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Clean Water Act discharge permit · NPDES TXR1556TC

14104 MERCURY DR, Laredo, TX: NPDES TXR1556TC discharge permit, effluent exceedances, inspections, penalties

14104 MERCURY DR, held by Tornado Paving LLC, holds NPDES permit TXR1556TC, which discharges to Middle Pasture Lake. EPA’s file records it issued December 26, 2024 and expiring March 4, 2028. 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 14104 MERCURY DR: 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 TXR1556TC.

Identity

Facility as filed14104 MERCURY DR
Permittee as filedTornado Paving LLC
NPDES IDTXR1556TC
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedDecember 26, 2024
Expiration dateMarch 4, 2028
AddressLaredo, TX 78045
Receiving waterMIDDLE PASTURE LAKE
SubwatershedSombrerito Creek (HUC 130800020701)
SIC4225 – General Warehousing And Storage

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 TXR1556TC.

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 TXR1556TC.

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, TXR1556TC.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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 TXR1556TC there.

Nearby on the register

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

What this page shows

The permit filed as 14104 MERCURY DR, held by Tornado Paving LLC in Laredo, Webb County, Texas, is one of 169 storm water construction permits on EPA's NPDES register in Webb County, this one included. It also sits among 53 NPDES permits in the Sombrerito Creek subwatershed (HUC 130800020701), this one included. Of those 169 Webb County storm water construction permits, 0.0% have a violation on file, and 43.2% were issued before this one.