Clean Water Act discharge permit · NPDES LA0116297

TRINITY INDUSTRIES INC., Shreveport, LA: NPDES LA0116297 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
6Pollutants under a numeric limit
3Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

TRINITY INDUSTRIES INC., held by TRINITY INDUSTRIES, INC., holds NPDES permit LA0116297. EPA’s file records it issued September 22, 2015 and expiring October 31, 2020.

TRINITY INDUSTRIES INC., Shreveport, Louisiana: Individual permit LA0116297, held by TRINITY INDUSTRIES, INC.; Administratively continued (past its expiration date and still in force until reissued); issued September 22, 2015, term to October 31, 2020.

Tetrachloroethylene: 4 limits, 26 violations of any kind, 24 effluent exceedances, latest June 30, 2021, largest 16,029% over the limit.
1,1-Dichloroethylene: 4 limits, 26 violations of any kind, 24 effluent exceedances, latest June 30, 2021, largest 71,329% over the limit.
Trichloroethylene: 4 limits, 26 violations of any kind, 24 effluent exceedances, latest June 30, 2021, largest 19,131% over the limit.
pH: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Flow, in conduit or thru treatment plant: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Oxygen demand, chem. [high level] [COD]: 2 limits, 0 violations of any kind, 0 effluent exceedances.

March 16, 2026: Evaluation (S).

TRINITY INDUSTRIES INC. among its neighbors

EPA’s permit file holds 15 discharge permits in the Brush Bayou subwatershed (HUC 111402060104), LA0116297 among them. Its county holds 129, 6 of them major permits; LA0116297 is a minor permit.

Other permits in the Brush Bayou subwatershed (HUC 111402060104)

BAILEY BARK MATERIALS INC., Shreveport: LA0126896, minor permit, permit term to July 31, 2019
DSLD, LLC, Shreveport: LAR10J970, minor permit, permit term to September 30, 2015
ECO MULCH, INC - ECO MULCH & SOD, Shreveport: LA0127622, minor permit, permit term to March 31, 2029
GREATER SHREVEPORT BOSSIER AUTO AUCTION, Shreveport: LA0117188, minor permit, permit term to February 28, 2015
INTERSTATE STATION #79, Shreveport: LAG830263, minor permit, permit term to December 14, 2012
KING OAKS V, L.P. - KING OAKS V, Shreveport: LAR10Q521, minor permit, permit term to August 13, 2027
LILES CRUSHED CONCRETE LLC - LILES CRUSHED CONCRETE-SHREVEPORT LOCATION, Shreveport: LA0127844, minor permit, permit term to May 31, 2031
SCHLUMBEGER TECHNOLOGY CORPORATION - SHREVEPORT TLM FACILITY, Shreveport: LAR05Q326, minor permit, permit term to October 26, 2026
SCHLUMBERGER TECHNOLOGY CORPORATION - SHREVEPORT OFS FACILITY, Shreveport: LAR05Q183, minor permit, permit term to October 26, 2026
SHREVEPORT, CITY OF (LUCAS), Shreveport: LAL041394, major permit, discharging to RED RIVER, permit term to December 31, 2025

Identity

Facility as filed	TRINITY INDUSTRIES INC.
Permittee as filed	TRINITY INDUSTRIES, INC.
NPDES ID	LA0116297
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	September 22, 2015
Expiration date	October 31, 2020
Address	Shreveport, LA 71106
Receiving water impaired	303(D) Listed
Subwatershed	Brush Bayou (HUC 111402060104)
SIC	3441 – Fabricated Structural Metal

Effluent limits and exceedances

6Pollutants on file
6Under a numeric limit
3With 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
Tetrachloroethylene	4	26	24	June 30, 2021	16,029% over the limit
1,1-Dichloroethylene	4	26	24	June 30, 2021	71,329% over the limit
Trichloroethylene	4	26	24	June 30, 2021	19,131% over the limit
pH	4	0	0
Flow, in conduit or thru treatment plant	4	0	0
Oxygen demand, chem. [high level] [COD]	2	0	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES LA0116297.

Inspections

Date	What EPA recorded	Agency
March 16, 2026	Evaluation	S

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 LA0116297.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, LA0116297.

Start the watch

How we handle your data → Privacy

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES LA0116297, held by TRINITY INDUSTRIES, INC. for its Shreveport, LA facility, with the status shown as administratively continued and the permit's file dates recorded as issued September 22, 2015 and expiring October 31, 2020. The page lists 6 pollutants on file, 6 of them under a numeric limit, and 3 pollutants with an effluent exceedance. The facility is a minor discharger, and its subwatershed is Brush Bayou (HUC 111402060104).