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Ford Motor Company

Automotive Stampings, Woodhaven, Michigan. NPDES permit MI0057359, in force until Oct 1, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 21 days after each period: form A monthly (6 values)
Renewal application due: Apr 4, 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 12 reports late

Limits in force (6)

Parameter	Statistic	Limit	Months
Oil & Grease	daily maximum	≤ 15 mg/L	all year
Chloride [as Cl]	daily minimum	report only (mg/L)	all year
Sulfate, total [as SO4]	daily maximum	report only (mg/L)	all year
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year
Outfall observation,visual, y/n response	value	report only (N=0;Y=1)	all year

How strict are these limits?

Oil & Grease, daily maximum 15 mg/L — stricter than 13% of 2,554 other minor industrial and other permits nationwide; 78% have the same limit

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

Same industry: the 6 Fabricated Metal Products permits in Michigan.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MI0057359 · MCP: https://passage-data.com/mcp