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Clean Water Act discharge permit · NPDES TX0134384

SOMBRERETILLO WWTP, Laredo, TX: NPDES TX0134384 discharge permit, effluent exceedances, inspections, penalties

SOMBRERETILLO WWTP, held by LAREDO, CITY OF, holds NPDES permit TX0134384, which discharges to Amistad. EPA’s file records it issued April 27, 2021 and expiring April 27, 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 SOMBRERETILLO WWTP: its NPDES ID, its permit type and status, its dates, its address in Laredo, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TX0134384.

Identity

Facility as filedSOMBRERETILLO WWTP
Permittee as filedLAREDO, CITY OF
NPDES IDTX0134384
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMajor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedApril 27, 2021
Expiration dateApril 27, 2026
AddressLaredo, TX 78045
Receiving waterAMISTAD
SubwatershedSombrerito Creek (HUC 130800020701)
SIC4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TX0134384.

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 TX0134384.

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, TX0134384.

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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 TX0134384 there.

Nearby on the register

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

What this page shows

SOMBRERETILLO WWTP is one of 10 potw permits on EPA's NPDES register in Webb County, and 88.9% of the 9 potw permits in Webb County have an earlier issue date than this permit. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance.