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Soybean Oil Mills, Norfolk, Nebraska. NPDES permit NE0139831, in force until Sep 30, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 90 deg F | all year |
| Conductivity | monthly average | ≤ 8257 umho/cm | May–Sep |
| Conductivity | monthly average | report only (umho/cm) | Jan, Feb, Mar, Oct, Nov, Dec |
| Conductivity | daily maximum | ≤ 16565 umho/cm | May–Sep |
| Conductivity | daily maximum | report only (umho/cm) | Jan, Feb, Mar, Oct, Nov, Dec |
| pH | daily minimum | ≥ 6.5 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| Chloride [as Cl] | monthly average | ≤ 569 mg/L | all year |
| Chloride [as Cl] | daily maximum | ≤ 1142 mg/L | all year |
| Chloride [as Cl] | monthly average | ≤ 208 kg/d | all year |
| Chloride [as Cl] | daily maximum | ≤ 417 kg/d | all year |
| Hydrocarbons, total gas chromatograph | monthly average | report only (mg/L) | all year |
| Hydrocarbons, total gas chromatograph | daily maximum | ≤ 10 mg/L | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Chlorine, total residual | monthly average | ≤ .01 mg/L | all year |
| Chlorine, total residual | daily maximum | ≤ .03 mg/L | all year |
Cited limits by parameter: Nebraska's rules and the federal ones.
Same industry: the 11 Food and Kindred Products permits in Nebraska.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/NE0139831 · MCP: https://passage-data.com/mcp