Clean Water Act discharge permit · NPDES TX0004022

CEMEX CEMENT HOUSTON TERMINAL, Houston, TX: NPDES TX0004022 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
5Pollutants under a numeric limit
3Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

CEMEX CEMENT HOUSTON TERMINAL, held by CEMEX CONSTRUCTION MATERIALS SOUTH LLC, holds NPDES permit TX0004022, which discharges to Houston Ship Channel/Buffalo Bayou. EPA’s file records it issued March 21, 2018 and expiring September 1, 2022.

CEMEX CEMENT HOUSTON TERMINAL, Houston, Texas: Individual permit TX0004022, held by CEMEX CONSTRUCTION MATERIALS SOUTH LLC; Administratively continued (past its expiration date and still in force until reissued); issued March 21, 2018, term to September 1, 2022; discharges to HOUSTON SHIP CHANNEL/BUFFALO BAYOU.

Solids, total suspended: 4 limits, 159 violations of any kind, 15 effluent exceedances, latest May 31, 2023, largest 1,160% over the limit.
pH: 8 limits, 298 violations of any kind, 1 effluent exceedance, latest February 28, 2003.
Oil & Grease: 4 limits, 150 violations of any kind, 1 effluent exceedance, latest June 30, 2007, largest 473% over the limit.
Flow, in conduit or thru treatment plant: 8 limits, 296 violations of any kind, 0 effluent exceedances.
Carbon, tot organic [TOC]: 4 limits, 149 violations of any kind, 0 effluent exceedances.

August 5, 2021: Permit Violations - Violation Specified in Comment (ST6).
June 11, 2021: Permit Violations - Violation Specified in Comment (ST6).

Other permits held by CEMEX CONSTRUCTION MATERIALS SOUTH LLC

CEMEX ELLINGTON PLANT, Houston: TXG111004, issued February 3, 2010
CEMEX TOMBALL PLANT, Tomball: TXG111091, issued August 9, 2011
CEMEX RICHMOND PLANT, Richmond: TXG111092, issued August 9, 2011
CEMEX HOMESTEAD PLANT, Houston: TXG111093, issued August 9, 2011
CEMEX MISSOURI CITY PLANT, Missouri City: TXG111094, issued August 9, 2011
CEMEX MOSIELEE READY PLANT, Houston: TXG111095, issued August 9, 2011
CEMEX BROWNSVILLE READY MIX PLANT, Brownsville: TXG112198, issued October 2, 2017
CEMEX HARLIGEN READY MIX PLANT, San Benito: TXG112199, issued October 2, 2017
CEMEX EDINBURG READY MIX PLANT, Edinburg: TXG112200, issued October 2, 2017

CEMEX CEMENT HOUSTON TERMINAL among its neighbors

EPA’s permit file holds 301 discharge permits in the Vince Bayou-Buffalo Bayou subwatershed (HUC 120401040703), TX0004022 among them. Its county holds 4,455, 195 of them major permits; TX0004022 is a minor permit.

Other permits in the Vince Bayou-Buffalo Bayou subwatershed (HUC 120401040703)

019-HOU3-22 HOUSTON CONCRETE SILOS, Houston: TXR1594NZ, minor permit, discharging to HOUSTON SHIP CHANNEL/BUFFALO BAYOU TIDAL, permit term to March 4, 2028
1111 FANNIN, Houston: TXR1556LZ, minor permit, permit term to March 4, 2028
225 RAIL YARD, Pasadena: TXR15425W, minor permit, discharging to HOUSTON SHIP CHANNEL/BUFFALO BAYOU TIDAL, permit term to March 4, 2023
500 MAYO SHELL ROAD, Galena Park: TXR05GS62, minor permit, permit term to August 13, 2026
69TH ST WWTP, Houston: TX0096172, major permit, discharging to Buffalo Bayou, permit term to September 1, 2002
8815 MISSISSIPPI, Houston: TXR05GD86, minor permit, permit term to August 13, 2026
8825 MISSISSIPPI STREET, Houston: TXR05GE47, minor permit, permit term to August 13, 2026
A AND A METALS, Houston: TXRNEBJ94, minor permit, permit term to August 13, 2026
AEI RED BLUFF, Pasadena: TXRNECR17, minor permit, permit term to August 13, 2026
AES DEEPWATER COGENERATION PLA, Pasadena: TX0128830, minor permit, discharging to UNNAMED DITCH, VINCE BAYOU TIDAL PO, permit term to September 1, 2017

Identity

Facility as filed	CEMEX CEMENT HOUSTON TERMINAL
Permittee as filed	CEMEX CONSTRUCTION MATERIALS SOUTH LLC
NPDES ID	TX0004022
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, 2018
Expiration date	September 1, 2022
Address	Houston, TX 77011
Receiving water	HOUSTON SHIP CHANNEL/BUFFALO BAYOU
Receiving water impaired	303(D) Listed
Subwatershed	Vince Bayou-Buffalo Bayou (HUC 120401040703)
SIC	5032 – Brick, Stone, & Related Materials
Other EPA IDs (FRS)	RCRA handler TXD004362554; ICIS-AIR source TX0000004820100016

Effluent limits and exceedances

5Pollutants on file
5Under a numeric limit
5With a violation of any kind
3With 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
Solids, total suspended	4	159	15	May 31, 2023	1,160% over the limit
pH	8	298	1	February 28, 2003
Oil & Grease	4	150	1	June 30, 2007	473% over the limit
Flow, in conduit or thru treatment plant	8	296	0
Carbon, tot organic [TOC]	4	149	0

Inspections, violations and enforcement

2Single-event violations

Date	What EPA recorded	Agency
August 5, 2021	Permit Violations - Violation Specified in Comment	ST6
June 11, 2021	Permit Violations - Violation Specified in Comment	ST6

Inspections

EPA’s inspection file holds no inspection for NPDES TX0004022.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TX0004022.

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

This public-records page covers Clean Water Act discharge permit NPDES TX0004022, held by CEMEX CONSTRUCTION MATERIALS SOUTH LLC for CEMEX CEMENT HOUSTON TERMINAL in Houston, TX, with a permit status of administratively continued and a discharger class of 5. The page lists 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance, with the permit's issue and expiration dates and the receiving water Houston Ship Channel/Buffalo Bayou in subwatershed HUC 120401040703.