Clean Water Act discharge permit · NPDES TX0102296

BAYPORT COMPLEX, Pasadena, TX: NPDES TX0102296 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
6Pollutants with an effluent exceedance

BAYPORT COMPLEX, held by AIR LIQUIDE LARGE INDUSTRIES U.S. LP, holds NPDES permit TX0102296, which discharges to Ditch;Hcfcd A104-13;Taylor Baoyou. EPA’s file records it issued March 21, 2017 and expiring October 1, 2019. 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.

Identity

Facility as filed	BAYPORT COMPLEX
Permittee as filed	AIR LIQUIDE LARGE INDUSTRIES U.S. LP
NPDES ID	TX0102296
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	March 21, 2017
Expiration date	October 1, 2019
Address	Pasadena, TX 77507
Receiving water	DITCH;HCFCD A104-13;TAYLOR BAOYOU
Subwatershed	Clear Creek-Frontal Galveston Bay (HUC 120402040100)
SIC	2813 – Industrial Gases
Other EPA IDs (FRS)	RCRA handler TXD980880256

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

10Pollutants on file
9Under a numeric limit
10With a violation of any kind
6With an effluent exceedance

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 measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
pH	8	35	12	March 31, 2021
Copper, total [as Cu]	2	10	10	June 30, 2006	382% over the limit
Oil & Grease	5	19	8	April 30, 2024	680% over the limit
Zinc, total [as Zn]	2	6	4	June 30, 2006	139% over the limit
Oxygen demand, chem. [high level] [COD]	5	12	1	April 30, 2010	25% over the limit
Flow [dry weather]	0	3	1	June 30, 2006	519% over the limit
Flow, in conduit or thru treatment plant	8	22	0
Chromium, hexavalent [as Cr]	2	2	0
Temperature, water deg. fahrenheit	2	1	0
Solids, total suspended	2	1	0

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0102296.

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

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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 TX0102296 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES TX0102296 for the BAYPORT COMPLEX in Pasadena, TX, held by AIR LIQUIDE LARGE INDUSTRIES U.S. LP, which discharges to Ditch;Hcfcd A104-13;Taylor Baoyou within the Clear Creek-Frontal Galveston Bay (HUC 120402040100) subwatershed. The permit is listed as administratively continued, with a Minor Discharger class and 6 pollutants under a numeric limit, of which 9 are listed as having effluent exceedances.