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Tyson Fresh Meats, Inc.

Meat Packing Plants, major discharger, Storm Lake, Iowa. NPDES permit IA0064998, in force until Jul 31, 2030. Last 12 months: no values over a limit, 5 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (55 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 2 required values missing, 0 of 12 reports late

Limits in force (99)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. C30-day average≤ 753 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 1506 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≤ 897 lb/dall year
Solids, total suspendeddaily maximum≤ 1793 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
Oil & Grease30-day average≤ 287 lb/dall year
Oil & Greasedaily maximum≤ 574 lb/dall year
Nitrogen, total [as N]30-day average≤ 134 mg/Lall year
Nitrogen, total [as N]daily maximum≤ 194 mg/Lall year
Nitrogen, ammonia total [as N]30-day average≤ 1 mg/LAug
Nitrogen, ammonia total [as N]30-day average≤ 1.8 mg/LMay
Nitrogen, ammonia total [as N]30-day average≤ 2.6 mg/LDec
Nitrogen, ammonia total [as N]30-day average≤ 1.3 mg/LJun
Nitrogen, ammonia total [as N]30-day average≤ 1.6 mg/LApr
Nitrogen, ammonia total [as N]30-day average≤ 1.6 mg/LOct
Nitrogen, ammonia total [as N]30-day average≤ 1.1 mg/LSep
Nitrogen, ammonia total [as N]30-day average≤ 2.3 mg/LNov
Nitrogen, ammonia total [as N]30-day average≤ 3.5 mg/LMar
Nitrogen, ammonia total [as N]30-day average≤ 4 mg/LFeb
Nitrogen, ammonia total [as N]30-day average≤ 1 mg/LJul
Nitrogen, ammonia total [as N]30-day average≤ 3.4 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 3.2 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 6.3 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 6.3 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 6.3 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 6.3 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 6.3 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 6.3 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 6.3 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 6.3 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 8 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 3.2 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 8 mg/LJan
Nitrogen, ammonia total [as N]30-day average≤ 16.2 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ 27.9 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ 40.2 lb/dDec
Nitrogen, ammonia total [as N]30-day average≤ 20.4 lb/dJun
Nitrogen, ammonia total [as N]30-day average≤ 24.2 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ 25.5 lb/dOct
Nitrogen, ammonia total [as N]30-day average≤ 17.9 lb/dSep
Nitrogen, ammonia total [as N]30-day average≤ 36.3 lb/dNov
Nitrogen, ammonia total [as N]30-day average≤ 52.7 lb/dMar
Nitrogen, ammonia total [as N]30-day average≤ 56 lb/dFeb
Nitrogen, ammonia total [as N]30-day average≤ 15.6 lb/dJul
Nitrogen, ammonia total [as N]30-day average≤ 52.7 lb/dJan
Nitrogen, ammonia total [as N]daily maximum≤ 73 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dDec
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dOct
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dSep
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dNov
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dFeb
Nitrogen, ammonia total [as N]daily maximum≤ 73 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ 113 lb/dJan
Nitrogen, Kjeldahl, total [as N]30-day average≤ 6194 lb/dall year
Nitrogen, Kjeldahl, total [as N]daily maximum≤ 10139 lb/dall year
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
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
Chloride [as Cl]30-day average≤ 436 mg/Lall year
Chloride [as Cl]daily maximum≤ 741.6 mg/Lall year
Chloride [as Cl]30-day average≤ 6727 lb/dall year
Chloride [as Cl]daily maximum≤ 11440 lb/dall year
Copper, total [as Cu]30-day average≤ .027 mg/Lall year
Copper, total [as Cu]daily maximum≤ .057 mg/Lall year
Copper, total [as Cu]30-day average≤ .409 lb/dall year
Copper, total [as Cu]daily maximum≤ .88 lb/dall year
Chlorine, total residual30-day average≤ .008 mg/Lall year
Chlorine, total residualdaily maximum≤ .019 mg/Lall year
Chlorine, total residual30-day average≤ .12 lb/dall year
Chlorine, total residualdaily maximum≤ .29 lb/dall year
E. coligeometric mean≤ 462 #/100mLMar–Nov
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 1 N=0;Y=1all year
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximum≤ 1 N=0;Y=1all year
Coliform, fecal generaldaily maximum≤ 400 #/100mLall 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/IA0064998 · MCP: https://passage-data.com/mcp