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NPDES TXR05GE07 · Clean Water Act

TRYSTAR, Houston, TX: NPDES TXR05GE07 discharge permit, effluent exceedances, inspections, penalties

TRYSTAR, Houston, Texas: General permit coverage TXR05GE07, held by Trystar, LLC; Industrial stormwater; Administratively continued; issued July 28, 2023, term to August 13, 2026.

No violation or effluent exceedance is on file for any of the 17 pollutants listed for NPDES TXR05GE07.

  • Zinc, total [as Zn]: 4 limits.
  • Solids, total suspended: 2 limits.
  • Nitrite + Nitrate total [as N]: 2 limits.
  • Arsenic, total [as As]: 2 limits.
  • Barium, total [as Ba]: 2 limits.
  • Cadmium, total [as Cd]: 2 limits.
  • Chromium, total [as Cr]: 2 limits.
  • Copper, total [as Cu]: 2 limits.
  • Iron, total [as Fe]: 2 limits.
  • Lead, total [as Pb]: 2 limits.
  • Manganese, total [as Mn]: 2 limits.
  • Nickel, total [as Ni]: 2 limits.
  • Silver, total [as Ag]: 2 limits.
  • Aluminum, total [as Al]: 2 limits.
  • Selenium, total [as Se]: 2 limits.
  • E. coli: 2 limits.
  • Mercury, total [as Hg]: 2 limits.

Texas holds 8,480 Industrial stormwater coverages of this permit type in EPA’s file; 4,774 were issued before TXR05GE07. Trystar, LLC holds 2 permits in Texas.

Other permits held by Trystar, LLC

  • TRYSTAR, Houston: TXR05GE08, issued 2023-07-28

Coverages issued nearest TXR05GE07

TRYSTAR among its neighbors

114 discharge permits are in the Langham Creek subwatershed (HUC 120401040201); TXR05GE07 is one.

Other permits in the Langham Creek subwatershed (HUC 120401040201)

Identity

FacilityTRYSTAR
PermitteeTrystar, LLC
NPDES IDTXR05GE07
StatusAdministratively continued
TypeGeneral permit coverage
ClassMinor
Facility typeNon-POTW
ProgramIndustrial stormwater
IssuedJuly 28, 2023
ExpiresAugust 13, 2026
AddressHouston, TX 77041
SubwatershedLangham Creek (HUC 120401040201)

NPDES TXR05GE07: effluent limits and exceedances

TRYSTAR (NPDES TXR05GE07): 17 pollutants on file, 17 limited; 0 with a violation of any kind, 0 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
Zinc, total [as Zn]400
Solids, total suspended200
Nitrite + Nitrate total [as N]200
Arsenic, total [as As]200
Barium, total [as Ba]200
Cadmium, total [as Cd]200
Chromium, total [as Cr]200
Copper, total [as Cu]200
Iron, total [as Fe]200
Lead, total [as Pb]200
Manganese, total [as Mn]200
Nickel, total [as Ni]200
Silver, total [as Ag]200
Aluminum, total [as Al]200
Selenium, total [as Se]200
E. coli200
Mercury, total [as Hg]200

NPDES TXR05GE07: inspections, violations and enforcement

NPDES TXR05GE07 (TRYSTAR): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.

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Permits near NPDES TXR05GE07

NPDES TXR05GE07: 17 pollutant rows, 0 dated events; ICIS-NPDES download, loaded September 15, 2026.