Clean Water Act discharge permit · NPDES TXR1587WH

CORR OSP BUILDOUT - MULTIPURPOSE COMPLEX EXPANSION, Round Rock, TX: NPDES TXR1587WH discharge permit, effluent exceedances, inspections, penalties

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

CORR OSP BUILDOUT - MULTIPURPOSE COMPLEX EXPANSION, held by SpawGlass Contractors, Inc., holds NPDES permit TXR1587WH, which discharges to Brushy Creek. EPA’s file records it issued November 3, 2025 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 CORR OSP BUILDOUT - MULTIPURPOSE COMPLEX EXPANSION: its NPDES ID, its permit type and status, its dates, its address in Round Rock, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1587WH.

Identity

Facility as filed	CORR OSP BUILDOUT - MULTIPURPOSE COMPLEX EXPANSION
Permittee as filed	SpawGlass Contractors, Inc.
NPDES ID	TXR1587WH
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	November 3, 2025
Expiration date	March 4, 2028
Address	Round Rock, TX 78665
Receiving water	BRUSHY CREEK
Subwatershed	Chandler Branch-Brushy Creek (HUC 120702050403)

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 TXR1587WH.

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 TXR1587WH.

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, TXR1587WH.

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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 TXR1587WH there.

Nearby on the register

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

The CORR OSP BUILDOUT - MULTIPURPOSE COMPLEX EXPANSION permit is one of 755 storm water construction permits in Williamson County on EPA's NPDES register, this one included, and 0.3% of those permits have a violation on file. It sits among 52 NPDES permits in the Chandler Branch-Brushy Creek subwatershed, this one included, and 59.3% of the county's 755 storm water construction permits were issued earlier than it.