Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES TXR1574SH

HOLFORD ROAD SUBSTATION, Garland, TX: NPDES TXR1574SH discharge permit, effluent exceedances, inspections, penalties

HOLFORD ROAD SUBSTATION, held by Mastec North America, Inc., holds NPDES permit TXR1574SH, which discharges to Rowlett Creek. EPA’s file records it issued October 2, 2024 and expiring March 4, 2028.

HOLFORD ROAD SUBSTATION, Garland, Texas: Coverage under a general permit TXR1574SH, held by Mastec North America, Inc.; Construction stormwater; Effective; issued October 2, 2024, term to March 4, 2028; discharges to ROWLETT CREEK.

Texas holds 23,986 Construction stormwater coverages of this permit type in EPA’s file; 9,419 were issued before TXR1574SH. Mastec North America, Inc. holds 15 permits in Texas.

Other permits held by Mastec North America, Inc.

Coverages issued nearest TXR1574SH

HOLFORD ROAD SUBSTATION among its neighbors

EPA’s permit file holds 98 discharge permits in the Brown Branch Rowlett Creek subwatershed (HUC 120301060406), TXR1574SH among them. Its county holds 1,595, 15 of them major permits; TXR1574SH is a minor permit.

Other permits in the Brown Branch Rowlett Creek subwatershed (HUC 120301060406)

What the register holds for HOLFORD ROAD SUBSTATION: its NPDES ID, its permit type and status, its dates, its address in Garland, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1574SH.

Identity

Facility as filedHOLFORD ROAD SUBSTATION
Permittee as filedMastec North America, Inc.
NPDES IDTXR1574SH
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedOctober 2, 2024
Expiration dateMarch 4, 2028
AddressGarland, TX 75044
Receiving waterROWLETT CREEK
SubwatershedBrown Branch Rowlett Creek (HUC 120301060406)
SIC1623 – Water, Sewer, And Utility Lines

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1574SH.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1574SH.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR1574SH.

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 TXR1574SH.

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, TXR1574SH.

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

Nearby on the register

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

What this page shows

The HOLFORD ROAD SUBSTATION permit is one of 640 storm water construction permits in Dallas County on EPA's NPDES register, and 0.0% of those permits have a violation on file. It also sits among 98 NPDES permits in the Brown Branch Rowlett Creek subwatershed, and it has no pollutants under a numeric limit or with an effluent exceedance on record.