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Linde Inc

Industrial Gases, Mcintosh, Alabama. NPDES permit AL0067687, in force until Nov 30, 2027. 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 1 monthly (4 values), outfall 01A form 1 monthly (2 values), outfall 001 form Y yearly
Renewal application due: Jun 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file: September 2026
Oct 2024 – Sep 2025: 0 values over a limit, 0 required values missing, 0 of 25 reports late

Limits in force (7)

Parameter	Statistic	Limit	Months	Outfall
pH	daily minimum	≥ 6 SU	all year	001
pH	daily maximum	≤ 9 SU	all year	001
Oil & Grease	daily maximum	≤ 15 mg/L	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Mercury, total recoverable	daily maximum	report only (ug/L)	all year	001
Oil and grease [soxhlet extr.] tot.	monthly average	≤ .652 lb/d	all year	01A
Oil and grease [soxhlet extr.] tot.	daily maximum	≤ 1.304 lb/d	all year	01A

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

Same industry: the 79 Chemicals and Allied Products permits in Alabama.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/AL0067687 · MCP: https://passage-data.com/mcp