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Clean Water Act discharge permit · NPDES TXRNECM50

ALLIED DEAN CHEM, Houston, TX: NPDES TXRNECM50 discharge permit, effluent exceedances, inspections, penalties

ALLIED DEAN CHEM, held by ALLIED DEAN-CHEM, LLC, holds NPDES permit TXRNECM50. EPA’s file records it issued May 6, 2025 and expiring August 13, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for ALLIED DEAN CHEM: 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 TXRNECM50.

Identity

Facility as filedALLIED DEAN CHEM
Permittee as filedALLIED DEAN-CHEM, LLC
NPDES IDTXRNECM50
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
IssuedMay 6, 2025
Expiration dateAugust 13, 2026
AddressHouston, TX 77087
Receiving water impaired303(D) Listed
SubwatershedLower Sims Bayou (HUC 120401040502)
SIC3471 – Plating And Polishing
Other EPA IDs (FRS)RCRA handler TXR000023424; ICIS-AIR source 06000000482016E134

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXRNECM50.

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 TXRNECM50.

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, TXRNECM50.

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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 TXRNECM50 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers NPDES permit TXRNECM50 for ALLIED DEAN CHEM in Houston, TX, held by ALLIED DEAN-CHEM, LLC, under an administratively continued status with a minor discharger class and an industrial stormwater program. The facts list 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and the permit was issued May 6, 2025 with an expiration date of August 13, 2026. The subwatershed is Lower Sims Bayou (HUC 12040104).