Clean Water Act discharge permit · NPDES TXG111442

ALAMO CONCRETE PRODUCTS PLANT #105, San Leon, TX: NPDES TXG111442 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
20Pollutants under a numeric limit
2Pollutants with an effluent exceedance

ALAMO CONCRETE PRODUCTS PLANT #105, held by ALAMO CONCRETE PRODUCTS COMPANY, holds NPDES permit TXG111442, which discharges to Dickson Bayou. EPA’s file records it issued March 17, 2017 and expiring November 7, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	ALAMO CONCRETE PRODUCTS PLANT #105
Permittee as filed	ALAMO CONCRETE PRODUCTS COMPANY
NPDES ID	TXG111442
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	March 17, 2017
Expiration date	November 7, 2021
Address	San Leon, TX 77539
Receiving water	DICKSON BAYOU
Subwatershed	Dickinson Bayou (HUC 120402040200)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

20Pollutants on file
20Under a numeric limit
18With a violation of any kind
2With 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	4	27	1	October 31, 2015
Solids, total suspended	2	14	1	October 31, 2015	454% over the limit
Oil & Grease	2	13	0
Flow, in conduit or thru treatment plant	2	13	0
LC50 Pass/Fail Static 24Hr Acute D. Pulex	2	5	0
LC50 Pass/Fail Static 24Hr Acute Pimephales promelas	2	5	0
Arsenic, total [as As]	2	3	0
Barium, total [as Ba]	2	3	0
Cadmium, total [as Cd]	2	3	0
Chromium, total [as Cr]	2	3	0
Copper, total [as Cu]	2	3	0
Lead, total [as Pb]	2	3	0
Manganese, total [as Mn]	2	3	0
Nickel, total [as Ni]	2	3	0
Silver, total [as Ag]	2	3	0
Zinc, total [as Zn]	2	3	0
Selenium, total [as Se]	2	3	0
Mercury, total [as Hg]	2	3	0
Whole effluent toxicity - retest #1	2	0	0
Whole effluent toxicity - retest #2	2	0	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 TXG111442.

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, TXG111442.

Start the watch

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 TXG111442 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.