Passage Data · Check a report · Use it from your AI
Bituminous Coal And Lignite - Surface, Craig, Colorado. NPDES permit CO0034142 expired Oct 31, 2017; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | maximum weekly average | report only (deg C) | all year | 003 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 003 |
| Sulfide, total [as S] | 30-day average | report only (mg/L) | all year | 003 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 003 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 003 |
| Arsenic, total [as As] | 30-day average | report only (ug/L) | all year | 003 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 003 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 003 |
| Silver, potentially dissolved | 30-day average | report only (ug/L) | all year | 003 |
| Silver, potentially dissolved | daily maximum | report only (ug/L) | all year | 003 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 003 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 003 |
| Arsenic, potentially dissolved | daily maximum | report only (ug/L) | all year | 003 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 003 |
| Cadmium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 003 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 003 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 003 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 003 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 003 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 003 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 003 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 003 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 003 |
| Oil and grease | instantaneous maximum | ≤ 10 mg/L | all year | 003 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | 30-day average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Toxicity [chronic], Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 003 |
| Toxicity [chronic], Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 003 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | minimum value | report only (tox chronic) | all year | 003 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | minimum value | report only (tox chronic) | all year | 003 |
| Solids, total dissolved | 30-day average | report only (mg/L) | all year | 003 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 003 |
| Mercury, total [as Hg] | 30-day average | report only (ug/L) | all year | 003 |
| Oil and grease visual | instantaneous maximum | report only (N=0;Y=1) | all year | 003 |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | report only (%) | all year | 003 |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | ≥ 18 % | all year | 003 |
| %Effect Static Renewal 7Day Chronic Pimephales promelas | minimum value | report only (%) | all year | 003 |
| %Effect Static Renewal 7Day Chronic Pimephales promelas | minimum value | ≥ 18 % | all year | 003 |
| Temperature, water deg. centigrade | maximum weekly average | report only (deg C) | all year | 022 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 022 |
| pH | minimum | ≥ 6.5 SU | all year | 022 |
| pH | maximum | ≤ 9 SU | all year | 022 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 022 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 022 |
| Sulfide, total [as S] | 30-day average | report only (mg/L) | all year | 022 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 022 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 022 |
| Arsenic, total [as As] | 30-day average | report only (ug/L) | all year | 022 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 022 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 022 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 022 |
| Silver, potentially dissolved | 30-day average | report only (ug/L) | all year | 022 |
| Silver, potentially dissolved | daily maximum | report only (ug/L) | all year | 022 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 022 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 022 |
| Arsenic, potentially dissolved | daily maximum | report only (ug/L) | all year | 022 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 022 |
| Cadmium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 022 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 022 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 022 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 022 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 022 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 022 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 022 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 022 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 022 |
| Oil and grease | instantaneous maximum | ≤ 10 mg/L | all year | 022 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 022 |
| Flow, in conduit or thru treatment plant | 30-day average | report only (MGD) | all year | 022 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 022 |
| Toxicity [chronic], Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 022 |
| Toxicity [chronic], Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 022 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | minimum value | report only (tox chronic) | all year | 022 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | minimum value | report only (tox chronic) | all year | 022 |
| Solids, total dissolved | 30-day average | report only (mg/L) | all year | 022 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 022 |
| Mercury, total [as Hg] | 30-day average | report only (ug/L) | all year | 022 |
| Oil and grease visual | instantaneous maximum | report only (N=0;Y=1) | all year | 022 |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | report only (%) | all year | 022 |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | ≥ 18 % | all year | 022 |
| %Effect Static Renewal 7Day Chronic Pimephales promelas | minimum value | report only (%) | all year | 022 |
| %Effect Static Renewal 7Day Chronic Pimephales promelas | minimum value | ≥ 18 % | all year | 022 |
| Temperature, water deg. centigrade | maximum weekly average | report only (deg C) | all year | 024 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 024 |
| pH | minimum | ≥ 6.5 SU | all year | 024 |
| pH | maximum | ≤ 9 SU | all year | 024 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 024 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 024 |
| Sulfide, total [as S] | 30-day average | report only (mg/L) | all year | 024 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 024 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 024 |
| Arsenic, total [as As] | 30-day average | report only (ug/L) | all year | 024 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 024 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 024 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 024 |
| Silver, potentially dissolved | 30-day average | report only (ug/L) | all year | 024 |
| Silver, potentially dissolved | daily maximum | report only (ug/L) | all year | 024 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 024 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 024 |
| Arsenic, potentially dissolved | daily maximum | report only (ug/L) | all year | 024 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 024 |
| Cadmium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 024 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 024 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 024 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 024 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 024 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 024 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 024 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 024 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 024 |
| Oil and grease | instantaneous maximum | ≤ 10 mg/L | all year | 024 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 024 |
| Flow, in conduit or thru treatment plant | 30-day average | report only (MGD) | all year | 024 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 024 |
| Toxicity [chronic], Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 024 |
| Toxicity [chronic], Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 024 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | minimum value | report only (tox chronic) | all year | 024 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | minimum value | report only (tox chronic) | all year | 024 |
| Solids, total dissolved | 30-day average | report only (mg/L) | all year | 024 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 024 |
| Mercury, total [as Hg] | 30-day average | report only (ug/L) | all year | 024 |
| Oil and grease visual | instantaneous maximum | report only (N=0;Y=1) | all year | 024 |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | report only (%) | all year | 024 |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | ≥ 18 % | all year | 024 |
| %Effect Static Renewal 7Day Chronic Pimephales promelas | minimum value | report only (%) | all year | 024 |
| %Effect Static Renewal 7Day Chronic Pimephales promelas | minimum value | ≥ 18 % | all year | 024 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ 4.03 MGD | all year | FLOW |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | FLOW |
Cited limits by parameter: Colorado's rules and the federal ones.
Same industry: the 19 Coal Mining permits in Colorado.
· Save this facility as a site · Superfund sites nearby · Your permits on one board
On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/CO0034142 · MCP: https://passage-data.com/mcp