Tyson Foods, Inc. — NPDES permit IA0003361: limits, due date and EPA's record

Meat Packing Plants, major discharger, Columbus Junction, Iowa. NPDES permit IA0003361, in force until Jun 30, 2027. Last 12 months: no values over a limit, 35 required values missing, 6 of 33 reports late. Source: EPA ECHO, Oct 22, 2026.

Limits in force (141)

Parameter	Statistic	Limit	Months	Outfall
pH	daily minimum	≥ 6.3 SU	all year	001
pH	daily maximum	≤ 9 SU	all year	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Apr	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Jul	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Nov	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Aug	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	May	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Sep	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Feb	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Jun	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Oct	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Mar	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Jan	001
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Dec	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Apr	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Jul	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Nov	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Aug	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	May	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Sep	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Feb	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Jun	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Oct	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Mar	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Jan	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Dec	001
Nitrogen, ammonia total [as N]	30-day average	≤ 191 lb/d	Apr	001
Nitrogen, ammonia total [as N]	30-day average	≤ 93 lb/d	Jul	001
Nitrogen, ammonia total [as N]	30-day average	≤ 191 lb/d	Nov	001
Nitrogen, ammonia total [as N]	30-day average	≤ 93 lb/d	Aug	001
Nitrogen, ammonia total [as N]	30-day average	≤ 191 lb/d	May	001
Nitrogen, ammonia total [as N]	30-day average	≤ 191 lb/d	Sep	001
Nitrogen, ammonia total [as N]	30-day average	≤ 532.7 lb/d	Feb	001
Nitrogen, ammonia total [as N]	30-day average	≤ 191 lb/d	Jun	001
Nitrogen, ammonia total [as N]	30-day average	≤ 191 lb/d	Oct	001
Nitrogen, ammonia total [as N]	30-day average	≤ 191 lb/d	Mar	001
Nitrogen, ammonia total [as N]	30-day average	≤ 515.9 lb/d	Jan	001
Nitrogen, ammonia total [as N]	30-day average	≤ 191 lb/d	Dec	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 270 lb/d	Apr	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 132 lb/d	Jul	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 270 lb/d	Nov	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 132 lb/d	Aug	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 270 lb/d	May	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 270 lb/d	Sep	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 532.7 lb/d	Feb	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 270 lb/d	Jun	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 270 lb/d	Oct	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 270 lb/d	Mar	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 515.9 lb/d	Jan	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 270 lb/d	Dec	001
Chlorine, total residual	30-day average	≤ .035 mg/L	all year	001
Chlorine, total residual	daily maximum	≤ .041 mg/L	all year	001
Chlorine, total residual	30-day average	≤ .46 lb/d	all year	001
Chlorine, total residual	daily maximum	≤ .62 lb/d	all year	001
E. coli	geometric mean	≤ 126 #/100mL	all year	001
Toxicity [acute], Ceriodaphnia dubia	daily maximum	≤ 1 N=0;Y=1	all year	001
Toxicity [acute], Pimephales promelas [Fathead Minnow]	daily maximum	≤ 1 N=0;Y=1	all year	001
pH	daily minimum	≥ 6.4 SU	all year	002
pH	daily maximum	≤ 9 SU	all year	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	May	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Oct	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Sep	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Aug	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Jul	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Nov	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Dec	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Jun	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Mar	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Apr	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Feb	002
Nitrogen, ammonia total [as N]	30-day average	≤ 4 mg/L	Jan	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	May	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Oct	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Sep	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Aug	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Jul	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Nov	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Dec	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Jun	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Mar	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Apr	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Feb	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8 mg/L	Jan	002
Nitrogen, ammonia total [as N]	30-day average	≤ 131 lb/d	May	002
Nitrogen, ammonia total [as N]	30-day average	≤ 138 lb/d	Oct	002
Nitrogen, ammonia total [as N]	30-day average	≤ 131 lb/d	Sep	002
Nitrogen, ammonia total [as N]	30-day average	≤ 45 lb/d	Aug	002
Nitrogen, ammonia total [as N]	30-day average	≤ 45 lb/d	Jul	002
Nitrogen, ammonia total [as N]	30-day average	≤ 138 lb/d	Nov	002
Nitrogen, ammonia total [as N]	30-day average	≤ 138 lb/d	Dec	002
Nitrogen, ammonia total [as N]	30-day average	≤ 131 lb/d	Jun	002
Nitrogen, ammonia total [as N]	30-day average	≤ 138 lb/d	Mar	002
Nitrogen, ammonia total [as N]	30-day average	≤ 131 lb/d	Apr	002
Nitrogen, ammonia total [as N]	30-day average	≤ 410 lb/d	Feb	002
Nitrogen, ammonia total [as N]	30-day average	≤ 410 lb/d	Jan	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 196 lb/d	May	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 196 lb/d	Oct	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 196 lb/d	Sep	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 95 lb/d	Aug	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 95 lb/d	Jul	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 196 lb/d	Nov	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 196 lb/d	Dec	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 196 lb/d	Jun	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 196 lb/d	Mar	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 196 lb/d	Apr	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 439 lb/d	Feb	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 439 lb/d	Jan	002
Chlorine, total residual	30-day average	≤ .034 mg/L	all year	002
Chlorine, total residual	daily maximum	≤ .034 mg/L	all year	002
Chlorine, total residual	30-day average	≤ .33 lb/d	all year	002
Chlorine, total residual	daily maximum	≤ .5 lb/d	all year	002
E. coli	geometric mean	≤ 126 #/100mL	all year	002
Toxicity [acute], Ceriodaphnia dubia	daily maximum	≤ 1 N=0;Y=1	all year	002
Toxicity [acute], Pimephales promelas [Fathead Minnow]	daily maximum	≤ 1 N=0;Y=1	all year	002
BOD, 5-day, 20 deg. C	30-day average	≤ 415.4 lb/d	all year	SUM
BOD, 5-day, 20 deg. C	daily maximum	≤ 827.4 lb/d	all year	SUM
BOD, 5-day, 20 deg. C	30-day average	report only (mg/L)	all year	SUM
BOD, 5-day, 20 deg. C	daily maximum	report only (mg/L)	all year	SUM
BOD, 5-day, 20 deg. C	30-day average	report only (lb/d)	all year	SUM
BOD, 5-day, 20 deg. C	daily maximum	report only (lb/d)	all year	SUM
pH	30-day average	report only (SU)	all year	SUM
pH	daily maximum	report only (SU)	all year	SUM
Solids, total suspended	30-day average	≤ 494.5 lb/d	all year	SUM
Solids, total suspended	daily maximum	≤ 984.1 lb/d	all year	SUM
Solids, total suspended	30-day average	report only (mg/L)	all year	SUM
Solids, total suspended	daily maximum	report only (mg/L)	all year	SUM
Solids, total suspended	30-day average	report only (lb/d)	all year	SUM
Solids, total suspended	daily maximum	report only (lb/d)	all year	SUM
Oil & Grease	30-day average	≤ 156.3 lb/d	all year	SUM
Oil & Grease	daily maximum	≤ 312.2 lb/d	all year	SUM
Nitrogen, total [as N]	30-day average	≤ 134 mg/L	all year	SUM
Nitrogen, total [as N]	daily maximum	≤ 194 mg/L	all year	SUM
Nitrogen, Kjeldahl, total [as N]	30-day average	report only (mg/L)	all year	SUM
Nitrogen, Kjeldahl, total [as N]	daily maximum	report only (mg/L)	all year	SUM
Nitrogen, Kjeldahl, total [as N]	30-day average	report only (lb/d)	all year	SUM
Nitrogen, Kjeldahl, total [as N]	daily maximum	report only (lb/d)	all year	SUM
Phosphorus, total [as P]	30-day average	report only (mg/L)	all year	SUM
Phosphorus, total [as P]	daily maximum	report only (mg/L)	all year	SUM
Phosphorus, total [as P]	30-day average	report only (lb/d)	all year	SUM
Phosphorus, total [as P]	daily maximum	report only (lb/d)	all year	SUM
Coliform, fecal general	daily maximum	≤ 400 #/100mL	all year	SUM

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/IA0003361 · MCP: https://passage-data.com/mcp