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Clean Water Act discharge permit · NPDES TXR05GI64

HOUSTON TERMINAL, Houston, TX: NPDES TXR05GI64 discharge permit, effluent exceedances, inspections, penalties

HOUSTON TERMINAL, held by ISOCHEM LOGISTICS, L.L.C., holds NPDES permit TXR05GI64. EPA’s file records it issued March 18, 2024 and expiring August 13, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for HOUSTON TERMINAL: its NPDES ID, its permit type and status, its dates, its address in Houston, Texas. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR05GI64.

Identity

Facility as filedHOUSTON TERMINAL
Permittee as filedISOCHEM LOGISTICS, L.L.C.
NPDES IDTXR05GI64
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
IssuedMarch 18, 2024
Expiration dateAugust 13, 2026
AddressHouston, TX 77078
SubwatershedLower Greens Bayou (HUC 120401040606)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR05GI64.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR05GI64.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, TXR05GI64.

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID TXR05GI64 there.

Nearby on the register

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

What this page shows

The HOUSTON TERMINAL storm water industrial permit (NPDES ID TXR05GI64), held by ISOCHEM LOGISTICS, L.L.C., is one of 1,284 storm water industrial permits in Harris County on EPA's NPDES register, and it sits among 97 NPDES permits in the Lower Greens Bayou subwatershed, this one included. Of the 1,283 storm water industrial permits in Harris County, 49.0% were issued earlier than this one, and 0.9% of the 1,284 county permits carry a violation on file. This permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance on record.