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Air Liquide Large Ind., US LP

Industrial Gases, Addis, Louisiana. NPDES permit LA0099236, in force until Dec 14, 2027. Last 12 months: over a limit 3 times (last June 2026), 2 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due

About 28 days after each period: outfall 001 form A quarterly (14 values), outfall 002 form Q quarterly (6 values), outfall 003 form Q quarterly (6 values), outfall 101 form A quarterly (12 values), outfall 201 form S twice a year

Renewal application due

Jun 17, 2027 · 180 days before expiry; your permit may set another date

Last report on file

June 2026

Oct 2024 – Sep 2025

0 values over a limit, 0 required values missing, 0 of 34 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Limits in force (46)

How strict are these limits?

• Oxygen demand, chem. [high level] [COD], daily maximum 100 mg/L — stricter than 93% of 153 other minor industrial and other permits in Louisiana; 7% have the same limit
• Solids, total suspended, daily maximum 45 mg/L — stricter than 18% of 551 other minor industrial and other permits in Louisiana; 59% have the same limit
• Chlorine, total residual, daily maximum .2 mg/L — stricter than 11% of 45 other minor industrial and other permits in Louisiana; 73% have the same limit

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

Same industry: the 130 Chemicals and Allied Products permits in Louisiana.

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/LA0099236 · MCP: https://passage-data.com/mcp