Clean Water Act discharge permit · NPDES TXR1595XT

SWXS GARVER, Houston, TX: NPDES TXR1595XT discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

SWXS GARVER, held by Alston Construction Company, Inc., holds NPDES permit TXR1595XT, which discharges to Sims Bayou Above Tidal. EPA’s file records it issued March 27, 2026 and expiring March 4, 2028. 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.

What the register holds for SWXS GARVER: its NPDES ID, its permit type and status, its dates, its address in Houston, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1595XT.

Identity

Facility as filed	SWXS GARVER
Permittee as filed	Alston Construction Company, Inc.
NPDES ID	TXR1595XT
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	March 27, 2026
Expiration date	March 4, 2028
Address	Houston, TX 77053
Receiving water	SIMS BAYOU ABOVE TIDAL
Subwatershed	Upper Sims Bayou (HUC 120401040501)

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

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1595XT.

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 TXR1595XT.

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, TXR1595XT.

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 TXR1595XT there.

Nearby on the register

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

The SWXS GARVER storm water construction permit, filed under Alston Construction Company, Inc., is one of 2,031 such permits on EPA's NPDES register in Harris County, and only 0.1% of those permits carry a violation on file. It sits among 144 NPDES permits in the Upper Sims Bayou subwatershed, and it has no pollutants under a numeric limit and no effluent exceedances on record.