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Meat Packing Plants, Lime Springs, Iowa. NPDES permit IA0052031 expired Apr 30, 2020; its limits still apply. Last 12 months: over a limit 8 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| February 2026 | Chloride [as Cl], 30-day average | 144.0409 | ≤ 143 lb/d | 1% |
| March 2026 | Chloride [as Cl], 30-day average | 150.1387 | ≤ 143 lb/d | 5% |
| April 2026 | Oxygen, dissolved [DO], daily minimum | 4.59 | ≥ 5 mg/L | 8% |
| May 2026 | Nitrogen, ammonia total [as N], 30-day average | 1.589149 | ≤ .7 lb/d | 127% |
| May 2026 | Nitrogen, ammonia total [as N], 30-day average | 2.1675 | ≤ 1.8 mg/L | 20% |
| July 2026 | Nitrogen, ammonia total [as N], 30-day average | .798222 | ≤ .4 lb/d | 100% |
| August 2026 | Coliform, fecal general, daily maximum | 870 | ≤ 400 #/100mL | 118% |
| August 2026 | Nitrogen, ammonia total [as N], 30-day average | .514007 | ≤ .4 lb/d | 29% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | daily minimum | ≥ 5 mg/L | all year |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 29.02 mg/L | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 58.01 mg/L | all year |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 10.7 lb/d | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 21.39 lb/d | all year |
| BOD, 5-day, 20 deg. C | 30-day average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | 30-day average | report only (lb/d) | all year |
| BOD, 5-day, 20 deg. C | daily maximum | report only (lb/d) | all year |
| pH | daily minimum | ≥ 6.5 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| pH | 30-day average | report only (SU) | all year |
| pH | daily maximum | report only (SU) | all year |
| Solids, total suspended | 30-day average | ≤ 48.35 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 96.71 mg/L | all year |
| Solids, total suspended | 30-day average | ≤ 17.83 lb/d | all year |
| Solids, total suspended | daily maximum | ≤ 35.66 lb/d | all year |
| Solids, total suspended | 30-day average | report only (mg/L) | all year |
| Solids, total suspended | daily maximum | report only (mg/L) | all year |
| Solids, total suspended | 30-day average | report only (lb/d) | all year |
| Solids, total suspended | daily maximum | report only (lb/d) | all year |
| Solids, settleable | 30-day average | report only (mL/L) | all year |
| Solids, settleable | daily maximum | report only (mL/L) | all year |
| Oil & Grease | 30-day average | ≤ 14.51 mg/L | all year |
| Oil & Grease | daily maximum | ≤ 29.01 mg/L | all year |
| Oil & Grease | 30-day average | ≤ 5.35 lb/d | all year |
| Oil & Grease | daily maximum | ≤ 10.7 lb/d | all year |
| Nitrogen, total [as N] | 30-day average | report only (mg/L) | all year |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year |
| Nitrogen, total [as N] | 30-day average | report only (lb/d) | all year |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year |
| Nitrogen, total [as N] | 30-day average | report only (mg/L) | all year |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year |
| Nitrogen, total [as N] | 30-day average | report only (lb/d) | all year |
| Nitrogen, total [as N] | daily maximum | report only (lb/d) | all year |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 3.4 mg/L | Nov |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1 mg/L | Aug |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.8 mg/L | Oct |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 5.2 mg/L | Jan |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1.8 mg/L | May |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.1 mg/L | Apr |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1.4 mg/L | Jun |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1.5 mg/L | Sep |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.8 mg/L | Mar |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 5.8 mg/L | Feb |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 4 mg/L | Dec |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1.1 mg/L | Jul |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 14.7 mg/L | Nov |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 16.3 mg/L | Aug |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 15.8 mg/L | Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 15.2 mg/L | Jan |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 15.2 mg/L | May |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 15.7 mg/L | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 14.5 mg/L | Jun |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 16.6 mg/L | Sep |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 14.7 mg/L | Mar |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 14.2 mg/L | Feb |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 16 mg/L | Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 14.5 mg/L | Jul |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1.3 lb/d | Nov |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ .4 lb/d | Aug |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1 lb/d | Oct |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1.9 lb/d | Jan |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ .7 lb/d | May |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ .8 lb/d | Apr |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ .5 lb/d | Jun |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ .5 lb/d | Sep |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1 lb/d | Mar |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 2.1 lb/d | Feb |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1.5 lb/d | Dec |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ .4 lb/d | Jul |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.4 lb/d | Nov |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6 lb/d | Aug |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.8 lb/d | Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.6 lb/d | Jan |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.6 lb/d | May |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.8 lb/d | Apr |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.3 lb/d | Jun |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 6.1 lb/d | Sep |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.4 lb/d | Mar |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.2 lb/d | Feb |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.9 lb/d | Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.3 lb/d | Jul |
| Nitrogen, Kjeldahl, total [as N] | 30-day average | report only (mg/L) | all year |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year |
| Nitrogen, Kjeldahl, total [as N] | 30-day average | report only (lb/d) | all year |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (lb/d) | all year |
| Phosphorus, total [as P] | 30-day average | report only (mg/L) | all year |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year |
| Phosphorus, total [as P] | 30-day average | report only (lb/d) | all year |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year |
| Phosphorus, total [as P] | 30-day average | report only (mg/L) | all year |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year |
| Phosphorus, total [as P] | 30-day average | report only (lb/d) | all year |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | all year |
| Chloride [as Cl] | 30-day average | ≤ 389 mg/L | all year |
| Chloride [as Cl] | daily maximum | ≤ 629 mg/L | all year |
| Chloride [as Cl] | 30-day average | ≤ 143 lb/d | all year |
| Chloride [as Cl] | daily maximum | ≤ 231 lb/d | all year |
| Sulfate, total [as SO4] | 30-day average | ≤ 1514 mg/L | all year |
| Sulfate, total [as SO4] | daily maximum | ≤ 1514 mg/L | all year |
| Sulfate, total [as SO4] | 30-day average | ≤ 555 lb/d | all year |
| Sulfate, total [as SO4] | daily maximum | ≤ 555 lb/d | all year |
| Iron, total [as Fe] | 30-day average | ≤ 1 mg/L | all year |
| Iron, total [as Fe] | daily maximum | ≤ 1 mg/L | all year |
| Iron, total [as Fe] | 30-day average | ≤ .37 lb/d | all year |
| Iron, total [as Fe] | daily maximum | ≤ .37 lb/d | all year |
| E. coli | geometric mean | ≤ 126 #/100mL | Mar–Nov |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year |
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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