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Clean Water Act discharge permit · NPDES TXR1507WN

SORELLA SECTION 9 & 10, Houston, TX: NPDES TXR1507WN discharge permit, effluent exceedances, inspections, penalties

SORELLA SECTION 9 & 10, held by Durwood Greene Construction Co., holds NPDES permit TXR1507WN, which discharges to Spring Creek. EPA’s file records it issued November 18, 2025 and expiring March 4, 2028. 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.

What the register holds for SORELLA SECTION 9 & 10: 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 TXR1507WN.

Identity

Facility as filedSORELLA SECTION 9 & 10
Permittee as filedDurwood Greene Construction Co.
NPDES IDTXR1507WN
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedNovember 18, 2025
Expiration dateMarch 4, 2028
AddressHouston, TX 77377
Receiving waterSPRING CREEK
SubwatershedTurkey Creek-Cypress Creek (HUC 120401020107)
SIC1611 – Highway And Street Construction

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1507WN.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1507WN.

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, TXR1507WN.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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 TXR1507WN there.

Nearby on the register

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

What this page shows

The SORELLA SECTION 9 & 10 storm water construction permit, held by Durwood Greene Construction Co. in Houston, is one of 2,031 storm water construction permits on EPA's NPDES register in Harris County, and the permit has 0 pollutants with an effluent exceedance on file. Of the 2,031 Harris County storm water construction permits, 0.1% have a violation on record, and this permit sits within a subwatershed that holds 170 NPDES permits.