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Gold Ores, Hinsdale County, Colorado. NPDES permit CO0048119 expired Feb 29, 2024; its limits still apply. Last 12 months: over a limit 4 times (last June 2026), 27 of 117 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| May 2026 | Copper, potentially dissolved, rolling average | 4.65 ug/L | ≤ .92 ug/L | 405% |
| May 2026 | Zinc, potentially dissolved, rolling average | 27.5 ug/L | ≤ 12 ug/L | 129% |
| June 2026 | Copper, potentially dissolved, rolling average | 4.43 ug/L | ≤ .92 ug/L | 382% |
| June 2026 | Zinc, potentially dissolved, rolling average | 25.375 ug/L | ≤ 12 ug/L | 111% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Conductivity | 30-day average | report only (dS/m) | all year | 002 |
| pH | minimum | ≥ 6.5 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 | ≤ 20 mg/L | all year | 002 |
| Solids, total suspended | maximum 7-day average | ≤ 30 mg/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 |
| Arsenic, total recoverable | 30-day average | ≤ 3.4 ug/L | all year | 002 |
| Arsenic, total recoverable | 30-day average | ≤ .02 ug/L | all year | 002 |
| Arsenic, total recoverable | rolling average | report only (ug/L) | all year | 002 |
| Arsenic, total recoverable | rolling average | ≤ .003 ug/L | all year | 002 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 002 |
| Iron, total recoverable | rolling average | ≤ 150 ug/L | all year | 002 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 002 |
| Nickel, total recoverable | 30-day average | ≤ 100 ug/L | all year | 002 |
| Nickel, total recoverable | rolling average | ≤ 15 ug/L | all year | 002 |
| Zinc, total recoverable | 30-day average | ≤ 750 ug/L | all year | 002 |
| Zinc, total recoverable | daily maximum | ≤ 1500 ug/L | all year | 002 |
| Cadmium, total recoverable | 30-day average | ≤ 50 ug/L | all year | 002 |
| Cadmium, total recoverable | daily maximum | ≤ 5 ug/L | all year | 002 |
| Cadmium, total recoverable | rolling average | ≤ .75 ug/L | all year | 002 |
| Lead, total recoverable | 30-day average | ≤ 300 ug/L | all year | 002 |
| Lead, total recoverable | daily maximum | ≤ 50 ug/L | all year | 002 |
| Lead, total recoverable | rolling average | ≤ 7.5 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 | rolling average | report only (ug/L) | all year | 002 |
| Copper, total recoverable | 30-day average | ≤ 150 ug/L | all year | 002 |
| Copper, total recoverable | daily maximum | ≤ 300 ug/L | all year | 002 |
| Zinc, potentially dissolved | 30-day average | ≤ 81 ug/L | all year | 002 |
| Zinc, potentially dissolved | daily maximum | ≤ 107 ug/L | all year | 002 |
| Zinc, potentially dissolved | rolling average | ≤ 12 ug/L | all year | 002 |
| Silver, potentially dissolved | 30-day average | ≤ .035 ug/L | all year | 002 |
| Silver, potentially dissolved | daily maximum | ≤ .94 ug/L | all year | 002 |
| Silver, potentially dissolved | rolling average | ≤ .0053 ug/L | all year | 002 |
| Copper, potentially dissolved | 30-day average | ≤ 6.1 ug/L | all year | 002 |
| Copper, potentially dissolved | daily maximum | ≤ 8.8 ug/L | all year | 002 |
| Copper, potentially dissolved | rolling average | ≤ .92 ug/L | all year | 002 |
| Cadmium, potentially dissolvd | 30-day average | ≤ .51 ug/L | all year | 002 |
| Cadmium, potentially dissolvd | daily maximum | ≤ 1.2 ug/L | all year | 002 |
| Cadmium, potentially dissolvd | rolling average | ≤ .077 ug/L | all year | 002 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 002 |
| Chromium, trivalent, potentially dissolvd | daily maximum | 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 | ≤ 1.5 ug/L | all year | 002 |
| Lead, potentially dissolvd | daily maximum | ≤ 40 ug/L | all year | 002 |
| Lead, potentially dissolvd | rolling average | ≤ .23 ug/L | all year | 002 |
| Manganese, potentially dissolvd | 30-day average | ≤ 1422 ug/L | all year | 002 |
| Manganese, potentially dissolvd | daily maximum | ≤ 2573 ug/L | all year | 002 |
| Manganese, potentially dissolvd | rolling average | ≤ 213 ug/L | all year | 002 |
| Nickel, potentially dissolvd | 30-day average | ≤ 36 ug/L | all year | 002 |
| Nickel, potentially dissolvd | daily maximum | ≤ 321 ug/L | all year | 002 |
| Nickel, potentially dissolvd | rolling average | ≤ 5.4 ug/L | all year | 002 |
| Selenium, potentially dissolvd | 30-day average | ≤ 4.6 ug/L | all year | 002 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 002 |
| Selenium, potentially dissolvd | rolling average | ≤ .69 ug/L | all year | 002 |
| Oil and grease | daily maximum | ≤ 10 mg/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 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .157 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 | ≤ .01 ug/L | all year | 002 |
| Mercury, total [low level] | daily maximum | ≤ 2 ug/L | all year | 002 |
| Mercury, total [low level] | rolling average | ≤ .0015 ug/L | all year | 002 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | ≤ .002 ug/L | all year | 002 |
| Sulfide-hydrogen sulfide [undissociated] | rolling average | ≤ .0003 ug/L | all year | 002 |
| Solids, total dissolved | 30-day average | report only (mg/L) | all year | 002 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 002 |
| Sulfate | 30-day average | report only (mg/L) | 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 | ≥ 100 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 | ≥ 100 tox chronic | all year | 002 |
| Conductivity | 30-day average | report only (dS/m) | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Bicarbonate ion- [as HCO3] | 30-day average | report only (mg/L) | all year | 003 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Solids, total suspended | 30-day average | ≤ 20 mg/L | all year | 003 |
| Solids, total suspended | maximum 7-day average | ≤ 30 mg/L | all year | 003 |
| Calcium, total recoverable | 30-day average | report only (mg/L) | all year | 003 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Magnesium, total recoverable | 30-day average | report only (mg/L) | all year | 003 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Sodium, total recoverable | 30-day average | report only (mg/L) | all year | 003 |
| Sodium, total recoverable | daily maximum | report only (mg/L) | all year | 003 |
| Sodium adsorption ratio | 30-day average | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | 30-day average | report only (Ratio) | all year | 003 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 003 |
| Arsenic, total recoverable | 30-day average | ≤ 3.4 ug/L | all year | 003 |
| Arsenic, total recoverable | 30-day average | ≤ .02 ug/L | all year | 003 |
| Arsenic, total recoverable | rolling average | report only (ug/L) | all year | 003 |
| Arsenic, total recoverable | rolling average | ≤ .003 ug/L | all year | 003 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 003 |
| Iron, total recoverable | rolling average | ≤ 150 ug/L | all year | 003 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 003 |
| Nickel, total recoverable | 30-day average | ≤ 100 ug/L | all year | 003 |
| Nickel, total recoverable | rolling average | ≤ 15 ug/L | all year | 003 |
| Zinc, total recoverable | 30-day average | ≤ 750 ug/L | all year | 003 |
| Zinc, total recoverable | daily maximum | ≤ 1500 ug/L | all year | 003 |
| Cadmium, total recoverable | 30-day average | ≤ 50 ug/L | all year | 003 |
| Cadmium, total recoverable | daily maximum | ≤ 5 ug/L | all year | 003 |
| Cadmium, total recoverable | rolling average | ≤ .75 ug/L | all year | 003 |
| Lead, total recoverable | 30-day average | ≤ 300 ug/L | all year | 003 |
| Lead, total recoverable | daily maximum | ≤ 50 ug/L | all year | 003 |
| Lead, total recoverable | rolling average | ≤ 7.5 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 |
| Chromium, total recoverable | rolling average | report only (ug/L) | all year | 003 |
| Copper, total recoverable | 30-day average | ≤ 150 ug/L | all year | 003 |
| Copper, total recoverable | daily maximum | ≤ 300 ug/L | all year | 003 |
| Zinc, potentially dissolved | 30-day average | ≤ 81 ug/L | all year | 003 |
| Zinc, potentially dissolved | daily maximum | ≤ 107 ug/L | all year | 003 |
| Zinc, potentially dissolved | rolling average | ≤ 12 ug/L | all year | 003 |
| Silver, potentially dissolved | 30-day average | ≤ .035 ug/L | all year | 003 |
| Silver, potentially dissolved | daily maximum | ≤ .94 ug/L | all year | 003 |
| Silver, potentially dissolved | rolling average | ≤ .0053 ug/L | all year | 003 |
| Copper, potentially dissolved | 30-day average | ≤ 6.1 ug/L | all year | 003 |
| Copper, potentially dissolved | daily maximum | ≤ 8.8 ug/L | all year | 003 |
| Copper, potentially dissolved | rolling average | ≤ .92 ug/L | all year | 003 |
| Cadmium, potentially dissolvd | 30-day average | ≤ .51 ug/L | all year | 003 |
| Cadmium, potentially dissolvd | daily maximum | ≤ 1.2 ug/L | all year | 003 |
| Cadmium, potentially dissolvd | rolling average | ≤ .077 ug/L | all year | 003 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 003 |
| Chromium, trivalent, potentially dissolvd | daily maximum | report only (ug/L) | all year | 003 |
| Chromium, trivalent, potentially dissolvd | rolling average | report only (ug/L) | all year | 003 |
| Lead, potentially dissolvd | 30-day average | ≤ 1.5 ug/L | all year | 003 |
| Lead, potentially dissolvd | daily maximum | ≤ 40 ug/L | all year | 003 |
| Lead, potentially dissolvd | rolling average | ≤ .23 ug/L | all year | 003 |
| Manganese, potentially dissolvd | 30-day average | ≤ 1422 ug/L | all year | 003 |
| Manganese, potentially dissolvd | daily maximum | ≤ 2573 ug/L | all year | 003 |
| Manganese, potentially dissolvd | rolling average | ≤ 213 ug/L | all year | 003 |
| Nickel, potentially dissolvd | 30-day average | ≤ 36 ug/L | all year | 003 |
| Nickel, potentially dissolvd | daily maximum | ≤ 321 ug/L | all year | 003 |
| Nickel, potentially dissolvd | rolling average | ≤ 5.4 ug/L | all year | 003 |
| Selenium, potentially dissolvd | 30-day average | ≤ 4.6 ug/L | all year | 003 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 003 |
| Selenium, potentially dissolvd | rolling average | ≤ .69 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 |
| Chromium, trivalent total recoverable | rolling average | report only (ug/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .0014 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 | ≤ .01 ug/L | all year | 003 |
| Mercury, total [low level] | daily maximum | ≤ 2 ug/L | all year | 003 |
| Mercury, total [low level] | rolling average | ≤ .0015 ug/L | all year | 003 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | ≤ .002 mg/L | all year | 003 |
| Sulfide-hydrogen sulfide [undissociated] | rolling average | ≤ .0003 mg/L | 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 |
| Sulfate | 30-day average | report only (mg/L) | all year | 003 |
| Oil and grease visual | instantaneous maximum | report only (abst=0;prst=1) | all year | 003 |
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | single sample | report only (tox chronic) | all year | 003 |
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 003 |
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | ≥ 100 tox chronic | all year | 003 |
| Static Renewal 7 Day Chronic Pimephales promelas | single sample | report only (tox chronic) | all year | 003 |
| Static Renewal 7 Day Chronic Pimephales promelas | minimum value | report only (tox chronic) | all year | 003 |
| Static Renewal 7 Day Chronic Pimephales promelas | minimum value | ≥ 100 tox chronic | all year | 003 |
| Conductivity | 30-day average | report only (dS/m) | all year | 004 |
| pH | minimum | ≥ 6.5 SU | all year | 004 |
| pH | maximum | ≤ 9 SU | all year | 004 |
| Bicarbonate ion- [as HCO3] | 30-day average | report only (mg/L) | all year | 004 |
| Bicarbonate ion- [as HCO3] | daily maximum | report only (mg/L) | all year | 004 |
| Solids, total suspended | 30-day average | ≤ 20 mg/L | all year | 004 |
| Solids, total suspended | maximum 7-day average | ≤ 30 mg/L | all year | 004 |
| Calcium, total recoverable | 30-day average | report only (mg/L) | all year | 004 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Magnesium, total recoverable | 30-day average | report only (mg/L) | all year | 004 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Sodium, total recoverable | 30-day average | report only (mg/L) | all year | 004 |
| Sodium, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Sodium adsorption ratio | 30-day average | report only (Ratio) | all year | 004 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 004 |
| Sodium adsorption ratio | 30-day average | report only (Ratio) | all year | 004 |
| Sodium adsorption ratio | daily maximum | report only (Ratio) | all year | 004 |
| Arsenic, total recoverable | 30-day average | ≤ 3.4 ug/L | all year | 004 |
| Arsenic, total recoverable | 30-day average | ≤ .02 ug/L | all year | 004 |
| Arsenic, total recoverable | rolling average | ≤ .003 ug/L | all year | 004 |
| Arsenic, total recoverable | rolling average | report only (ug/L) | all year | 004 |
| Iron, total recoverable | 30-day average | ≤ 1000 ug/L | all year | 004 |
| Iron, total recoverable | rolling average | ≤ 150 ug/L | all year | 004 |
| Iron, dissolved [as Fe] | 30-day average | report only (ug/L) | all year | 004 |
| Nickel, total recoverable | 30-day average | ≤ 100 ug/L | all year | 004 |
| Nickel, total recoverable | rolling average | ≤ 15 ug/L | all year | 004 |
| Zinc, total recoverable | 30-day average | ≤ 750 ug/L | all year | 004 |
| Zinc, total recoverable | daily maximum | ≤ 1500 ug/L | all year | 004 |
| Cadmium, total recoverable | 30-day average | ≤ 50 ug/L | all year | 004 |
| Cadmium, total recoverable | daily maximum | ≤ 5 ug/L | all year | 004 |
| Cadmium, total recoverable | rolling average | ≤ .75 ug/L | all year | 004 |
| Lead, total recoverable | 30-day average | ≤ 300 ug/L | all year | 004 |
| Lead, total recoverable | daily maximum | ≤ 50 ug/L | all year | 004 |
| Lead, total recoverable | rolling average | ≤ 7.5 ug/L | all year | 004 |
| Chromium, total recoverable | 30-day average | report only (ug/L) | all year | 004 |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | 004 |
| Chromium, total recoverable | rolling average | report only (ug/L) | all year | 004 |
| Copper, total recoverable | 30-day average | ≤ 150 ug/L | all year | 004 |
| Copper, total recoverable | daily maximum | ≤ 300 ug/L | all year | 004 |
| Zinc, potentially dissolved | 30-day average | ≤ 81 ug/L | all year | 004 |
| Zinc, potentially dissolved | daily maximum | ≤ 107 ug/L | all year | 004 |
| Zinc, potentially dissolved | rolling average | ≤ 12 ug/L | all year | 004 |
| Silver, potentially dissolved | 30-day average | ≤ .035 ug/L | all year | 004 |
| Silver, potentially dissolved | daily maximum | ≤ .94 ug/L | all year | 004 |
| Silver, potentially dissolved | rolling average | ≤ .0053 ug/L | all year | 004 |
| Copper, potentially dissolved | 30-day average | ≤ 6.1 ug/L | all year | 004 |
| Copper, potentially dissolved | daily maximum | ≤ 8.8 ug/L | all year | 004 |
| Copper, potentially dissolved | rolling average | ≤ .92 ug/L | all year | 004 |
| Cadmium, potentially dissolvd | 30-day average | ≤ .51 ug/L | all year | 004 |
| Cadmium, potentially dissolvd | daily maximum | ≤ 1.2 ug/L | all year | 004 |
| Cadmium, potentially dissolvd | rolling average | ≤ .077 ug/L | all year | 004 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 004 |
| Chromium, trivalent, potentially dissolvd | daily maximum | report only (ug/L) | all year | 004 |
| Chromium, trivalent, potentially dissolvd | rolling average | report only (ug/L) | all year | 004 |
| Lead, potentially dissolvd | 30-day average | ≤ 1.5 ug/L | all year | 004 |
| Lead, potentially dissolvd | daily maximum | ≤ 40 ug/L | all year | 004 |
| Lead, potentially dissolvd | rolling average | ≤ .23 ug/L | all year | 004 |
| Manganese, potentially dissolvd | 30-day average | ≤ 1422 ug/L | all year | 004 |
| Manganese, potentially dissolvd | daily maximum | ≤ 2573 ug/L | all year | 004 |
| Manganese, potentially dissolvd | rolling average | ≤ 213 ug/L | all year | 004 |
| Nickel, potentially dissolvd | 30-day average | ≤ 36 ug/L | all year | 004 |
| Nickel, potentially dissolvd | daily maximum | ≤ 321 ug/L | all year | 004 |
| Nickel, potentially dissolvd | rolling average | ≤ 5.4 ug/L | all year | 004 |
| Selenium, potentially dissolvd | 30-day average | ≤ 4.6 ug/L | all year | 004 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 004 |
| Selenium, potentially dissolvd | rolling average | ≤ .69 ug/L | all year | 004 |
| Oil and grease | instantaneous maximum | ≤ 10 mg/L | all year | 004 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 004 |
| Chromium, trivalent total recoverable | rolling average | report only (ug/L) | all year | 004 |
| Flow, in conduit or thru treatment plant | 30-day average | ≤ .0014 MGD | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Mercury, total [low level] | 30-day average | ≤ .01 ug/L | all year | 004 |
| Mercury, total [low level] | daily maximum | ≤ 2 ug/L | all year | 004 |
| Mercury, total [low level] | rolling average | ≤ .0015 ug/L | all year | 004 |
| Sulfide-hydrogen sulfide [undissociated] | 30-day average | ≤ .002 mg/L | all year | 004 |
| Sulfide-hydrogen sulfide [undissociated] | rolling average | ≤ .0003 mg/L | all year | 004 |
| Solids, total dissolved | 30-day average | report only (mg/L) | all year | 004 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 004 |
| Sulfate | 30-day average | report only (mg/L) | all year | 004 |
| Oil and grease visual | instantaneous maximum | report only (abst=0;prst=1) | all year | 004 |
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | single sample | report only (tox chronic) | all year | 004 |
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | report only (tox chronic) | all year | 004 |
| Static Renewal 7 Day Chronic Ceriodaphnia dubia | minimum value | ≥ 100 tox chronic | all year | 004 |
| Static Renewal 7 Day Chronic Pimephales promelas | single sample | report only (tox chronic) | all year | 004 |
| Static Renewal 7 Day Chronic Pimephales promelas | minimum value | report only (tox chronic) | all year | 004 |
| Static Renewal 7 Day Chronic Pimephales promelas | minimum value | ≥ 100 tox chronic | all year | 004 |
| pH | minimum | report only (SU) | all year | 005 |
| pH | maximum | report only (SU) | all year | 005 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 005 |
| Iron, total recoverable | 30-day average | report only (ug/L) | all year | 005 |
| Nickel, total recoverable | 30-day average | 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 |
| Silver, potentially dissolved | 30-day average | report only (ug/L) | all year | 005 |
| Silver, 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 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 005 |
| Cadmium, potentially dissolvd | 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 |
| Mercury, total [as Hg] | 30-day average | report only (ug/L) | all year | 005 |
| pH | minimum | report only (SU) | all year | 006 |
| pH | maximum | report only (SU) | all year | 006 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 006 |
| Iron, total recoverable | 30-day average | report only (ug/L) | all year | 006 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 006 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 006 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 006 |
| Silver, potentially dissolved | 30-day average | report only (ug/L) | all year | 006 |
| Silver, potentially dissolved | daily maximum | report only (ug/L) | all year | 006 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 006 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 006 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 006 |
| Cadmium, potentially dissolvd | 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 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 006 |
| Manganese, 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 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 006 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 006 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 006 |
| Mercury, total [as Hg] | 30-day average | report only (ug/L) | all year | 006 |
| pH | minimum | report only (SU) | all year | 007 |
| pH | maximum | report only (SU) | all year | 007 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 007 |
| Iron, total recoverable | 30-day average | report only (ug/L) | all year | 007 |
| Nickel, total recoverable | 30-day average | 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 |
| Silver, potentially dissolved | 30-day average | report only (ug/L) | all year | 007 |
| Silver, 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 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 007 |
| Cadmium, potentially dissolvd | 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 |
| Mercury, total [as Hg] | 30-day average | report only (ug/L) | all year | 007 |
| pH | minimum | report only (SU) | all year | 008 |
| pH | maximum | report only (SU) | all year | 008 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 008 |
| Iron, total recoverable | 30-day average | report only (ug/L) | all year | 008 |
| Nickel, total recoverable | 30-day average | 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 |
| Silver, potentially dissolved | 30-day average | report only (ug/L) | all year | 008 |
| Silver, 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 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 008 |
| Cadmium, potentially dissolvd | 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 |
| Mercury, total [as Hg] | 30-day average | report only (ug/L) | all year | 008 |
| pH | minimum | report only (SU) | all year | 009 |
| pH | maximum | report only (SU) | all year | 009 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 009 |
| Iron, total recoverable | 30-day average | report only (ug/L) | all year | 009 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 009 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 009 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 009 |
| Silver, potentially dissolved | 30-day average | report only (ug/L) | all year | 009 |
| Silver, potentially dissolved | daily maximum | report only (ug/L) | all year | 009 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 009 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 009 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 009 |
| Cadmium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 009 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 009 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 009 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 009 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 009 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 009 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 009 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 009 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 009 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 009 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 009 |
| Mercury, total [as Hg] | 30-day average | report only (ug/L) | all year | 009 |
| pH | minimum | report only (SU) | all year | 010 |
| pH | maximum | report only (SU) | all year | 010 |
| Arsenic, total recoverable | 30-day average | report only (ug/L) | all year | 010 |
| Iron, total recoverable | 30-day average | report only (ug/L) | all year | 010 |
| Nickel, total recoverable | 30-day average | report only (ug/L) | all year | 010 |
| Zinc, potentially dissolved | 30-day average | report only (ug/L) | all year | 010 |
| Zinc, potentially dissolved | daily maximum | report only (ug/L) | all year | 010 |
| Silver, potentially dissolved | 30-day average | report only (ug/L) | all year | 010 |
| Silver, potentially dissolved | daily maximum | report only (ug/L) | all year | 010 |
| Copper, potentially dissolved | 30-day average | report only (ug/L) | all year | 010 |
| Copper, potentially dissolved | daily maximum | report only (ug/L) | all year | 010 |
| Cadmium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 010 |
| Cadmium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 010 |
| Chromium, trivalent, potentially dissolvd | 30-day average | report only (ug/L) | all year | 010 |
| Lead, potentially dissolvd | 30-day average | report only (ug/L) | all year | 010 |
| Lead, potentially dissolvd | daily maximum | report only (ug/L) | all year | 010 |
| Manganese, potentially dissolvd | 30-day average | report only (ug/L) | all year | 010 |
| Manganese, potentially dissolvd | daily maximum | report only (ug/L) | all year | 010 |
| Nickel, potentially dissolvd | 30-day average | report only (ug/L) | all year | 010 |
| Nickel, potentially dissolvd | daily maximum | report only (ug/L) | all year | 010 |
| Selenium, potentially dissolvd | 30-day average | report only (ug/L) | all year | 010 |
| Selenium, potentially dissolvd | daily maximum | report only (ug/L) | all year | 010 |
| Chromium, trivalent total recoverable | daily maximum | report only (ug/L) | all year | 010 |
| Mercury, total [as Hg] | 30-day average | report only (ug/L) | all year | 010 |
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/CO0048119 · MCP: https://passage-data.com/mcp