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Air Liquide Large Industries US, LP - Geismar Facility

Industrial Gases, Geismar, Louisiana. NPDES permit LA0127643, in force until Jun 5, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A quarterly (20 values), outfall 002 form A quarterly (16 values)
Renewal application due
Dec 8, 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 24 reports late

Limits in force (36)

ParameterStatisticLimitMonthsOutfall
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 100 mg/Lall year001
Solids, total suspendeddaily maximum≤ 100 mg/Lall year001
Oil & Greasemonthly average≤ 15 lb/dall year001
Oil & Greasemonthly average≤ 15 lb/dall year001
Oil & Greasedaily maximum≤ 30 lb/dall year001
Oil & Greasedaily maximum≤ 30 lb/dall year001
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year001
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximum≤ .2 mg/Lall year001
Chlorine, total residualdaily maximum≤ .2 mg/Lall year001
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
Oil & Greasemonthly average≤ 9.3 lb/dall year002
Oil & Greasemonthly average≤ 9.3 lb/dall year002
Oil & Greasedaily maximum≤ 18.6 lb/dall year002
Oil & Greasedaily maximum≤ 18.6 lb/dall year002
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year002
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Chlorine, total residualdaily maximum≤ .2 mg/Lall year002
Chlorine, total residualdaily maximum≤ .2 mg/Lall year002

How strict are these limits?

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

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/LA0127643 · MCP: https://passage-data.com/mcp