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Clean Water Act discharge permit · NPDES TXR1526TO

ENCLAVE AT WILLIS, Willis, TX: NPDES TXR1526TO discharge permit, effluent exceedances, inspections, penalties

ENCLAVE AT WILLIS, held by Sdh Houston LLC, holds NPDES permit TXR1526TO, which discharges to Stewarts Creek 1004e. EPA’s file records it issued February 7, 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 ENCLAVE AT WILLIS: its NPDES ID, its permit type and status, its dates, its address in Willis, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1526TO.

Identity

Facility as filedENCLAVE AT WILLIS
Permittee as filedSdh Houston LLC
NPDES IDTXR1526TO
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedFebruary 7, 2025
Expiration dateMarch 4, 2028
AddressWillis, TX 77318
Receiving waterSTEWARTS CREEK 1004E
SubwatershedStewarts Creek-West Fork San Jacinto River (HUC 120401010401)

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

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1526TO.

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 TXR1526TO.

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, TXR1526TO.

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  • 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 TXR1526TO there.

Nearby on the register

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

What this page shows

The ENCLAVE AT WILLIS storm water construction permit, TXR1526TO, is one of 1,031 such permits on EPA's NPDES register in Montgomery County, and it sits among 120 NPDES permits in the Stewarts Creek-West Fork San Jacinto River subwatershed. Of the Montgomery County storm water construction permits, 3.2% have a violation on file, and this permit records no pollutants with a numeric limit or effluent exceedance.