Passage Data · Check a report · Use it from your AI
Gold Ores, Carlin, Nevada. NPDES permit NV0022268 expired Jan 31, 2023; its limits still apply. Last 12 months: over a limit once (last December 2025), 81 required values missing, 7 of 19 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| December 2025 | Sulfide, total [as S], 4-day average | < 50 ug/L | ≤ 2 ug/L | 2400% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | monthly average | report only (deg C) | all year | 00A |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | all year | 00A |
| Temperature, water deg. centigrade | daily maximum | ≤ 34 deg C | all year | 00A |
| Temperature, water deg. centigrade | daily maximum | ≤ 34 deg C | all year | 00A |
| Flow rate | 30-day average | ≤ 72 MGD | all year | 00A |
| Flow rate | 30-day average | ≤ 72 MGD | all year | 00A |
| Flow rate | daily maximum | ≤ 90 MGD | all year | 00A |
| Flow rate | daily maximum | ≤ 90 MGD | all year | 00A |
| Turbidity | monthly average | report only (NTU) | all year | 00A |
| Turbidity | monthly average | report only (NTU) | all year | 00A |
| Turbidity | daily maximum | ≤ 50 NTU | all year | 00A |
| Turbidity | daily maximum | ≤ 50 NTU | all year | 00A |
| Color, apparent [unfiltered sample] | monthly average | report only (col unit (pc)) | all year | 00A |
| Color, apparent [unfiltered sample] | monthly average | report only (col unit (pc)) | all year | 00A |
| Color, apparent [unfiltered sample] | daily maximum | ≤ 75 col unit (pc) | all year | 00A |
| Color, apparent [unfiltered sample] | daily maximum | ≤ 75 col unit (pc) | all year | 00A |
| Oxygen, dissolved [DO] | daily minimum | ≥ 5 mg/L | all year | 00A |
| Oxygen, dissolved [DO] | daily minimum | ≥ 5 mg/L | all year | 00A |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 00A |
| Oxygen, dissolved [DO] | monthly average | report only (mg/L) | all year | 00A |
| pH | monthly average | report only (SU) | all year | 00A |
| pH | monthly average | report only (SU) | all year | 00A |
| Alkalinity, total [as CaCO3] | daily minimum | ≥ 20 mg/L | all year | 00A |
| Alkalinity, total [as CaCO3] | daily minimum | ≥ 20 mg/L | all year | 00A |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 00A |
| Alkalinity, total [as CaCO3] | monthly average | report only (mg/L) | all year | 00A |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 00A |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 00A |
| Solids, total suspended | daily maximum | ≤ 80 mg/L | all year | 00A |
| Solids, total suspended | daily maximum | ≤ 80 mg/L | all year | 00A |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1 Ratio | all year | 00A |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 1 Ratio | all year | 00A |
| Nitrogen, nitrite total [as N] | monthly average | report only (mg/L) | all year | 00A |
| Nitrogen, nitrite total [as N] | monthly average | report only (mg/L) | all year | 00A |
| Nitrogen, nitrite total [as N] | daily maximum | ≤ 1 mg/L | all year | 00A |
| Nitrogen, nitrite total [as N] | daily maximum | ≤ 1 mg/L | all year | 00A |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 00A |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 00A |
| Nitrite + Nitrate total [as N] | daily maximum | ≤ 10 mg/L | all year | 00A |
| Nitrite + Nitrate total [as N] | daily maximum | ≤ 10 mg/L | all year | 00A |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 00A |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 00A |
| Phosphorus, total [as P] | daily maximum | ≤ .33 mg/L | all year | 00A |
| Phosphorus, total [as P] | daily maximum | ≤ .33 mg/L | all year | 00A |
| Cyanide, total [as CN] | monthly average | report only (ug/L) | all year | 00A |
| Cyanide, total [as CN] | monthly average | report only (ug/L) | all year | 00A |
| Cyanide, total [as CN] | daily maximum | ≤ 5.2 ug/L | all year | 00A |
| Cyanide, total [as CN] | daily maximum | ≤ 5.2 ug/L | all year | 00A |
| Sulfide, total [as S] | 4-day average | ≤ 2 ug/L | all year | 00A |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 00A |
| Calcium, total [as Ca] | daily maximum | report only (mg/L) | all year | 00A |
| Magnesium, total [as Mg] | daily maximum | report only (mg/L) | all year | 00A |
| Sodium, total [as Na] | daily maximum | report only (mg/L) | all year | 00A |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 00A |
| Chloride [as Cl] | 4-day average | ≤ 230 mg/L | all year | 00A |
| Chloride [as Cl] | 4-day average | ≤ 230 mg/L | all year | 00A |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 00A |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 00A |
| Sulfate, total [as SO4] | daily maximum | ≤ 250 mg/L | all year | 00A |
| Fluoride, total [as F] | daily maximum | ≤ 1000 ug/L | all year | 00A |
| Iron, total recoverable | monthly average | report only (ug/L) | all year | 00A |
| Iron, total recoverable | monthly average | report only (ug/L) | all year | 00A |
| Iron, total recoverable | daily maximum | ≤ 1000 ug/L | all year | 00A |
| Iron, total recoverable | daily maximum | ≤ 1000 ug/L | all year | 00A |
| Selenium, total recoverable | 4-day average | ≤ 5 ug/L | all year | 00A |
| Arsenic, total [as As] | daily maximum | ≤ .05 mg/L | all year | 00A |
| Arsenic, total [as As] | daily maximum | ≤ .05 mg/L | all year | 00A |
| Barium, total recoverable | daily maximum | report only (ug/L) | all year | 00A |
| Beryllium, total [as Be] | daily maximum | ≤ 100 ug/L | all year | 00A |
| Cadmium, dissolved [as Cd] | daily maximum | ≤ 1 Ratio | all year | 00A |
| Chromium, total [as Cr] | daily maximum | ≤ 100 ug/L | all year | 00A |
| Copper, dissolved [as Cu] | daily maximum | ≤ 1 Ratio | all year | 00A |
| Lead, dissolved [as Pb] | daily maximum | ≤ 1 Ratio | all year | 00A |
| Thallium, total [as Tl] | daily maximum | report only (mg/L) | all year | 00A |
| Nickel, total recoverable | daily maximum | ≤ 1 Ratio | all year | 00A |
| Silver total recoverable | daily maximum | ≤ 1 Ratio | all year | 00A |
| Zinc, dissolved [as Zn] | daily maximum | ≤ 1 Ratio | all year | 00A |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 00A |
| Antimony, total recoverable | daily maximum | report only (ug/L) | all year | 00A |
| Manganese, total recoverable | monthly average | report only (ug/L) | all year | 00A |
| Manganese, total recoverable | monthly average | report only (ug/L) | all year | 00A |
| Manganese, total recoverable | daily maximum | ≤ 200 ug/L | all year | 00A |
| Manganese, total recoverable | daily maximum | ≤ 200 ug/L | all year | 00A |
| pH, maximum | daily maximum | ≤ 9 SU | all year | 00A |
| pH, maximum | daily maximum | ≤ 9 SU | all year | 00A |
| pH, minimum | daily minimum | ≥ 6.5 SU | all year | 00A |
| pH, minimum | daily minimum | ≥ 6.5 SU | all year | 00A |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 00A |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 00A |
| Solids, total dissolved | daily maximum | ≤ 400 mg/L | all year | 00A |
| Solids, total dissolved | daily maximum | ≤ 400 mg/L | all year | 00A |
| Mercury, dissolved [as Hg] | daily maximum | ≤ 1.4 ug/L | all year | 00A |
| Mercury, dissolved [as Hg] | daily maximum | ≤ 1.4 ug/L | all year | 00A |
| Mercury, dissolved [as Hg] | monthly average | report only (ug/L) | all year | 00A |
| Mercury, dissolved [as Hg] | monthly average | report only (ug/L) | all year | 00A |
| Mercury, dissolved [as Hg] | 4-day average | ≤ .77 ug/L | all year | 00A |
| Mercury, dissolved [as Hg] | 4-day average | ≤ .77 ug/L | all year | 00A |
| Flow rate | daily maximum | report only (MGD) | all year | MG2 |
| Flow rate | daily maximum | report only (MGD) | all year | MG2 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | MG2 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | MG2 |
Cited limits by parameter: Nevada's rules and the federal ones.
Same industry: the 5 Metal Mining permits in Nevada.
· 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/NV0022268 · MCP: https://passage-data.com/mcp