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Clean Water Act discharge permit · NPDES TXR05FX54

HOUSTON PLANT MINERALTECH, Houston, TX: NPDES TXR05FX54 discharge permit, effluent exceedances, inspections, penalties

HOUSTON PLANT MINERALTECH, held by MineralTech Gulf Coast Abrasives, LLC, holds NPDES permit TXR05FX54. EPA’s file records it issued December 15, 2022 and expiring August 13, 2026.

HOUSTON PLANT MINERALTECH, Houston, Texas: Coverage under a general permit TXR05FX54, held by MineralTech Gulf Coast Abrasives, LLC; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued December 15, 2022, term to August 13, 2026.

  • Solids, total suspended: 9 limits, 1 violation of any kind, 1 effluent exceedance, latest December 31, 2024, largest 44% over the limit.
  • pH: 6 limits, 0 violations of any kind, 0 effluent exceedances.
  • Nitrite + Nitrate total [as N]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Arsenic, total [as As]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Barium, total [as Ba]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Cadmium, total [as Cd]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Chromium, total [as Cr]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Copper, total [as Cu]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Lead, total [as Pb]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Manganese, total [as Mn]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Nickel, total [as Ni]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Silver, total [as Ag]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Zinc, total [as Zn]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Selenium, total [as Se]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
  • Mercury, total [as Hg]: 3 limits, 0 violations of any kind, 0 effluent exceedances.

Texas holds 8,480 Industrial stormwater coverages of this permit type in EPA’s file; 3,959 were issued before TXR05FX54. MineralTech Gulf Coast Abrasives, LLC holds 3 permits in Texas.

Other permits held by MineralTech Gulf Coast Abrasives, LLC

Coverages issued nearest TXR05FX54

HOUSTON PLANT MINERALTECH among its neighbors

EPA’s permit file holds 108 discharge permits in the Jackson Bayou-San Jacinto River subwatershed (HUC 120401040704), TXR05FX54 among them. Its county holds 4,455, 195 of them major permits; TXR05FX54 is a minor permit.

Other permits in the Jackson Bayou-San Jacinto River subwatershed (HUC 120401040704)

Identity

Facility as filedHOUSTON PLANT MINERALTECH
Permittee as filedMineralTech Gulf Coast Abrasives, LLC
NPDES IDTXR05FX54
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedDecember 15, 2022
Expiration dateAugust 13, 2026
AddressHouston, TX 77044
Receiving water impaired303(D) Listed
SubwatershedJackson Bayou-San Jacinto River (HUC 120401040704)

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended911December 31, 202444% over the limit
pH600
Nitrite + Nitrate total [as N]300
Arsenic, total [as As]300
Barium, total [as Ba]300
Cadmium, total [as Cd]300
Chromium, total [as Cr]300
Copper, total [as Cu]300
Lead, total [as Pb]300
Manganese, total [as Mn]300
Nickel, total [as Ni]300
Silver, total [as Ag]300
Zinc, total [as Zn]300
Selenium, total [as Se]300
Mercury, total [as Hg]300

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR05FX54.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR05FX54.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TXR05FX54.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers NPDES permit TXR05FX54 for the HOUSTON PLANT MINERALTECH in Houston, TX, held by MineralTech Gulf Coast Abrasives, LLC, under an industrial stormwater program with administratively continued status and a minor discharger classification. The page lists 15 pollutants on file, of which 15 are under a numeric limit and 1 has an effluent exceedance.