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Smithfield Foods

Meat Packing Plants, major discharger, Sioux Falls, South Dakota. NPDES permit SD0000078 expired Jun 30, 2025; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (36 values), form WC quarterly (2 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 2 required values missing, 0 of 24 reports late

Limits in force (76)

ParameterStatisticLimitMonths
Temperature, water deg. centigrade30-day averagereport only (deg C)all year
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Flow rate30-day averagereport only (MGD)all year
Flow ratedaily maximumreport only (MGD)all year
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. C30-day average≤ 1113 lb/dJan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec
BOD, 5-day, 20 deg. C30-day average≤ 779 lb/dJun–Aug
BOD, 5-day, 20 deg. Cdaily maximum≤ 2226 lb/dJan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec
BOD, 5-day, 20 deg. Cdaily maximum≤ 2226 lb/dJun–Aug
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
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspended30-day average≤ 1325 lb/dall year
Solids, total suspendeddaily maximum≤ 2650 lb/dall year
Solids, total suspended30-day averagereport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year
Oil and grease, hexane extr methoddaily maximumreport only (lb/d)all year
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year
Oil and grease, hexane extr methoddaily 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, ammonia total [as N]30-day average≤ 117 lb/dJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]30-day average≤ 73 lb/dMar
Nitrogen, ammonia total [as N]30-day average≤ 81 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ 82 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ 67 lb/dJun
Nitrogen, ammonia total [as N]30-day average≤ 53 lb/dJul
Nitrogen, ammonia total [as N]30-day average≤ 37 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ 61 lb/dSep, Oct
Nitrogen, ammonia total [as N]daily maximum≤ 234 lb/dJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 234 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ 143 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ 143 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ 117 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ 117 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ 117 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ 155 lb/dSep, Oct
Nitrogen, ammonia total [as N]30-day averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, nitrate total [as N]30-day average≤ 50 mg/Lall year
Nitrogen, nitrate total [as N]daily maximum≤ 88 mg/Lall year
Phosphorus, total [as P]30-day averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Chlorine, total residualdaily maximum≤ .019 mg/Lall year
E. coli, colony forming units [CFU]30-day average≤ 126 #/100mLMay–Sep
E. coli, colony forming units [CFU]daily maximum≤ 235 #/100mLMay–Sep
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 2.3 tox chronicJan
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 2.1 tox chronicFeb
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 2.7 tox chronicMar
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 2.4 tox chronicApr
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 3 tox chronicMay
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 3.5 tox chronicJun
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 3.3 tox chronicJul
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 2 tox chronicAug
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 2.8 tox chronicSep
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 2 tox chronicOct
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 3.1 tox chronicNov
Toxicity [chronic], Ceriodaphnia dubiadaily maximum< 2.1 tox chronicDec
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 2.3 tox chronicJan
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 2.1 tox chronicFeb
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 2.7 tox chronicMar
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 2.4 tox chronicApr
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 3 tox chronicMay
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 3.5 tox chronicJun
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 3.3 tox chronicJul
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 2 tox chronicAug
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 2.8 tox chronicSep
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 2 tox chronicOct
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 3.1 tox chronicNov
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum< 2.1 tox chronicDec
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year
BOD, carbonaceous [5 day, 20 C]30-day averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)all year
Oil and grease visualdaily maximum≤ 1 abst=0;prst=1all year

How strict are these limits?

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

Same industry: the 7 Food and Kindred Products permits in South Dakota.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/SD0000078 · MCP: https://passage-data.com/mcp