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NPDES TX0030937 · Clean Water Act

VOPAK LOGISTICS DEER PARK PLANT, Deer Park, TX: NPDES TX0030937 discharge permit, effluent exceedances, inspections, penalties

VOPAK LOGISTICS DEER PARK PLANT, Deer Park, Texas: Individual permit TX0030937, held by VOPAK TERMINAL DEER PARK INC; Administratively continued; issued September 14, 2018, term to September 14, 2023; discharges to HOUSTON SHIP CHANNEL TIDAL.

1 of the 50 pollutants listed for NPDES TX0030937 have no violation or effluent exceedance.

  • BOD, carbonaceous [5 day, 20 C]: 4 limits, 67 violations of any kind, 23 effluent exceedances, latest December 31, 2015, largest 346% over the limit.
  • Enterococci: 2 limits, 14 violations of any kind, 14 effluent exceedances, latest February 29, 2024, largest 3,181% over the limit.
  • Oil & Grease: 4 limits, 51 violations of any kind, 9 effluent exceedances, latest December 31, 2024, largest 139% over the limit.
  • Vanadium, total [as V]: 4 limits, 51 violations of any kind, 7 effluent exceedances, latest April 30, 2014, largest 270% over the limit.
  • Acetone: 4 limits, 51 violations of any kind, 7 effluent exceedances, latest May 31, 2021, largest 95% over the limit.
  • Mercury, total [as Hg]: 4 limits, 50 violations of any kind, 6 effluent exceedances, latest December 31, 2015, largest 983% over the limit.
  • Solids, total suspended: 4 limits, 47 violations of any kind, 3 effluent exceedances, latest May 31, 2015, largest 19% over the limit.
  • 2-Butanone: 4 limits, 47 violations of any kind, 3 effluent exceedances, latest February 28, 2025, largest 132% over the limit.
  • Arsenic, total [as As]: 4 limits, 46 violations of any kind, 2 effluent exceedances, latest January 31, 2017, largest 96% over the limit.
  • Zinc, total [as Zn]: 4 limits, 46 violations of any kind, 2 effluent exceedances, latest May 31, 2020, largest 54% over the limit.
  • Fluoranthene: 4 limits, 46 violations of any kind, 2 effluent exceedances, latest October 31, 2013, largest 4% over the limit.
  • Nitrogen, ammonia total [as N]: 4 limits, 45 violations of any kind, 1 effluent exceedance, latest April 30, 2013, largest 17% over the limit.
  • Cadmium, total [as Cd]: 4 limits, 45 violations of any kind, 1 effluent exceedance, latest December 31, 2013, largest 16% over the limit.
  • Cobalt, total [as Co]: 4 limits, 45 violations of any kind, 1 effluent exceedance, latest December 31, 2013, largest 30% over the limit.
  • Titanium, total [as Ti]: 4 limits, 45 violations of any kind, 1 effluent exceedance, latest December 31, 2013, largest 5% over the limit.
  • Phenol: 4 limits, 45 violations of any kind, 1 effluent exceedance, latest July 31, 2011, largest 1% over the limit.
  • Phenols: 4 limits, 45 violations of any kind, 1 effluent exceedance, latest February 28, 2013, largest 13% over the limit.
  • Oxygen demand, chem. [high level] [COD]: 4 limits, 43 violations of any kind, 1 effluent exceedance, latest January 31, 2010, largest 32% over the limit.
  • Flow, in conduit or thru treatment plant: 2 limits, 21 violations of any kind, 1 effluent exceedance, latest March 31, 2011, largest 19% over the limit.
  • Copper, total [as Cu]: 4 limits, 44 violations of any kind.
  • Lead, total [as Pb]: 4 limits, 44 violations of any kind.
  • Nickel, total [as Ni]: 4 limits, 44 violations of any kind.
  • Silver, total [as Ag]: 4 limits, 44 violations of any kind.
  • Antimony, total [as Sb]: 4 limits, 44 violations of any kind.
  • Tin, total [as Sn]: 4 limits, 44 violations of any kind.
  • Butyl benzyl phthalate: 4 limits, 44 violations of any kind.
  • 2,4,6-Trichlorophenol: 4 limits, 44 violations of any kind.
  • Di[2-ethylhexyl] phthalate [DEHP]: 4 limits, 44 violations of any kind.
  • o-Cresol: 4 limits, 44 violations of any kind.
  • Pyridine: 4 limits, 44 violations of any kind.
  • p-Cresol: 4 limits, 44 violations of any kind.
  • n-Decane: 4 limits, 44 violations of any kind.
  • Carbazole: 4 limits, 44 violations of any kind.
  • n-Octadecane: 4 limits, 44 violations of any kind.
  • Acetophenone: 4 limits, 44 violations of any kind.
  • Cyanide, weak acid, dissociable: 0 limits, 44 violations of any kind.
  • Low Flow Pass/Fail Static Renewal 48Hr Acute Menidia menidia: 2 limits, 23 violations of any kind.
  • NOAEC Lethal Static Renewal 48HR Acute Menidia menidia: 2 limits, 23 violations of any kind.
  • Phosphorus, total [as P]: 2 limits, 22 violations of any kind.
  • Chromium, total [as Cr]: 2 limits, 22 violations of any kind.
  • LOAEC Survival Static Renewal 48HR Acute Menidia menidia: 2 limits, 22 violations of any kind.
  • LF Pass/Fail Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopis bahia): 2 limits, 21 violations of any kind.
  • NOAEC Lethal Static Renewal 48HR Acute Americamysis bahia (formerly Mysidopsis bahia): 2 limits, 21 violations of any kind.
  • pH: 2 limits, 20 violations of any kind.
  • LOAEC Lethal Survival Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia): 2 limits, 20 violations of any kind.
  • Whole effluent toxicity - retest #1: 3 limits, 4 violations of any kind.
  • Whole effluent toxicity - retest #2: 3 limits, 4 violations of any kind.
  • LC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia): 1 limit, 3 violations of any kind.
  • LC50 Pass/Fail Static 24Hr Acute Menidia menidia: 1 limit, 3 violations of any kind.
  • Cyanide, free [amenable to chlorination]: 4 limits.
  • June 4, 2026: Evaluation (S).
  • February 4, 2026: State CWA Penalty AO (State), $26,000 state or local penalty.

VOPAK LOGISTICS DEER PARK PLANT among its neighbors

301 discharge permits are in the Vince Bayou-Buffalo Bayou subwatershed (HUC 120401040703); TX0030937 is one. Its county: 4,455, 195 major; TX0030937 is major permit.

Other permits in the Vince Bayou-Buffalo Bayou subwatershed (HUC 120401040703)

Identity

FacilityVOPAK LOGISTICS DEER PARK PLANT
PermitteeVOPAK TERMINAL DEER PARK INC
NPDES IDTX0030937
StatusAdministratively continued
TypeIndividual permit
ClassMajor
Facility typeNon-POTW
IssuedSeptember 14, 2018
ExpiresSeptember 14, 2023
AddressDeer Park, TX 77536
Receiving waterHOUSTON SHIP CHANNEL TIDAL
Receiving water impaired303(D) Listed
SubwatershedVince Bayou-Buffalo Bayou (HUC 120401040703)
SIC4953 – Refuse Systems
Other EPA IDs (FRS)RCRA handler TXD097673149; ICIS-AIR source TX0000004820100248

NPDES TX0030937: effluent limits and exceedances

VOPAK LOGISTICS DEER PARK PLANT (NPDES TX0030937): 50 pollutants on file, 49 limited; 49 with a violation of any kind, 19 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
BOD, carbonaceous [5 day, 20 C]46723December 31, 2015346% over the limit
Enterococci21414February 29, 20243,181% over the limit
Oil & Grease4519December 31, 2024139% over the limit
Vanadium, total [as V]4517April 30, 2014270% over the limit
Acetone4517May 31, 202195% over the limit
Mercury, total [as Hg]4506December 31, 2015983% over the limit
Solids, total suspended4473May 31, 201519% over the limit
2-Butanone4473February 28, 2025132% over the limit
Arsenic, total [as As]4462January 31, 201796% over the limit
Zinc, total [as Zn]4462May 31, 202054% over the limit
Fluoranthene4462October 31, 20134% over the limit
Nitrogen, ammonia total [as N]4451April 30, 201317% over the limit
Cadmium, total [as Cd]4451December 31, 201316% over the limit
Cobalt, total [as Co]4451December 31, 201330% over the limit
Titanium, total [as Ti]4451December 31, 20135% over the limit
Phenol4451July 31, 20111% over the limit
Phenols4451February 28, 201313% over the limit
Oxygen demand, chem. [high level] [COD]4431January 31, 201032% over the limit
Flow, in conduit or thru treatment plant2211March 31, 201119% over the limit
Copper, total [as Cu]4440
Lead, total [as Pb]4440
Nickel, total [as Ni]4440
Silver, total [as Ag]4440
Antimony, total [as Sb]4440
Tin, total [as Sn]4440
Butyl benzyl phthalate4440
2,4,6-Trichlorophenol4440
Di[2-ethylhexyl] phthalate [DEHP]4440
o-Cresol4440
Pyridine4440
p-Cresol4440
n-Decane4440
Carbazole4440
n-Octadecane4440
Acetophenone4440
Cyanide, weak acid, dissociable0440
Low Flow Pass/Fail Static Renewal 48Hr Acute Menidia menidia2230
NOAEC Lethal Static Renewal 48HR Acute Menidia menidia2230
Phosphorus, total [as P]2220
Chromium, total [as Cr]2220
LOAEC Survival Static Renewal 48HR Acute Menidia menidia2220
LF Pass/Fail Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopis bahia)2210
NOAEC Lethal Static Renewal 48HR Acute Americamysis bahia (formerly Mysidopsis bahia)2210
pH2200
LOAEC Lethal Survival Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia)2200
Whole effluent toxicity - retest #1340
Whole effluent toxicity - retest #2340
LC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia)130
LC50 Pass/Fail Static 24Hr Acute Menidia menidia130
Cyanide, free [amenable to chlorination]400

NPDES TX0030937: inspections, violations and enforcement

NPDES TX0030937: 1 inspection

DateWhat EPA recordedAgency
June 4, 2026EvaluationS

NPDES TX0030937: 1 formal enforcement action

1 of them with a penalty assessed. How penalties are shown.

DateWhat EPA recordedAgencyFederal penaltyState or local penalty
February 4, 2026State CWA Penalty AOState$26,000

NPDES TX0030937 (VOPAK LOGISTICS DEER PARK PLANT): no single-event violation and informal enforcement action on file.

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Permits near NPDES TX0030937

NPDES TX0030937: 50 pollutant rows, 2 dated events; ICIS-NPDES download, loaded October 14, 2026.