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Archer Daniels Midland Company

Wet Corn Milling, major discharger, Clinton, Iowa. NPDES permit IA0003620, in force until Feb 28, 2027. Last 12 months: over a limit 8 times (last April 2026), 53 required values missing, 16 of 96 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 16 days after each period: outfall 002 form A monthly (4 values), outfall 003 form A monthly (2 values), outfall 005 form A monthly (26 values), outfall 006 form A monthly (2 values), outfall 009 form A monthly (2 values), outfall 010 form A monthly (2 values), and 2 more forms
Renewal application due
Sep 1, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
1 value over a limit, 4 required values missing, 0 of 96 reports late

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

Period endingParameterReportedLimitOver by
October 2025Temperature, water deg. fahrenheit, 30-day average82≤ 79.2 deg F4%
January 2026Temperature, water deg. fahrenheit, 30-day average81.19≤ 64.4 deg F26%
January 2026Temperature, water deg. fahrenheit, 30-day average81.19≤ 64.4 deg F26%
January 2026Temperature, water deg. fahrenheit, daily maximum91.99232≤ 74 deg F24%
January 2026Temperature, water deg. fahrenheit, daily maximum91.99232≤ 74 deg F24%
February 2026Temperature, water deg. fahrenheit, daily maximum69.06649≤ 67.8 deg F2%
April 2026Solids, total suspended, 30-day average52602.43≤ 26983 lb/d95%
April 2026Solids, total suspended, 30-day average52602.43≤ 26983 lb/d95%

Limits in force (79)

ParameterStatisticLimitMonthsOutfall
pHdaily minimum≥ 6.3 SUall year002
pHdaily maximum≤ 9 SUall year002
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 1 N=0;Y=1all year002
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximum≤ 1 N=0;Y=1all year002
pHdaily minimum≥ 6.3 SUall year003
pHdaily maximum≤ 9 SUall year003
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all year005
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year005
BOD, 5-day, 20 deg. C30-day averagereport only (lb/d)all year005
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all year005
pHdaily minimum≥ 6 SUall year005
pHdaily maximum≤ 9 SUall year005
pH30-day averagereport only (SU)all year005
pHdaily maximumreport only (SU)all year005
Solids, total suspended30-day averagereport only (mg/L)all year005
Solids, total suspendeddaily maximumreport only (mg/L)all year005
Solids, total suspended30-day averagereport only (lb/d)all year005
Solids, total suspendeddaily maximumreport only (lb/d)all year005
Nitrogen, total [as N]30-day averagereport only (mg/L)all year005
Nitrogen, total [as N]daily maximumreport only (mg/L)all year005
Nitrogen, total [as N]30-day averagereport only (lb/d)all year005
Nitrogen, total [as N]daily maximumreport only (lb/d)all year005
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (mg/L)all year005
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year005
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (lb/d)all year005
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (lb/d)all year005
Phosphorus, total [as P]30-day averagereport only (mg/L)all year005
Phosphorus, total [as P]daily maximumreport only (mg/L)all year005
Phosphorus, total [as P]30-day averagereport only (lb/d)all year005
Phosphorus, total [as P]daily maximumreport only (lb/d)all year005
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 1 N=0;Y=1all year005
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximum≤ 1 N=0;Y=1all year005
pHdaily minimum≥ 6.3 SUall year006
pHdaily maximum≤ 9 SUall year006
pHdaily minimum≥ 6.3 SUall year009
pHdaily maximum≤ 9 SUall year009
pHdaily minimum≥ 6.3 SUall year010
pHdaily maximum≤ 9 SUall year010
pHdaily minimum≥ 6.3 SUall year017
pHdaily maximum≤ 9 SUall year017
Temperature, water deg. fahrenheit30-day average≤ 89 deg FMaySUM
Temperature, water deg. fahrenheit30-day average≤ 79.2 deg FOctSUM
Temperature, water deg. fahrenheit30-day average≤ 98.5 deg FJulSUM
Temperature, water deg. fahrenheit30-day average≤ 89.7 deg FSepSUM
Temperature, water deg. fahrenheit30-day average≤ 94.3 deg FAugSUM
Temperature, water deg. fahrenheit30-day average≤ 92.5 deg FJunSUM
Temperature, water deg. fahrenheit30-day average≤ 69.7 deg FNovSUM
Temperature, water deg. fahrenheit30-day average≤ 74.2 deg FMarSUM
Temperature, water deg. fahrenheit30-day average≤ 80 deg FAprSUM
Temperature, water deg. fahrenheit30-day average≤ 64.4 deg FJanSUM
Temperature, water deg. fahrenheit30-day average≤ 62.7 deg FFebSUM
Temperature, water deg. fahrenheit30-day average≤ 65.5 deg FDecSUM
Temperature, water deg. fahrenheitdaily maximum≤ 110.4 deg FMaySUM
Temperature, water deg. fahrenheitdaily maximum≤ 96.1 deg FOctSUM
Temperature, water deg. fahrenheitdaily maximum≤ 102.7 deg FJulSUM
Temperature, water deg. fahrenheitdaily maximum≤ 100 deg FSepSUM
Temperature, water deg. fahrenheitdaily maximum≤ 100.1 deg FAugSUM
Temperature, water deg. fahrenheitdaily maximum≤ 104.8 deg FJunSUM
Temperature, water deg. fahrenheitdaily maximum≤ 90.5 deg FNovSUM
Temperature, water deg. fahrenheitdaily maximum≤ 85.6 deg FMarSUM
Temperature, water deg. fahrenheitdaily maximum≤ 105.1 deg FAprSUM
Temperature, water deg. fahrenheitdaily maximum≤ 74 deg FJanSUM
Temperature, water deg. fahrenheitdaily maximum≤ 67.8 deg FFebSUM
Temperature, water deg. fahrenheitdaily maximum≤ 76.4 deg FDecSUM
BOD, 5-day, 20 deg. C30-day average≤ 18000 lb/dall yearSUM
BOD, 5-day, 20 deg. Cdaily maximum≤ 58464 lb/dall yearSUM
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all yearSUM
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all yearSUM
BOD, 5-day, 20 deg. C30-day averagereport only (lb/d)all yearSUM
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all yearSUM
pH30-day averagereport only (SU)all yearSUM
pHdaily maximumreport only (SU)all yearSUM
Solids, total suspended30-day average≤ 26983 lb/dall yearSUM
Solids, total suspendeddaily maximum≤ 107933 lb/dall yearSUM
Solids, total suspended30-day averagereport only (mg/L)all yearSUM
Solids, total suspendeddaily maximumreport only (mg/L)all yearSUM
Solids, total suspended30-day averagereport only (lb/d)all yearSUM
Solids, total suspendeddaily maximumreport only (lb/d)all yearSUM
Temperature, length of excursiondaily maximum≤ 87.6 hr/12moall yearSUM

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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Your permit document is the final word. As JSON: /api/v1/permits/IA0003620 · MCP: https://passage-data.com/mcp