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Crushed And Broken Limestone, Du Bois, Nebraska. NPDES permit NE0113719, in force until Dec 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | value | report only (deg F) | all year | 002 |
| BOD, 5-day, 20 deg. C | value | report only (mg/L) | all year | 002 |
| pH | daily minimum | ≥ 6.5 SU | all year | 002 |
| pH | daily maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | monthly average | ≤ 25 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 002 |
| Solids, total suspended | value | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | value | report only (mg/L) | all year | 002 |
| Carbon, tot organic [TOC] | value | report only (mg/L) | all year | 002 |
| Hydrocarbons, total gas chromatograph | monthly average | report only (mg/L) | all year | 002 |
| Hydrocarbons, total gas chromatograph | daily maximum | ≤ 10 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Chemical Oxygen Demand [COD] | value | report only (mg/L) | all year | 002 |
| Temperature, water deg. fahrenheit | value | report only (deg F) | all year | 003 |
| BOD, 5-day, 20 deg. C | value | report only (mg/L) | all year | 003 |
| pH | daily minimum | ≥ 6.5 SU | all year | 003 |
| pH | daily maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | ≤ 25 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 003 |
| Solids, total suspended | value | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | value | report only (mg/L) | all year | 003 |
| Carbon, tot organic [TOC] | value | report only (mg/L) | all year | 003 |
| Hydrocarbons, total gas chromatograph | monthly average | report only (mg/L) | all year | 003 |
| Hydrocarbons, total gas chromatograph | daily maximum | ≤ 10 mg/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Chemical Oxygen Demand [COD] | value | report only (mg/L) | all year | 003 |
Cited limits by parameter: Nebraska's rules and the federal ones.
Same industry: the 11 Mining and Quarrying of Nonmetallic Minerals 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/NE0113719 · MCP: https://passage-data.com/mcp