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Clean Water Act discharge permit · NPDES TXR05GV65

TXAM, Houston, TX: NPDES TXR05GV65 discharge permit, effluent exceedances, inspections, penalties

TXAM, held by Mark Adamson, holds NPDES permit TXR05GV65. EPA’s file records it issued October 21, 2025 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 TXAM: 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 TXR05GV65.

Identity

Facility as filedTXAM
Permittee as filedMark Adamson
NPDES IDTXR05GV65
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
IssuedOctober 21, 2025
Expiration dateAugust 13, 2026
AddressHouston, TX 77091
SubwatershedLittle Whiteoak Bayou-Whiteoak Bayou (HUC 120401040304)

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 TXR05GV65.

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 TXR05GV65.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR05GV65.

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 TXR05GV65.

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

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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 TXR05GV65 there.

Nearby on the register

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

What this page shows

TXAM is one of 1,284 storm water industrial permits on EPA's NPDES register in Harris County. The permit is among 211 NPDES permits in the Little Whiteoak Bayou-Whiteoak Bayou subwatershed. Of all 1,283 storm water industrial permits in Harris County, 80.1% have an earlier issue date than this permit.