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NPDES NV0023345 · Clean Water Act

ESMERALDA PROJECT, Hawthorne, NV: NPDES NV0023345 discharge permit, effluent exceedances, inspections, penalties

ESMERALDA PROJECT, Hawthorne, Nevada: Individual permit NV0023345, held by ANTLER PEAK GOLD INC.; Administratively continued; issued December 7, 2004, term to December 16, 2009, by NDEP; discharges to EAST WALKER RIVER.

13 of the 41 pollutants listed for NPDES NV0023345 have no violation or effluent exceedance.

  • Solids, total dissolved: 3 limits, 8 violations of any kind, 1 effluent exceedance, latest April 30, 2005, largest 3% over the limit.
  • Manganese, total recoverable: 1 limit, 7 violations of any kind, 1 effluent exceedance, latest April 30, 2005, largest 105% over the limit.
  • Mercury, total recoverable: 2 limits, 3 violations of any kind, 1 effluent exceedance, latest June 30, 2005, largest 733% over the limit.
  • Molybdenum, total recoverable: 1 limit, 1 violation of any kind, 1 effluent exceedance, latest June 30, 2005, largest 21% over the limit.
  • Flow rate: 0 limits, 64 violations of any kind.
  • Solids, total suspended: 3 limits, 20 violations of any kind.
  • Hardness, total [as CaCO3]: 2 limits, 12 violations of any kind.
  • Selenium, total recoverable: 2 limits, 12 violations of any kind.
  • Cadmium, total recoverable: 2 limits, 12 violations of any kind.
  • Lead, total recoverable: 2 limits, 12 violations of any kind.
  • Copper, total recoverable: 2 limits, 12 violations of any kind.
  • Water level relative to mean sea level: 0 limits, 8 violations of any kind.
  • Nitrogen, total [as N]: 3 limits, 6 violations of any kind.
  • Sulfide, total [as S]: 1 limit, 6 violations of any kind.
  • Sulfate, total [as SO4]: 1 limit, 6 violations of any kind.
  • Arsenic, total recoverable: 1 limit, 6 violations of any kind.
  • Silver total recoverable: 1 limit, 6 violations of any kind.
  • Hydrocarbons, total petroleum: 1 limit, 6 violations of any kind.
  • pH, maximum: 0 limits, 6 violations of any kind.
  • pH, minimum: 0 limits, 6 violations of any kind.
  • Nitrogen, ammonia total [as N]: 2 limits, 4 violations of any kind.
  • Oxygen, dissolved [DO]: 2 limits, 2 violations of any kind.
  • Phosphorus, total [as P]: 1 limit, 2 violations of any kind.
  • Fluoride, total [as F]: 1 limit, 2 violations of any kind.
  • Antimony, total recoverable: 1 limit, 2 violations of any kind.
  • Molybdenum, total [as Mo]: 0 limits, 2 violations of any kind.
  • Chloride [as Cl]: 3 limits, 1 violation of any kind.
  • Iron, total recoverable: 1 limit, 1 violation of any kind.
  • Temperature, water deg. centigrade: 3 limits.
  • pH: 2 limits.
  • Cyanide, total [as CN]: 2 limits.
  • Zinc, total recoverable: 2 limits.
  • Flow, in conduit or thru treatment plant: 2 limits.
  • Phosphate, total, color method [as P]: 2 limits.
  • Thallium, total recoverable: 1 limit.
  • Barium, total [as Ba]: 1 limit.
  • Boron, total [as B]: 1 limit.
  • Chromium, total [as Cr]: 1 limit.
  • Nickel, total recoverable: 1 limit.
  • Chromium, total recoverable: 1 limit.
  • Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas: 1 limit.

ESMERALDA PROJECT among its neighbors

1 discharge permits are in the Lower Bodie Creek subwatershed (HUC 160503010206); NV0023345 is one. Its county: 2, 1 major; NV0023345 is major permit.

Identity

FacilityESMERALDA PROJECT
PermitteeANTLER PEAK GOLD INC.
NPDES IDNV0023345
StatusAdministratively continued
TypeIndividual permit
ClassMajor
Facility typeNon-POTW
IssuedDecember 7, 2004
ExpiresDecember 16, 2009
AgencyNDEP
AddressHawthorne, NV 89415
Receiving waterEAST WALKER RIVER
SubwatershedLower Bodie Creek (HUC 160503010206)
SIC1041 – Gold Ores

NPDES NV0023345: effluent limits and exceedances

ESMERALDA PROJECT (NPDES NV0023345): 41 pollutants on file, 36 limited; 28 with a violation of any kind, 4 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
Solids, total dissolved381April 30, 20053% over the limit
Manganese, total recoverable171April 30, 2005105% over the limit
Mercury, total recoverable231June 30, 2005733% over the limit
Molybdenum, total recoverable111June 30, 200521% over the limit
Flow rate0640
Solids, total suspended3200
Hardness, total [as CaCO3]2120
Selenium, total recoverable2120
Cadmium, total recoverable2120
Lead, total recoverable2120
Copper, total recoverable2120
Water level relative to mean sea level080
Nitrogen, total [as N]360
Sulfide, total [as S]160
Sulfate, total [as SO4]160
Arsenic, total recoverable160
Silver total recoverable160
Hydrocarbons, total petroleum160
pH, maximum060
pH, minimum060
Nitrogen, ammonia total [as N]240
Oxygen, dissolved [DO]220
Phosphorus, total [as P]120
Fluoride, total [as F]120
Antimony, total recoverable120
Molybdenum, total [as Mo]020
Chloride [as Cl]310
Iron, total recoverable110
Temperature, water deg. centigrade300
pH200
Cyanide, total [as CN]200
Zinc, total recoverable200
Flow, in conduit or thru treatment plant200
Phosphate, total, color method [as P]200
Thallium, total recoverable100
Barium, total [as Ba]100
Boron, total [as B]100
Chromium, total [as Cr]100
Nickel, total recoverable100
Chromium, total recoverable100
Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas100

NPDES NV0023345: inspections, violations and enforcement

NPDES NV0023345 (ESMERALDA PROJECT): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.

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Permits near NPDES NV0023345

NPDES NV0023345: 41 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.