT
Receiving water impaired	303(D) Listed
Subwatershed	Lower Bayou Choudrant (HUC 080402060805)
SIC	4952 – Sewerage Systems

Effluent limits and exceedances

7Pollutants on file
7Under a numeric limit
5With 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
BOD, 5-day, 20 deg. C	6	59	53	November 30, 2023	407% over the limit
Solids, total suspended	6	46	40	December 31, 2023	348% over the limit
Coliform, fecal general	4	9	5	November 30, 2023	1,075% over the limit
pH	4	4	0
Flow, in conduit or thru treatment plant	4	4	0
Nitrogen, total [as N]	3	0	0
Phosphorus, total [as P]	3	0	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES LA0105163.

Inspections

EPA’s inspection file holds no inspection for NPDES LA0105163.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES LA0105163.

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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers Clean Water Act discharge permit NPDES LA0105163, held by Greater Ouachita Water Company for the Indian Lakes Subdivision STP in West Monroe, LA, which discharges to Choudrant Bayou-D'Arbonne B-Ouachit. The permit is listed as administratively continued, a Minor discharger class 7, with 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance.