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Gold Ores, French Gulch, California. NPDES permit CA0085294 expired Feb 1, 2019; its limits still apply. Last 12 months: no values over a limit, 5 of 26 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | instantaneous maximum | report only (deg F) | all year | 001 |
| Specific conductance | daily maximum | report only (umho/cm) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | < 5 mg/L | all year | 001 |
| pH | minimum | ≥ 6.5 SU | all year | 001 |
| pH | maximum | ≤ 8.5 SU | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .7 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.1 mg/L | all year | 001 |
| Nitrogen, nitrite total [as N] | monthly average | ≤ 1 mg/L | all year | 001 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 001 |
| Arsenic, total recoverable | monthly average | ≤ 10 ug/L | all year | 001 |
| Cobalt, total recoverable | monthly average | ≤ 50 ug/L | all year | 001 |
| Nickel, total recoverable | monthly average | ≤ 20 ug/L | all year | 001 |
| Nickel, total recoverable | daily maximum | ≤ 40 ug/L | all year | 001 |
| Silver total recoverable | instantaneous maximum | ≤ 2.3 ug/L | all year | 001 |
| Zinc, total recoverable | monthly average | ≤ 13 ug/L | all year | 001 |
| Zinc, total recoverable | daily maximum | ≤ 27 ug/L | all year | 001 |
| Cadmium, total recoverable | monthly average | ≤ .24 ug/L | all year | 001 |
| Cadmium, total recoverable | daily maximum | ≤ .5 ug/L | all year | 001 |
| Lead, total recoverable | monthly average | ≤ 1.7 ug/L | all year | 001 |
| Lead, total recoverable | daily maximum | ≤ 3.4 ug/L | all year | 001 |
| Chromium, total recoverable | monthly average | ≤ 50 ug/L | all year | 001 |
| Chromium, total recoverable | daily maximum | ≤ 100 ug/L | all year | 001 |
| Copper, total recoverable | monthly average | ≤ 5 ug/L | all year | 001 |
| Copper, total recoverable | daily maximum | ≤ 10.3 ug/L | all year | 001 |
| Vanadium, total recoverable | monthly average | ≤ 100 ug/L | all year | 001 |
| Molybdenum, total recoverable | monthly average | ≤ 10 ug/L | all year | 001 |
| Antimony, total recoverable | monthly average | ≤ 6 ug/L | all year | 001 |
| Oil and grease | monthly average | ≤ 10 mg/L | all year | 001 |
| Oil and grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | ≤ .432 MGD | all year | 001 |
| Methyl Isobutyl Carbinol | monthly average | < 5 ug/L | all year | 001 |
| Methyl Isobutyl Carbinol | daily maximum | < 5 ug/L | all year | 001 |
| Potassium Amyl Xanthate [PAX] | monthly average | ≤ 0 ug/L | all year | 001 |
| Potassium Amyl Xanthate [PAX] | daily maximum | ≤ 0 ug/L | all year | 001 |
| Total Petroleum Hydrocarbons - Diesel | daily maximum | ≤ 50 ug/L | all year | 001 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 001 |
| Mercury, total recoverable | monthly average | ≤ .05 ug/L | all year | 001 |
| Mercury, total recoverable | daily maximum | ≤ .1 ug/L | all year | 001 |
| %Surv Static 96Hr Acute Pimphales Promelas | minimum | ≥ 70 % survival | all year | 001 |
| %Surv Static 96Hr Acute Pimphales Promelas | minimum | ≥ 70 % survival | all year | 001 |
| %Surv Static 96Hr Acute Pimphales Promelas | minimum median | ≥ 90 % survival | all year | 001 |
| %Surv Static 96Hr Acute Pimphales Promelas | minimum median | ≥ 90 % survival | all year | 001 |
| % Survival Static Renewal 96Hr Acute Pimephales promelas | minimum | ≥ 70 % survival | all year | 001 |
| % Survival Static Renewal 96Hr Acute Pimephales promelas | minimum | ≥ 70 % survival | all year | 001 |
| % Survival Static Renewal 96Hr Acute Pimephales promelas | minimum median | ≥ 90 % survival | all year | 001 |
| % Survival Static Renewal 96Hr Acute Pimephales promelas | minimum median | ≥ 90 % survival | all year | 001 |
| TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | average | report only (tox chronic) | all year | 001 |
| TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | average | report only (tox chronic) | all year | 001 |
| TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | daily maximum | report only (tox chronic) | all year | 001 |
| TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | daily maximum | report only (tox chronic) | all year | 001 |
| TU Static Renewal 7-Day Chronic Pimphales promelas | average | report only (tox chronic) | all year | 001 |
| TU Static Renewal 7-Day Chronic Pimphales promelas | average | report only (tox chronic) | all year | 001 |
| TU Static Renewal 7-Day Chronic Pimphales promelas | daily maximum | report only (tox chronic) | all year | 001 |
| TU Static Renewal 7-Day Chronic Pimphales promelas | daily maximum | report only (tox chronic) | all year | 001 |
| Static 96Hr Chronic Selen. Capricornutum | average | report only (tox chronic) | all year | 001 |
| Static 96Hr Chronic Selen. Capricornutum | average | report only (tox chronic) | all year | 001 |
| Static 96Hr Chronic Selen. Capricornutum | daily maximum | report only (tox chronic) | all year | 001 |
| Static 96Hr Chronic Selen. Capricornutum | daily maximum | report only (tox chronic) | all year | 001 |
| Specific conductance | daily maximum | report only (umho/cm) | all year | INF |
| Specific conductance | daily maximum | report only (umho/cm) | all year | INF |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | INF |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | INF |
| pH | minimum | report only (SU) | all year | INF |
| pH | minimum | report only (SU) | all year | INF |
| pH | maximum | report only (SU) | all year | INF |
| pH | maximum | report only (SU) | all year | INF |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | INF |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | INF |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | all year | INF |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | all year | INF |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | INF |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | INF |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Cobalt, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Cobalt, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Vanadium, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Vanadium, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Molybdenum, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Molybdenum, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Antimony, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Antimony, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Oil and grease | daily maximum | report only (mg/L) | all year | INF |
| Oil and grease | daily maximum | report only (mg/L) | all year | INF |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | INF |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | INF |
| Total Petroleum Hydrocarbons - Diesel | daily maximum | report only (ug/L) | all year | INF |
| Total Petroleum Hydrocarbons - Diesel | daily maximum | report only (ug/L) | all year | INF |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | INF |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | INF |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | INF |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | INF |
Cited limits by parameter: California's rules and the federal ones.
Same industry: the 5 Metal Mining permits in California.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/CA0085294 · MCP: https://passage-data.com/mcp