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Industrial Organic Chemicals, Algona, Iowa. NPDES permit IA0081116, in force until Dec 31, 2026. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen demand, chem. [high level] [COD] | 30-day average | ≤ 97 mg/L | all year |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 97 mg/L | all year |
| Oxygen demand, chem. [high level] [COD] | 30-day average | ≤ 122 lb/d | all year |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 122 lb/d | all year |
| pH | daily minimum | ≥ 6 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year |
| Solids, total suspended | 30-day average | ≤ 19 lb/d | all year |
| Solids, total suspended | daily maximum | ≤ 29 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 | ≤ 1.07 lb/d | all year |
| Iron, total [as Fe] | daily maximum | ≤ 1.07 lb/d | all year |
| Chlorine, total residual | 30-day average | ≤ .02 mg/L | all year |
| Chlorine, total residual | daily maximum | ≤ .035 mg/L | all year |
| Chlorine, total residual | 30-day average | ≤ .043 lb/d | all year |
| Chlorine, total residual | daily maximum | ≤ .056 lb/d | all year |
Cited limits by parameter: Iowa's rules and the federal ones.
Same industry: the 57 Chemicals and Allied 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/IA0081116 · MCP: https://passage-data.com/mcp