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Clean Water Act discharge permit · NPDES TXR1525WS

HIGHLAND LAKES 3A-1, Mckinney, TX: NPDES TXR1525WS discharge permit, effluent exceedances, inspections, penalties

HIGHLAND LAKES 3A-1, held by Atmos Energy Corporation, holds NPDES permit TXR1525WS, which discharges to Stover Creek. EPA’s file records it issued December 11, 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 HIGHLAND LAKES 3A-1: its NPDES ID, its permit type and status, its dates, its address in Mckinney, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1525WS.

Identity

Facility as filedHIGHLAND LAKES 3A-1
Permittee as filedAtmos Energy Corporation
NPDES IDTXR1525WS
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedDecember 11, 2025
Expiration dateMarch 4, 2028
AddressMckinney, TX 75071
Receiving waterSTOVER CREEK
SubwatershedUpper Wilson Creek (HUC 120301060206)

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 TXR1525WS.

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 TXR1525WS.

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, TXR1525WS.

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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 TXR1525WS there.

Nearby on the register

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

What this page shows

HIGHLAND LAKES 3A-1, a storm water construction permit held by Atmos Energy Corporation in Mckinney, Collin County, Texas, is one of 1,330 such permits on EPA's NPDES register for that county, this one included. Among the 1,329 storm water construction permits in Collin County, 70.5% were issued earlier than this one, which was issued December 11, 2025. The permit sits within the Upper Wilson Creek subwatershed, where 153 NPDES permits are listed, this one included, and it records no pollutants under a numeric limit and no effluent exceedances.