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Ag Processing, Inc.

Soybean Oil Mills, Sergeant Bluff, Iowa. NPDES permit IA0058815, in force until Jun 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 15 days after each period: form A monthly (6 values)
Renewal application due: Jan 2, 2028 · 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
pH	daily minimum	≥ 6.5 SU	all year
pH	daily maximum	≤ 9 SU	all year
Chlorine, total residual	30-day average	≤ .25 mg/L	all year
Chlorine, total residual	daily maximum	≤ .375 mg/L	all year
Chlorine, total residual	30-day average	≤ 13.91 lb/d	all year
Chlorine, total residual	daily maximum	≤ 20.82 lb/d	all year

How strict are these limits?

pH, daily minimum at least 6.5 SU — stricter than 60% of 423 other minor industrial and other permits in Iowa; 39% have the same limit
Chlorine, total residual, 30-day average .25 mg/L — stricter than 12% of 106 other minor industrial and other permits in Iowa

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

Same industry: the 48 Food and Kindred Products permits in Iowa.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/IA0058815 · MCP: https://passage-data.com/mcp