Passage Data · Check a report · Use it from your AI
Bituminous Coal - Underground, Delta County, Colorado. NPDES permit CO0044776 expired Sep 30, 2024; its limits still apply. Last 12 months: no values over a limit, 24 of 196 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | minimum | ≥ 6.5 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 001 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 001 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 001 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 001 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 001 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 001 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 001 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 001 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 001 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 001 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 001 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 001 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 001 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 001 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 001 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 001 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 001 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 001 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 001 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 001 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 001 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 001 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 001 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ 1.34 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 001 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 001 |
| Sulfate | 30-day average | report only (mg/L) | all year | 001 |
| Boron, total | 30-day average | report only (mg/L) | all year | 001 |
| pH | minimum | ≥ 6.5 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 002 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 002 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 002 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 002 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 002 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 002 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 002 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 002 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 002 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 002 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ 1.13 MGD | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 002 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 002 |
| Sulfate | 30-day average | report only (mg/L) | all year | 002 |
| Boron, total | 30-day average | report only (mg/L) | all year | 002 |
| 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 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 003 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 003 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/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 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 003 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 003 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 003 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Chromium, total recoverable | 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 |
| 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 |
| Chromium, trivalent, potentially dissolvd | 30-day average | 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 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .16 MGD | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 003 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 003 |
| Sulfate | 30-day average | report only (mg/L) | all year | 003 |
| Boron, total | 30-day average | report only (mg/L) | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 005 |
| pH | maximum | ≤ 9 SU | all year | 005 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 005 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 005 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 005 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 005 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 005 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 005 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 005 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 005 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 005 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 300 ug/L | all year | 005 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 005 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 005 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 005 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 005 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 005 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 005 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 005 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 005 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 005 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 005 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 005 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 005 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 005 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 005 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 005 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 005 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 005 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 005 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 005 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ 1.14 MGD | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 005 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 005 |
| Sulfate | 30-day average | report only (mg/L) | all year | 005 |
| Boron, total | 30-day average | report only (mg/L) | all year | 005 |
| Conductivity | 30-day average | report only (dS/m) | all year | 006 |
| pH | minimum | ≥ 6.5 SU | all year | 006 |
| pH | maximum | ≤ 9 SU | all year | 006 |
| Bicarbonate ion- [as HCO3] | 30-day average | report only (mg/L) | all year | 006 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 006 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 006 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 006 |
| Calcium, total recoverable | 30-day average | report only (mg/L) | all year | 006 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Magnesium, total recoverable | 30-day average | report only (mg/L) | all year | 006 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Sodium, total recoverable | 30-day average | report only (mg/L) | all year | 006 |
| Sodium, total recoverable | daily maximum | report only (mg/L) | all year | 006 |
| Sodium adsorption ratio | 30-day average | report only (Ratio) | all year | 006 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 006 |
| Sodium adsorption ratio | 30-day average | report only (Ratio) | all year | 006 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 006 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 006 |
| Arsenic, total recoverable | 30-day average | ≤ 5 ug/L | all year | 006 |
| Arsenic, total recoverable | 30-day average | ≤ .02 ug/L | all year | 006 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 006 |
| Iron, total recoverable | 30-day average | ≤ 750 ug/L | all year | 006 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 006 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 006 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 3297 ug/L | all year | 006 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 006 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 006 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 006 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 006 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 006 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 006 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 006 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 006 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 006 |
| Nickel, potentially dissolvd | rolling average | report only (ug/L) | all year | 006 |
| Nickel, potentially dissolvd | rolling average | ≤ 110 ug/L | all year | 006 |
| Oil and grease | daily maximum | ≤ 10 mg/L | all year | 006 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 006 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ 1.44 MGD | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Mercury, total [low level] | 30-day average | ≤ .12 ug/L | all year | 006 |
| Mercury, total [low level] | rolling average | ≤ .025 ug/L | all year | 006 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 006 |
| Solids, total dissolved | 30-day average | report only (mg/L) | all year | 006 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 006 |
| Sulfate | 30-day average | report only (mg/L) | all year | 006 |
| Boron, total | 30-day average | report only (mg/L) | all year | 006 |
| Oil and grease visual | daily maximum | report only (abst=0;prst=1) | all year | 006 |
| LC50 Static Renewal 48Hr Acute Ceriodaphnia dubia | minimum value | ≥ 100 % | all year | 006 |
| LC50 Static Renewal 96Hr Acute Pimephales promelas | minimum value | ≥ 100 % | all year | 006 |
| pH | minimum | ≥ 6.5 SU | all year | 007 |
| pH | maximum | ≤ 9 SU | all year | 007 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 007 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 007 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 007 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 007 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 007 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 007 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 007 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 007 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 007 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 300 ug/L | all year | 007 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 007 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 007 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 007 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 007 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 007 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 007 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 007 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 007 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 007 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 007 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 007 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 007 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 007 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 007 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 007 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 007 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 007 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 007 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 007 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .87 MGD | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 007 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 007 |
| Sulfate | 30-day average | report only (mg/L) | all year | 007 |
| Boron, total | 30-day average | report only (mg/L) | all year | 007 |
| pH | minimum | ≥ 6.5 SU | all year | 008 |
| pH | maximum | ≤ 9 SU | all year | 008 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 008 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 008 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 008 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 008 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 008 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 008 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 008 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 008 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 008 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 300 ug/L | all year | 008 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 008 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 008 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 008 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 008 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 008 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 008 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 008 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 008 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 008 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 008 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 008 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 008 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 008 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 008 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 008 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 008 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 008 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 008 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 008 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .16 MGD | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 008 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 008 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 008 |
| Sulfate | 30-day average | report only (mg/L) | all year | 008 |
| Boron, total | 30-day average | report only (mg/L) | all year | 008 |
| pH | minimum | ≥ 6.5 SU | all year | 011 |
| pH | maximum | ≤ 9 SU | all year | 011 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 011 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 011 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 011 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 011 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 011 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 011 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 011 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 011 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 011 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 300 ug/L | all year | 011 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 011 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 011 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 011 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 011 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 011 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 011 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 011 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 011 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 011 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 011 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 011 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 011 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 011 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 011 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 011 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 011 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 011 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 011 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 011 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .16 MGD | all year | 011 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 011 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 011 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 011 |
| Sulfate | 30-day average | report only (mg/L) | all year | 011 |
| Boron, total | 30-day average | report only (mg/L) | all year | 011 |
| pH | minimum | ≥ 6.5 SU | all year | 012 |
| pH | maximum | ≤ 9 SU | all year | 012 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 012 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 012 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 012 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 012 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 012 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 012 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 012 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 012 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 012 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 300 ug/L | all year | 012 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 012 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 012 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 012 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 012 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 012 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 012 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 012 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 012 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 012 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 012 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 012 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 012 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 012 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 012 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 012 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 012 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 012 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 012 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 012 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .08 MGD | all year | 012 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 012 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 012 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 012 |
| Sulfate | 30-day average | report only (mg/L) | all year | 012 |
| Boron, total | 30-day average | report only (mg/L) | all year | 012 |
| pH | minimum | ≥ 6.5 SU | all year | 013 |
| pH | maximum | ≤ 9 SU | all year | 013 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 013 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 013 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 013 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 013 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 013 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 013 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 013 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 013 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 013 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 300 ug/L | all year | 013 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 013 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 013 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 013 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 013 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 013 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 013 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 013 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 013 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 013 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 013 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 013 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 013 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 013 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 013 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 013 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 013 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 013 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 013 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 013 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .04 MGD | all year | 013 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 013 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 013 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 013 |
| Sulfate | 30-day average | report only (mg/L) | all year | 013 |
| Boron, total | 30-day average | report only (mg/L) | all year | 013 |
| pH | minimum | ≥ 6.5 SU | all year | 014 |
| pH | maximum | ≤ 9 SU | all year | 014 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 014 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 014 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 014 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 014 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 014 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 014 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 014 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 014 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 014 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 300 ug/L | all year | 014 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 014 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 014 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 014 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 014 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 014 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 014 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 014 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 014 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 014 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 014 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 014 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 014 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 014 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 014 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 014 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 014 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 014 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 014 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 014 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .08 MGD | all year | 014 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 014 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 014 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 014 |
| Sulfate | 30-day average | report only (mg/L) | all year | 014 |
| Boron, total | 30-day average | report only (mg/L) | all year | 014 |
| pH | minimum | ≥ 6.5 SU | all year | 015 |
| pH | maximum | ≤ 9 SU | all year | 015 |
| Solids, total suspended | 30-day average | ≤ 35 mg/L | all year | 015 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 015 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 015 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 015 |
| Iron, total recoverable | 30-day average | ≤ 3000 ug/L | all year | 015 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 015 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 015 |
| Iron, total recoverable | daily maximum | ≤ 6000 ug/L | all year | 015 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 015 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 300 ug/L | all year | 015 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 015 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 015 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 015 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 015 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 015 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 015 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 015 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 015 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 015 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 015 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 015 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 015 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 015 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 015 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 015 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 015 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 015 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 015 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 015 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .09 MGD | all year | 015 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 015 |
| Mercury, total [low level] | 30-day average | report only (ug/L) | all year | 015 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | report only (mg/L) | all year | 015 |
| Sulfate | 30-day average | report only (mg/L) | all year | 015 |
| Boron, total | 30-day average | report only (mg/L) | all year | 015 |
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/CO0044776 · MCP: https://passage-data.com/mcp