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Electric Services, major discharger, Hallam, Nebraska. NPDES permit NE0111490, in force until Dec 31, 2026. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Conductivity | monthly average | report only (umho/cm) | all year | 003 |
| Conductivity | daily maximum | report only (umho/cm) | all year | 003 |
| pH | daily minimum | ≥ 6.5 SU | all year | 003 |
| pH | daily maximum | ≤ 9 SU | all year | 003 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 003 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 003 |
| Selenium, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Selenium, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Boron, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Boron, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Aluminum, total recoverable | monthly average | report only (mg/L) | all year | 003 |
| Aluminum, total recoverable | daily maximum | report only (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 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 004 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 004 |
| pH | daily minimum | ≥ 6.5 SU | all year | 004 |
| pH | daily maximum | ≤ 9 SU | all year | 004 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 004 |
| Oil and grease, hexane extr method | daily maximum | ≤ 10 mg/L | all year | 004 |
| Chloride [as Cl] | monthly average | ≤ 3847 mg/L | Mar–May | 004 |
| Chloride [as Cl] | monthly average | ≤ 2153 mg/L | Jun–Oct | 004 |
| Chloride [as Cl] | monthly average | ≤ 3847 mg/L | Jan, Feb, Nov, Dec | 004 |
| Chloride [as Cl] | daily maximum | ≤ 7720 mg/L | Mar–May | 004 |
| Chloride [as Cl] | daily maximum | ≤ 3033 mg/L | Jun–Oct | 004 |
| Chloride [as Cl] | daily maximum | ≤ 7720 mg/L | Jan, Feb, Nov, Dec | 004 |
| Cadmium, dissolved [as Cd] | value | report only (mg/L) | all year | 004 |
| Chromium, dissolved [as Cr] | value | report only (mg/L) | all year | 004 |
| Copper, dissolved [as Cu] | value | report only (mg/L) | all year | 004 |
| Iron, dissolved [as Fe] | value | report only (mg/L) | all year | 004 |
| Lead, dissolved [as Pb] | value | report only (mg/L) | all year | 004 |
| Nickel, dissolved [as Ni] | value | report only (mg/L) | all year | 004 |
| Zinc, dissolved [as Zn] | value | report only (mg/L) | all year | 004 |
| Selenium, dissolved [as Se] | value | report only (mg/L) | all year | 004 |
| Atrazine | monthly average | report only (mg/L) | all year | 004 |
| Atrazine | daily maximum | report only (mg/L) | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Chlorine, total residual | monthly average | ≤ .07 mg/L | Mar–May | 004 |
| Chlorine, total residual | monthly average | ≤ .055 mg/L | Jun–Oct | 004 |
| Chlorine, total residual | monthly average | ≤ .07 mg/L | Jan, Feb, Nov, Dec | 004 |
| Chlorine, total residual | daily maximum | ≤ .15 mg/L | Mar–May | 004 |
| Chlorine, total residual | daily maximum | ≤ .07 mg/L | Jun–Oct | 004 |
| Chlorine, total residual | daily maximum | ≤ .15 mg/L | Jan, Feb, Nov, Dec | 004 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | ≤ 1.39 toxic | all year | 004 |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | daily maximum | ≤ 1.39 toxic | all year | 004 |
| Mercury, dissolved [as Hg] | value | report only (mg/L) | all year | 004 |
| pH | daily minimum | ≥ 6 SU | all year | C01 |
| pH | daily maximum | ≤ 9 SU | all year | C01 |
| Chromium, total [as Cr] | monthly average | ≤ .2 mg/L | all year | C01 |
| Chromium, total [as Cr] | daily maximum | ≤ .2 mg/L | all year | C01 |
| Zinc, total [as Zn] | monthly average | ≤ 1 mg/L | all year | C01 |
| Zinc, total [as Zn] | daily maximum | ≤ 1 mg/L | all year | C01 |
| Priority Pollutants | monthly average | report only (mg/L) | all year | C01 |
| Priority Pollutants | daily maximum | report only (mg/L) | all year | C01 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | C01 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | C01 |
| Chlorine, free available | monthly average | ≤ .2 mg/L | all year | C01 |
| Chlorine, free available | daily maximum | ≤ .5 mg/L | all year | C01 |
| pH | daily minimum | ≥ 6 SU | all year | C02 |
| pH | daily maximum | ≤ 9 SU | all year | C02 |
| Chromium, total [as Cr] | monthly average | ≤ .2 mg/L | all year | C02 |
| Chromium, total [as Cr] | daily maximum | ≤ .2 mg/L | all year | C02 |
| Zinc, total [as Zn] | monthly average | ≤ 1 mg/L | all year | C02 |
| Zinc, total [as Zn] | daily maximum | ≤ 1 mg/L | all year | C02 |
| Priority Pollutants | monthly average | report only (mg/L) | all year | C02 |
| Priority Pollutants | daily maximum | report only (mg/L) | all year | C02 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | C02 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | C02 |
| Chlorine, free available | monthly average | ≤ .2 mg/L | all year | C02 |
| Chlorine, free available | daily maximum | ≤ .5 mg/L | all year | C02 |
| pH | daily minimum | ≥ 6 SU | all year | CP1 |
| pH | daily maximum | ≤ 9 SU | all year | CP1 |
| Solids, total suspended | maximum | ≤ 50 mg/L | all year | CP1 |
| Flow, in conduit or thru treatment plant | value | report only (MGD) | all year | CP1 |
| pH | daily minimum | ≥ 6 SU | all year | MC1 |
| pH | daily maximum | ≤ 9 SU | all year | MC1 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | MC1 |
| Solids, total suspended | maximum | ≤ 100 mg/L | all year | MC1 |
| Oil and grease, hexane extr method | monthly average | ≤ 15 mg/L | all year | MC1 |
| Oil and grease, hexane extr method | maximum | ≤ 20 mg/L | all year | MC1 |
| Iron, total [as Fe] | monthly average | ≤ 1 mg/L | all year | MC1 |
| Iron, total [as Fe] | maximum | ≤ 1 mg/L | all year | MC1 |
| Iron, total [as Fe] | maximum | ≤ 9.71 kg/yr | all year | MC1 |
| Copper, total recoverable | monthly average | ≤ 1 mg/L | all year | MC1 |
| Copper, total recoverable | maximum | ≤ 1 mg/L | all year | MC1 |
| Copper, total recoverable | maximum | ≤ 9.71 kg/yr | all year | MC1 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | MC1 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | MC1 |
| pH | daily minimum | ≥ 6 SU | all year | PP1 |
| pH | daily maximum | ≤ 9 SU | all year | PP1 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | PP1 |
| Solids, total suspended | maximum | ≤ 100 mg/L | all year | PP1 |
| Oil and grease, hexane extr method | monthly average | ≤ 15 mg/L | all year | PP1 |
| Oil and grease, hexane extr method | maximum | ≤ 20 mg/L | all year | PP1 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | PP1 |
| Flow, in conduit or thru treatment plant | maximum | report only (MGD) | all year | PP1 |
Cited limits by parameter: Nebraska's rules and the federal ones.
Same industry: the 21 Electric Services permits in Nebraska.
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Your permit document is the final word. As JSON: /api/v1/permits/NE0111490 · MCP: https://passage-data.com/mcp