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Copper Ores, major discharger, Bagdad, Arizona. NPDES permit AZ0022268, in force until Aug 3, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year | 003 |
| Sulfide, total [as S] | monthly average | report only (ug/L) | all year | 003 |
| Sulfide, total [as S] | daily maximum | report only (ug/L) | all year | 003 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 003 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 003 |
| Iron, total recoverable | monthly average | report only (ug/L) | all year | 003 |
| Iron, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Selenium, total recoverable | monthly average | report only (ug/L) | all year | 003 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Thallium, total recoverable | monthly average | report only (ug/L) | all year | 003 |
| Thallium, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Beryllium, total recoverable [as Be] | monthly average | report only (ug/L) | all year | 003 |
| Beryllium, total recoverable [as Be] | daily maximum | report only (ug/L) | all year | 003 |
| Chromium, total [as Cr] | monthly average | report only (ug/L) | all year | 003 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 003 |
| Silver total recoverable | monthly average | report only (ug/L) | all year | 003 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Zinc, total recoverable | monthly average | ≤ 500 ug/L | all year | 003 |
| Zinc, total recoverable | daily maximum | ≤ 1000 ug/L | all year | 003 |
| Cadmium, total recoverable | monthly average | ≤ 50 ug/L | all year | 003 |
| Cadmium, total recoverable | daily maximum | ≤ 100 ug/L | all year | 003 |
| Lead, total recoverable | monthly average | ≤ 7.98 ug/L | all year | 003 |
| Lead, total recoverable | daily maximum | ≤ 16 ug/L | all year | 003 |
| Copper, total recoverable | monthly average | ≤ 16 ug/L | all year | 003 |
| Copper, total recoverable | daily maximum | ≤ 32.1 ug/L | all year | 003 |
| Chromium, hexavalent dissolved [as Cr] | monthly average | report only (ug/L) | all year | 003 |
| Chromium, hexavalent dissolved [as Cr] | daily maximum | report only (ug/L) | all year | 003 |
| Antimony, total recoverable | monthly average | report only (ug/L) | all year | 003 |
| Antimony, total recoverable | daily maximum | report only (ug/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Cyanide, free available | monthly average | report only (ug/L) | all year | 003 |
| Cyanide, free available | daily maximum | report only (ug/L) | all year | 003 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 003 |
| Solids, total dissolved | daily maximum | ≤ 907 kg/d | all year | 003 |
| Hydrogen sulfide | monthly average | report only (mg/L) | all year | 003 |
| Hydrogen sulfide | daily maximum | report only (mg/L) | all year | 003 |
| Mercury, total recoverable | monthly average | ≤ .01 ug/L | all year | 003 |
| Mercury, total recoverable | daily maximum | ≤ .02 ug/L | all year | 003 |
| Pass/Fail Static Renewal 96Hr Acute Daphnia Magma | daily maximum | report only (pass=0;fail=1) | all year | 003 |
| Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas | daily maximum | report only (pass=0;fail=1) | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 006 |
| pH | maximum | ≤ 9 SU | all year | 006 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 006 |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year | 006 |
| Sulfide, total [as S] | monthly average | report only (ug/L) | all year | 006 |
| Sulfide, total [as S] | daily maximum | report only (ug/L) | all year | 006 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 006 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 006 |
| Iron, total recoverable | monthly average | report only (ug/L) | all year | 006 |
| Iron, total recoverable | daily maximum | report only (ug/L) | all year | 006 |
| Selenium, total recoverable | monthly average | report only (ug/L) | all year | 006 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | 006 |
| Thallium, total recoverable | monthly average | report only (ug/L) | all year | 006 |
| Thallium, total recoverable | daily maximum | report only (ug/L) | all year | 006 |
| Beryllium, total recoverable [as Be] | monthly average | report only (ug/L) | all year | 006 |
| Beryllium, total recoverable [as Be] | daily maximum | report only (ug/L) | all year | 006 |
| Chromium, total [as Cr] | monthly average | report only (ug/L) | all year | 006 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 006 |
| Silver total recoverable | monthly average | report only (ug/L) | all year | 006 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | 006 |
| Zinc, total recoverable | monthly average | ≤ 500 ug/L | all year | 006 |
| Zinc, total recoverable | daily maximum | ≤ 1000 ug/L | all year | 006 |
| Cadmium, total recoverable | monthly average | ≤ 4.47 ug/L | all year | 006 |
| Cadmium, total recoverable | daily maximum | ≤ 8.98 ug/L | all year | 006 |
| Lead, total recoverable | monthly average | ≤ 9.49 ug/L | all year | 006 |
| Lead, total recoverable | daily maximum | ≤ 19 ug/L | all year | 006 |
| Copper, total recoverable | monthly average | ≤ 18.2 ug/L | all year | 006 |
| Copper, total recoverable | daily maximum | ≤ 36.4 ug/L | all year | 006 |
| Chromium, hexavalent dissolved [as Cr] | monthly average | report only (ug/L) | all year | 006 |
| Chromium, hexavalent dissolved [as Cr] | daily maximum | report only (ug/L) | all year | 006 |
| Antimony, total recoverable | monthly average | report only (ug/L) | all year | 006 |
| Antimony, total recoverable | daily maximum | report only (ug/L) | all year | 006 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Cyanide, free available | monthly average | report only (ug/L) | all year | 006 |
| Cyanide, free available | daily maximum | report only (ug/L) | all year | 006 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 006 |
| Solids, total dissolved | daily maximum | ≤ 907 kg/d | all year | 006 |
| Hydrogen sulfide | monthly average | report only (mg/L) | all year | 006 |
| Hydrogen sulfide | daily maximum | report only (mg/L) | all year | 006 |
| Mercury, total recoverable | monthly average | ≤ .01 ug/L | all year | 006 |
| Mercury, total recoverable | daily maximum | ≤ .02 ug/L | all year | 006 |
| Pass/Fail Static Renewal 96Hr Acute Daphnia Magma | daily maximum | report only (pass=0;fail=1) | all year | 006 |
| Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas | daily maximum | report only (pass=0;fail=1) | all year | 006 |
Cited limits by parameter: Arizona's rules and the federal ones.
Same industry: the 8 Metal Mining permits in Arizona.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/AZ0022268 · MCP: https://passage-data.com/mcp