Clean Water Act discharge permit · NPDES TXR1520VL

TXDOT US 377 W W5 AND W5 LOOP RELOCATION, Argyle, TX: NPDES TXR1520VL discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

TXDOT US 377 W W5 AND W5 LOOP RELOCATION, held by Atmos Energy Corporation, holds NPDES permit TXR1520VL, which discharges to Whites Branch And Tributaries And Then Lake Grapev. EPA’s file records it issued August 5, 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 TXDOT US 377 W W5 AND W5 LOOP RELOCATION: its NPDES ID, its permit type and status, its dates, its address in Argyle, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1520VL.

Identity

Facility as filed	TXDOT US 377 W W5 AND W5 LOOP RELOCATION
Permittee as filed	Atmos Energy Corporation
NPDES ID	TXR1520VL
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	August 5, 2025
Expiration date	March 4, 2028
Address	Argyle, TX 76226
Receiving water	WHITES BRANCH AND TRIBUTARIES AND THEN LAKE GRAPEV
Subwatershed	Denton Creek-Grapevine Lake (HUC 120301040304)

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

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1520VL.

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR1520VL.

Inspections

EPA’s inspection file holds no inspection for NPDES TXR1520VL.

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 TXR1520VL.

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, TXR1520VL.

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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 TXR1520VL there.

Nearby on the register

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

The TXDOT US 377 W W5 AND W5 LOOP RELOCATION storm water construction permit, filed under permittee Atmos Energy Corporation, is one of 1,007 such permits in Denton County and sits in the Denton Creek-Grapevine Lake subwatershed, which holds 72 NPDES permits including this one. Among the county's 1,007 storm water construction permits, 0.5% have a violation on file, and this permit has none of the numeric-limit or effluent-exceedance records tracked for it, both counted at 0.