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Honan Holding's USA, Inc.

Wet Corn Milling, Hamburg, Iowa. NPDES permit IA0063568 expired Sep 30, 2025; its limits still apply. Last 12 months: over a limit 4 times (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (36 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 12 reports late

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

Period endingParameterReportedLimitOver by
December 2025Nitrogen, ammonia total [as N], daily maximum8.67≤ 7.7 mg/L13%
February 2026Nitrogen, ammonia total [as N], daily maximum16.6≤ 13 mg/L28%
March 2026Nitrogen, ammonia total [as N], daily maximum13.2≤ 8.5 mg/L55%
April 2026Nitrogen, ammonia total [as N], daily maximum24.8≤ 8.5 mg/L192%

Limits in force (80)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. C30-day average≤ 368.3 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 1104.9 lb/dall year
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. C30-day averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all year
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 9 SUall year
pH30-day averagereport only (SU)all year
pHdaily maximumreport only (SU)all year
Solids, total suspended30-day average≤ 368.3 lb/dall year
Solids, total suspendeddaily maximum≤ 1104.9 lb/dall year
Solids, total suspended30-day averagereport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspended30-day averagereport only (lb/d)all year
Solids, total suspendeddaily maximumreport only (lb/d)all year
Nitrogen, total [as N]30-day averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, total [as N]30-day averagereport only (lb/d)all year
Nitrogen, total [as N]daily maximumreport only (lb/d)all year
Nitrogen, ammonia total [as N]30-day average≤ 7.5 mg/LJun
Nitrogen, ammonia total [as N]30-day average≤ 7.4 mg/LAug
Nitrogen, ammonia total [as N]30-day average≤ 7.6 mg/LMay
Nitrogen, ammonia total [as N]30-day average≤ 7.7 mg/LDec
Nitrogen, ammonia total [as N]30-day average≤ 6.7 mg/LOct
Nitrogen, ammonia total [as N]30-day average≤ 13 mg/LFeb
Nitrogen, ammonia total [as N]30-day average≤ 7.7 mg/LJul
Nitrogen, ammonia total [as N]30-day average≤ 23.6 mg/LJan
Nitrogen, ammonia total [as N]30-day average≤ 6.5 mg/LNov
Nitrogen, ammonia total [as N]30-day average≤ 8.5 mg/LApr
Nitrogen, ammonia total [as N]30-day average≤ 6.9 mg/LSep
Nitrogen, ammonia total [as N]30-day average≤ 8.5 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 7.4 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 7.6 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 7.7 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 6.7 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 13 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 8.1 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 23.6 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 6.5 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 8.5 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 6.9 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 8.5 mg/LMar
Nitrogen, ammonia total [as N]30-day average≤ 42.5 lb/dJun
Nitrogen, ammonia total [as N]30-day average≤ 33.8 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ 42.7 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ 43.8 lb/dDec
Nitrogen, ammonia total [as N]30-day average≤ 39.3 lb/dOct
Nitrogen, ammonia total [as N]30-day average≤ 66 lb/dFeb
Nitrogen, ammonia total [as N]30-day average≤ 35.6 lb/dJul
Nitrogen, ammonia total [as N]30-day average≤ 115.2 lb/dJan
Nitrogen, ammonia total [as N]30-day average≤ 37.9 lb/dNov
Nitrogen, ammonia total [as N]30-day average≤ 46.9 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ 37.2 lb/dSep
Nitrogen, ammonia total [as N]30-day average≤ 46.3 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ 42.5 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ 43.4 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ 42.7 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ 43.8 lb/dDec
Nitrogen, ammonia total [as N]daily maximum≤ 39.3 lb/dOct
Nitrogen, ammonia total [as N]daily maximum≤ 66 lb/dFeb
Nitrogen, ammonia total [as N]daily maximum≤ 47.2 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ 115.2 lb/dJan
Nitrogen, ammonia total [as N]daily maximum≤ 37.9 lb/dNov
Nitrogen, ammonia total [as N]daily maximum≤ 46.9 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ 40.9 lb/dSep
Nitrogen, ammonia total [as N]daily maximum≤ 46.3 lb/dMar
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (lb/d)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (lb/d)all year
Phosphorus, total [as P]30-day averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]30-day averagereport only (lb/d)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Chlorine, total residual30-day average≤ .17 mg/Lall year
Chlorine, total residualdaily maximum≤ .17 mg/Lall year
Chlorine, total residual30-day average≤ .82 lb/dall year
Chlorine, total residualdaily maximum≤ .82 lb/dall year

How strict are these limits?

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/IA0063568 · MCP: https://passage-data.com/mcp