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Gold Ores, major discharger, Teller County, Colorado. NPDES permit CO0024562 expired Feb 28, 2026; 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 | 002 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 002 |
| Conductivity | 30-day average | report only (dS/m) | all year | 002 |
| pH | minimum | ≥ 6.5 SU | all year | 002 |
| pH | minimum | ≥ 6.5 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Bicarbonate ion- [as HCO3] | 30-day average | report only (mg/L) | all year | 002 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 002 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 002 |
| Solids, total suspended | maximum 7-day average | ≤ 45 mg/L | all year | 002 |
| Cyanide, weak acid, dissociable | 30-day average | report only (ug/L) | all year | 002 |
| Cyanide, weak acid, dissociable | daily maximum | report only (ug/L) | all year | 002 |
| Cyanide, weak acid, dissociable | daily maximum | report only (ug/L) | all year | 002 |
| Cyanide, weak acid, dissociable | daily maximum | report only (ug/L) | all year | 002 |
| Cyanide, weak acid, dissociable | rolling average | report only (ug/L) | all year | 002 |
| Cyanide, weak acid, dissociable | rolling average | report only (ug/L) | all year | 002 |
| Calcium, total recoverable | 30-day average | report only (mg/L) | all year | 002 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Magnesium, total recoverable | 30-day average | report only (mg/L) | all year | 002 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Sodium, total recoverable | 30-day average | report only (mg/L) | all year | 002 |
| Sodium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Sodium adsorption ratio | 30-day average | report only (Ratio) | all year | 002 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 002 |
| Sodium adsorption ratio | 30-day average | report only (Ratio) | all year | 002 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 002 |
| Chloride [as Cl] | 30-day average | report only (mg/L) | all year | 002 |
| Chloride [as Cl] | rolling average | report only (mg/L) | all year | 002 |
| Fluoride | daily maximum | report only (mg/L) | all year | 002 |
| Fluoride | daily maximum | ≤ 2.7 mg/L | all year | 002 |
| Fluoride | daily maximum | ≤ 3.2 mg/L | all year | 002 |
| Arsenic, total recoverable | 30-day average | ≤ 5 ug/L | all year | 002 |
| Arsenic, total recoverable | 30-day average | ≤ 5 ug/L | all year | 002 |
| Arsenic, total recoverable | 30-day average | ≤ 4 ug/L | all year | 002 |
| Iron, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Iron, total recoverable | 30-day average | ≤ 3400 ug/L | all year | 002 |
| Iron, total recoverable | 30-day average | ≤ 1770 ug/L | all year | 002 |
| Iron, dissolved [as Fe] | 30-day average | ≤ 1650 ug/L | all year | 002 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 002 |
| Manganese, dissolved [as Mn] | 30-day average | report only (ug/L) | all year | 002 |
| Manganese, dissolved [as Mn] | 30-day average | ≤ 3900 ug/L | all year | 002 |
| Manganese, dissolved [as Mn] | 30-day average | ≤ 4196 ug/L | all year | 002 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Nickel, total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Nickel, total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Aluminum, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Aluminum, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Aluminum, total recoverable | 30-day average | ≤ 1473 ug/L | all year | 002 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Lead, total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Lead, total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Chromium, total recoverable | 30-day average | 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 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Chromium, total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Molybdenum, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Molybdenum, total recoverable | 30-day average | report only (ug/L) | all year | 002 |
| Chromium, hexavalent dissolved [as Cr] | 30-day average | report only (ug/L) | all year | 002 |
| Chromium, hexavalent dissolved [as Cr] | 30-day average | report only (ug/L) | all year | 002 |
| Chromium, hexavalent dissolved [as Cr] | rolling average | report only (ug/L) | all year | 002 |
| Chromium, hexavalent dissolved [as Cr] | rolling average | report only (ug/L) | all year | 002 |
| Zinc, potentially dissolved | 30-day average | ≤ 430 ug/L | all year | 002 |
| Zinc, potentially dissolved | daily maximum | ≤ 564 ug/L | all year | 002 |
| Silver, potentially dissolved | 30-day average | ≤ .6 ug/L | all year | 002 |
| Silver, potentially dissolved | 30-day average | ≤ .6 ug/L | all year | 002 |
| Silver, potentially dissolved | daily maximum | report only (ug/L) | all year | 002 |
| Silver, 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 | 30-day average | report only (ug/L) | all year | 002 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 002 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 002 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Cadmium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Cadmium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Chromium, trivalent, potentially dissolvd | rolling average | report only (ug/L) | all year | 002 |
| Chromium, trivalent, potentially dissolvd | rolling average | report only (ug/L) | all year | 002 |
| Lead, 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 |
| 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 | 30-day average | report only (ug/L) | all year | 002 |
| Manganese, potentially dissolvd | 30-day average | ≤ 2960 ug/L | all year | 002 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Manganese, potentially dissolvd | daily maximum | 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 | 30-day average | report only (ug/L) | all year | 002 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Nickel, potentially dissolvd | rolling average | report only (ug/L) | all year | 002 |
| Nickel, potentially dissolvd | rolling average | 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 |
| Oil and grease | instantaneous maximum | ≤ 10 mg/L | all year | 002 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, trivalent total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Chromium, trivalent total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Uranium, total | 30-day average | report only (ug/L) | all year | 002 |
| Uranium, total | 30-day average | report only (ug/L) | all year | 002 |
| Uranium, total | daily maximum | report only (ug/L) | all year | 002 |
| Uranium, total | daily maximum | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | 30-day average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ 2.64 MGD | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (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 |
| 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 |
| Sulfate | 30-day average | ≤ 1330 mg/L | all year | 002 |
| Sulfate | 30-day average | ≤ 1550 mg/L | all year | 002 |
| Oil and grease visual | instantaneous maximum | report only (abst=0;prst=1) | all year | 002 |
| Oil and grease visual | instantaneous maximum | report only (abst=0;prst=1) | all year | 002 |
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | single sample | report only (tox chronic) | all year | 002 |
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 002 |
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 002 |
| Static Renewal 7 Day Chronic Pimephales promelas | single sample | report only (tox chronic) | all year | 002 |
| Static Renewal 7 Day Chronic Pimephales promelas | minimum value | report only (tox chronic) | all year | 002 |
| Static Renewal 7 Day Chronic Pimephales promelas | minimum value | report only (tox chronic) | all year | 002 |
| Temperature, water deg. centigrade | maximum weekly average | report only (deg C) | all year | UST1 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | UST1 |
Cited limits by parameter: Colorado's rules and the federal ones.
Same industry: the 30 Metal Mining permits in Colorado.
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Your permit document is the final word. As JSON: /api/v1/permits/CO0024562 · MCP: https://passage-data.com/mcp