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Clean Water Act discharge permit · NPDES TXR1576VI

FLEXD KELLER SOUTH, Keller, TX: NPDES TXR1576VI discharge permit, effluent exceedances, inspections, penalties

FLEXD KELLER SOUTH, held by Cardinal Construction Services, holds NPDES permit TXR1576VI, which discharges to Big Bear Creek. EPA’s file records it issued July 25, 2025 and expiring March 4, 2028.

FLEXD KELLER SOUTH, Keller, Texas: Coverage under a general permit TXR1576VI, held by Cardinal Construction Services; Construction stormwater; Effective; issued July 25, 2025, term to March 4, 2028; discharges to BIG BEAR CREEK.

Texas holds 23,986 Construction stormwater coverages of this permit type in EPA’s file; 14,804 were issued before TXR1576VI.

Coverages issued nearest TXR1576VI

FLEXD KELLER SOUTH among its neighbors

EPA’s permit file holds 101 discharge permits in the Big Bear Creek subwatershed (HUC 120301020703), TXR1576VI among them. Its county holds 1,661, 7 of them major permits; TXR1576VI is a minor permit.

Other permits in the Big Bear Creek subwatershed (HUC 120301020703)

  • 210 HARDY DRIVE, Colleyville: TXR1522YS, minor permit, discharging to BIG BEAR CREEK, permit term to March 4, 2028
  • 2910 PARR LANE PHASE 1, Grapevine: TXR1559QC, minor permit, discharging to BIG BEAR CREEK, permit term to March 4, 2028
  • 3036 PARR LANE AND 3107 WINTERGREEN TERRACE, Grapevine: TXR1549XK, minor permit, discharging to BIG BEAR CREEK, permit term to March 4, 2028
  • 7-ELEVEN NEC I-35 AND TIMBERLAND BLVD, Fort Worth: TXR1552MH, minor permit, discharging to BIG BEAR CREEK, permit term to March 4, 2028
  • 7224 OAK ALLEY DRIVE, Colleyville: TXR1537MM, minor permit, discharging to BIG BEAR CREEK, permit term to March 4, 2028
  • AIR GENERAL INC- DFW, Dfw: TXRNECI09, minor permit, permit term to August 13, 2026
  • ALTA VISTA MHP WWTP, Keller: TX0023591, minor permit, discharging to BIG BEAR CREEK, LOWER W FORK TRINIT, permit term to September 1, 2011
  • AMERIFLIGHT, Dallas: TXR05EY39, minor permit, permit term to August 13, 2026
  • BP AEROSPACE, Euless: TXRNECH64, minor permit, permit term to August 13, 2026
  • BRUMLOW EAST, Southlake: TXR1584YV, minor permit, discharging to BIG BEAR CREEK, permit term to March 4, 2028

What the register holds for FLEXD KELLER SOUTH: its NPDES ID, its permit type and status, its dates, its address in Keller, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1576VI.

Identity

Facility as filedFLEXD KELLER SOUTH
Permittee as filedCardinal Construction Services
NPDES IDTXR1576VI
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJuly 25, 2025
Expiration dateMarch 4, 2028
AddressKeller, TX 76248
Receiving waterBIG BEAR CREEK
SubwatershedBig Bear Creek (HUC 120301020703)
SIC1541 – Industrial Buildings And Warehouses

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1576VI.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1576VI.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR1576VI.

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 TXR1576VI.

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, TXR1576VI.

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Nearby on the register

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

What this page shows

FLEXD KELLER SOUTH is one of 1,031 storm water construction permits in Tarrant County on EPA's NPDES register, this one included. Of all 1,025 storm water construction permits in Tarrant County (this one included), 52.7% were issued earlier than this permit. The permit records no pollutants under a numeric limit and no pollutants with an effluent exceedance.