Passage Data · Check a report · Use it from your AI

Trinity Industries, Inc.

Fabricated Structural Metal, Shreveport, Louisiana. NPDES permit LA0116297 expired Jun 30, 2026; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly (10 values), form Q quarterly (2 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 16 reports late

Limits in force (12)

ParameterStatisticLimitMonths
Oxygen demand, chem. [high level] [COD]monthly average≤ 200 mg/Lall year
Oxygen demand, chem. [high level] [COD]daily maximum≤ 300 mg/Lall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Tetrachloroethylenemonthly average≤ .023 mg/Lall year
Tetrachloroethylenedaily maximum≤ .055 mg/Lall year
1,1-Dichloroethylenemonthly average≤ .0054 mg/Lall year
1,1-Dichloroethylenedaily maximum≤ .013 mg/Lall year
Trichloroethylenemonthly average≤ .026 mg/Lall year
Trichloroethylenedaily maximum≤ .069 mg/Lall year
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year

How strict are these limits?

Cited limits by parameter: Louisiana's rules and the federal ones.

Same industry: the 7 Fabricated Metal Products permits in Louisiana.

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/LA0116297 · MCP: https://passage-data.com/mcp