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Bituminous Coal And Lignite - Surface, Huntington, Utah. NPDES permit UT0023604, in force until Jan 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 002 |
| Flow rate | 30-day average | ≤ .5 MGD | all year | 002 |
| Flow rate | daily maximum | report only (MGD) | all year | 002 |
| Oxygen, dissolved [DO] | daily minimum | 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 | 30-day average | ≤ 15 mg/L | all year | 002 |
| Solids, total suspended | 7-day average | ≤ 25 mg/L | all year | 002 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 002 |
| Iron, total [as Fe] | daily maximum | ≤ 1 mg/L | all year | 002 |
| Floating solids, waste or visible foam-visual | daily maximum | ≤ 0 N=0;Y=1 | all year | 002 |
| Sanitary waste discharged-assessmnt | daily maximum | ≤ 0 N=0;Y=1 | all year | 002 |
| Solids, total dissolved | 30-day average | report only (mg/L) | all year | 002 |
| Solids, total dissolved | daily maximum | ≤ 1200 mg/L | all year | 002 |
| Solids, total dissolved | daily maximum | report only (lb/d) | all year | 002 |
| Oil and grease visual | instantaneous maximum | report only (N=0;Y=1) | all year | 002 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 003 |
| Flow rate | 30-day average | ≤ .72 MGD | all year | 003 |
| Flow rate | daily maximum | report only (MGD) | all year | 003 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 6.5 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 | 30-day average | ≤ 25 mg/L | all year | 003 |
| Solids, total suspended | 7-day average | ≤ 35 mg/L | all year | 003 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 003 |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | 003 |
| Boron, total [as B] | daily maximum | report only (mg/L) | all year | 003 |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | all year | 003 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 003 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total [as Fe] | 30-day average | ≤ 3.5 mg/L | all year | 003 |
| Iron, total [as Fe] | daily maximum | ≤ 6.9 mg/L | all year | 003 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 003 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | 003 |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | all year | 003 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 003 |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | 003 |
| Floating solids, waste or visible foam-visual | daily maximum | ≤ 0 N=0;Y=1 | all year | 003 |
| Sanitary waste discharged-assessmnt | daily maximum | ≤ 0 N=0;Y=1 | all year | 003 |
| Solids, total dissolved | 30-day average | report only (mg/L) | all year | 003 |
| Solids, total dissolved | daily maximum | ≤ 1200 mg/L | all year | 003 |
| Solids, total dissolved | daily maximum | report only (lb/d) | all year | 003 |
| Mercury, total [as Hg] | daily maximum | report only (mg/L) | all year | 003 |
| Oil and grease visual | instantaneous maximum | report only (N=0;Y=1) | all year | 003 |
Cited limits by parameter: Utah's rules and the federal ones.
Same industry: the 13 Coal Mining permits in Utah.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/UT0023604 · MCP: https://passage-data.com/mcp