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Clean Water Act discharge permit · NPDES TXR1599WN

ENNIS WEST SWITCH - WAXAHACHIE 138 KV REBUILD, Waxahachie, TX: NPDES TXR1599WN discharge permit, effluent exceedances, inspections, penalties

ENNIS WEST SWITCH - WAXAHACHIE 138 KV REBUILD, held by Oncor Electric Delivery Company LLC, holds NPDES permit TXR1599WN, which discharges to Waxahachie Creek. EPA’s file records it issued November 21, 2025 and expiring March 4, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for ENNIS WEST SWITCH - WAXAHACHIE 138 KV REBUILD: its NPDES ID, its permit type and status, its dates, its address in Waxahachie, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1599WN.

Identity

Facility as filedENNIS WEST SWITCH - WAXAHACHIE 138 KV REBUILD
Permittee as filedOncor Electric Delivery Company LLC
NPDES IDTXR1599WN
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedNovember 21, 2025
Expiration dateMarch 4, 2028
AddressWaxahachie, TX 75165
Receiving waterWAXAHACHIE CREEK
SubwatershedMiddle Waxahachie Creek (HUC 120301090304)
SIC4911 – Electric Services

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1599WN.

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 TXR1599WN.

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, TXR1599WN.

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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 TXR1599WN there.

Nearby on the register

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

What this page shows

The ENNIS WEST SWITCH - WAXAHACHIE 138 KV REBUILD is one of 329 storm water construction permits in Ellis County on EPA's NPDES register, and 1.5% of those permits carry a violation on file. Among the 328 storm water construction permits in Ellis County, 67.7% were issued earlier than this one, and it sits within a Middle Waxahachie Creek subwatershed group of 15 NPDES permits. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance, both counted as 0.