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Clean Water Act discharge permit · NPDES TXR05EX95

MONTERREY IRON & METAL, San Antonio, TX: NPDES TXR05EX95 discharge permit, effluent exceedances, inspections, penalties

MONTERREY IRON & METAL, held by Monterrey Iron & Metal, LTD., holds NPDES permit TXR05EX95. EPA’s file records it issued August 16, 2021 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 MONTERREY IRON & METAL: its NPDES ID, its permit type and status, its dates, its address in San Antonio, Texas, and 16 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR05EX95.

Identity

Facility as filedMONTERREY IRON & METAL
Permittee as filedMonterrey Iron & Metal, LTD.
NPDES IDTXR05EX95
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
IssuedAugust 16, 2021
Expiration dateAugust 13, 2026
AddressSan Antonio, TX 78226
SubwatershedBraunig Lake-San Antonio River (HUC 121003010301)
SIC5093 – Scrap And Waste Materials
Other EPA IDs (FRS)RCRA handler TXR000055129

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

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Copper, total [as Cu]200
Lead, total [as Pb]200
Zinc, total [as Zn]200
Solids, total suspended100
Arsenic, total [as As]100
Barium, total [as Ba]100
Cadmium, total [as Cd]100
Chromium, total [as Cr]100
Iron, total [as Fe]100
Manganese, total [as Mn]100
Nickel, total [as Ni]100
Silver, total [as Ag]100
Aluminum, total [as Al]100
Selenium, total [as Se]100
Mercury, total [as Hg]100
Chemical Oxygen Demand [COD]100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TXR05EX95.

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 TXR05EX95.

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.

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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 TXR05EX95 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 TXR05EX95 for MONTERREY IRON & METAL in San Antonio, Texas, held by Monterrey Iron & Metal, LTD., an industrial stormwater program permit listed as administratively continued. The page lists 16 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.