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Clean Water Act discharge permit · NPDES TXR1577PH

WEST 21ST STORMWATER DETENTION BASIN HCFCD E506-01-00-E001, Houston, TX: NPDES TXR1577PH discharge permit, effluent exceedances, inspections, penalties

WEST 21ST STORMWATER DETENTION BASIN HCFCD E506-01-00-E001, held by Sterling Site Services LLC, holds NPDES permit TXR1577PH, which discharges to White Oak Bayou. EPA’s file records it issued December 15, 2023 and expiring March 4, 2028.

WEST 21ST STORMWATER DETENTION BASIN HCFCD E506-01-00-E001, Houston, Texas: Coverage under a general permit TXR1577PH, held by Sterling Site Services LLC; Construction stormwater; Effective; issued December 15, 2023, term to March 4, 2028; discharges to WHITE OAK BAYOU.

Texas holds 23,986 Construction stormwater coverages of this permit type in EPA’s file; 5,155 were issued before TXR1577PH. Sterling Site Services LLC holds 14 permits in Texas.

Other permits held by Sterling Site Services LLC

Coverages issued nearest TXR1577PH

WEST 21ST STORMWATER DETENTION BASIN HCFCD E506-01-00-E001 among its neighbors

EPA’s permit file holds 211 discharge permits in the Little Whiteoak Bayou-Whiteoak Bayou subwatershed (HUC 120401040304), TXR1577PH among them. Its county holds 4,455, 195 of them major permits; TXR1577PH is a minor permit.

Other permits in the Little Whiteoak Bayou-Whiteoak Bayou subwatershed (HUC 120401040304)

What the register holds for WEST 21ST STORMWATER DETENTION BASIN HCFCD E506-01-00-E001: 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 TXR1577PH.

Identity

Facility as filedWEST 21ST STORMWATER DETENTION BASIN HCFCD E506-01-00-E001
Permittee as filedSterling Site Services LLC
NPDES IDTXR1577PH
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedDecember 15, 2023
Expiration dateMarch 4, 2028
AddressHouston, TX 77008
Receiving waterWHITE OAK BAYOU
SubwatershedLittle Whiteoak Bayou-Whiteoak Bayou (HUC 120401040304)
SIC1629 – Heavy Construction

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1577PH.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1577PH.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR1577PH.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TXR1577PH.

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, TXR1577PH.

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Nearby on the register

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

What this page shows

The WEST 21ST STORMWATER DETENTION BASIN HCFCD E506-01-00-E001 permit is one of 2,031 storm water construction permits in Harris County on EPA's NPDES register, this one included. Of the 2,022 such permits in Harris County (this one included), 11.1% carry an earlier issue date than this permit. The permit records zero pollutants under a numeric limit and zero pollutants with an effluent exceedance.