Velarion Records
The Pay Desk is the free weekly executive pay briefing — one company at a time, every number traceable to a public filing.
You’ll confirm on The Pay Desk’s sign-up page.

Clean Water Act discharge permit · NPDES TXR1521MD

AVADENE SINGLE FAMILY, Irving, TX: NPDES TXR1521MD discharge permit, effluent exceedances, inspections, penalties

AVADENE SINGLE FAMILY, held by Avadene Development LLC, holds NPDES permit TXR1521MD, which discharges to Hackberry Creek. EPA’s file records it issued March 15, 2023 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 AVADENE SINGLE FAMILY: its NPDES ID, its permit type and status, its dates, its address in Irving, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1521MD.

Identity

Facility as filedAVADENE SINGLE FAMILY
Permittee as filedAvadene Development LLC
NPDES IDTXR1521MD
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 15, 2023
Expiration dateMarch 4, 2028
AddressIrving, TX 75039
Receiving waterHACKBERRY CREEK
SubwatershedFarmers Branch-Elm Fork Trinity River (HUC 120301031005)

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 TXR1521MD.

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 TXR1521MD.

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, TXR1521MD.

Start the watch

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 TXR1521MD there.

Nearby on the register

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