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NPDES CAF001306 · Clean Water Act

PLATFORM HERMOSA, Pacific Ocean, CA: NPDES CAF001306 discharge permit, effluent exceedances, inspections, penalties

PLATFORM HERMOSA, Pacific Ocean, California: General permit coverage CAF001306, held by Freeport-McMoRan oil & Gas HERMOSA - CAG280000; Administratively continued; issued September 15, 2004, term to November 30, 2009; discharges to Pacific Ocean.

9 of the 34 pollutants listed for NPDES CAF001306 have no violation or effluent exceedance.

  • Floating solids or visible foam-visual/days: 17 limits, 34 violations of any kind.
  • Free Oil Visual Sheen: 12 limits, 22 violations of any kind.
  • Flow: 8 limits, 19 violations of any kind.
  • Chlorine, total residual: 0 limits, 8 violations of any kind.
  • LC50 Static 96Hr Acute Mysid. Bahia: 3 limits, 6 violations of any kind.
  • Oil and grease, hexane extr method: 2 limits, 4 violations of any kind.
  • Well fluids, oil & grease: 2 limits, 4 violations of any kind.
  • Sulfide-hydrogen sulfide [undissociated]: 2 limits, 4 violations of any kind.
  • Drilling fluids, volume: 2 limits, 4 violations of any kind.
  • Drill cuttings, free oil: 2 limits, 4 violations of any kind.
  • Drilling cuttings, volume: 2 limits, 4 violations of any kind.
  • Produced water, flow: 2 limits, 4 violations of any kind.
  • Well fluids, volume: 2 limits, 4 violations of any kind.
  • Sanitary waste, residual chlorine: 2 limits, 4 violations of any kind.
  • Number of Events: 1 limit, 2 violations of any kind.
  • Flow rate, deck drainage: 1 limit, 2 violations of any kind.
  • Flow rate, domestic: 1 limit, 2 violations of any kind.
  • Oil based fluids, non-aqueous based drilling fluids and cuttings: 1 limit, 2 violations of any kind.
  • Cadmium [Cd], in barite, dry weight: 1 limit, 2 violations of any kind.
  • Mercury [Hg], in barite, dry weight: 1 limit, 2 violations of any kind.
  • Drilling fluids, free oil: 1 limit, 2 violations of any kind.
  • Well fluids, free oil: 1 limit, 2 violations of any kind.
  • Sanitary waste, flow: 1 limit, 2 violations of any kind.
  • Sanitary waste, solids: 1 limit, 2 violations of any kind.
  • Domestic waste, foam and floating solids: 1 limit, 2 violations of any kind.
  • Chlorine addition rate: 5 limits.
  • Copper, total recoverable: 2 limits.
  • Benzene: 2 limits.
  • Benzo[b]fluoranthene: 2 limits.
  • Benzo[k]fluoranthene: 2 limits.
  • Benzo[a]pyrene: 2 limits.
  • Chrysene: 2 limits.
  • Benzo[a]anthracene: 2 limits.
  • Dibenz[a,h]anthracene: 2 limits.

PLATFORM HERMOSA among its neighbors

Its county: 21, 3 major; CAF001306 is minor permit.

Other permits in the county

Identity

FacilityPLATFORM HERMOSA
PermitteeFreeport-McMoRan oil & Gas HERMOSA - CAG280000
NPDES IDCAF001306
StatusAdministratively continued
TypeGeneral permit coverage
ClassMinor
Facility typeNon-POTW
IssuedSeptember 15, 2004
ExpiresNovember 30, 2009
AddressPacific Ocean, CA 93455
Receiving waterPacific Ocean

NPDES CAF001306: effluent limits and exceedances

PLATFORM HERMOSA (NPDES CAF001306): 34 pollutants on file, 33 limited; 25 with a violation of any kind, 0 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
Floating solids or visible foam-visual/days17340
Free Oil Visual Sheen12220
Flow8190
Chlorine, total residual080
LC50 Static 96Hr Acute Mysid. Bahia360
Oil and grease, hexane extr method240
Well fluids, oil & grease240
Sulfide-hydrogen sulfide [undissociated]240
Drilling fluids, volume240
Drill cuttings, free oil240
Drilling cuttings, volume240
Produced water, flow240
Well fluids, volume240
Sanitary waste, residual chlorine240
Number of Events120
Flow rate, deck drainage120
Flow rate, domestic120
Oil based fluids, non-aqueous based drilling fluids and cuttings120
Cadmium [Cd], in barite, dry weight120
Mercury [Hg], in barite, dry weight120
Drilling fluids, free oil120
Well fluids, free oil120
Sanitary waste, flow120
Sanitary waste, solids120
Domestic waste, foam and floating solids120
Chlorine addition rate500
Copper, total recoverable200
Benzene200
Benzo[b]fluoranthene200
Benzo[k]fluoranthene200
Benzo[a]pyrene200
Chrysene200
Benzo[a]anthracene200
Dibenz[a,h]anthracene200

NPDES CAF001306: inspections, violations and enforcement

NPDES CAF001306 (PLATFORM HERMOSA): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.

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Permits near NPDES CAF001306

NPDES CAF001306: 34 pollutant rows, 0 dated events; ICIS-NPDES download, loaded September 15, 2026.