Northwest Carrollton Substation, Dallas County, Texas
Northwest Carrollton Substation is a 345 kV station in Dallas County, Texas, owned by Oncor with 12 transmission lines connected. It is classed as a transmission station: load service would need a new transformer or a distribution sub fed from it.
Station facts
| Owner | Oncor |
| Voltage | 345 kV |
| Status | In Service |
| Station class | transmission (high confidence) |
| Likely serving utility nearby | Oncor |
| Jurisdiction | Inside Carrollton city limits |
| Coordinates | 32.9845, -96.9385 |
Interconnection queue at Northwest Carrollton Substation
No generation projects in the ERCOT queue name this station as point of interconnection. No battery storage projects name it.
From the ERCOT GIS report. Developers, MW and dates are on Pro.
Nearby substations
| Substation | Voltage | Owner | Distance |
|---|---|---|---|
| Carrollton Frankford | 345 kV | Oncor | 1.08 mi |
| T1 | 138 kV | TNMP | 2.03 mi |
| Carrollton-Upfield | 138 kV | Oncor | 2.78 mi |
| Unnamed station | 13.800000190734863 kV | Waste Management Of Texas | 2.78 mi |
| Carrollton-Josey Lane | 138 kV | Oncor | 2.91 mi |
| North Lake | 138 kV | Oncor | 3.14 mi |
| Unnamed station | 138 kV | TNMP | 3.64 mi |
Wholesale prices nearby
The NORTH load zone averaged $39.98/MWh day-ahead over the last 7 days. Nearest generator pricing nodes: LIGSW_RN $39.69, SPNC_SPNCE_4 $39.51 and MDWPK_RN $39.45.
See Northwest Carrollton Substation on the map
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Sources: HIFLD and OpenStreetMap substations and lines, ERCOT GIS report (queue, 2026-09), ERCOT day-ahead prices, TxDOT and StratMap boundaries, Barrio Energy research. Updated 2026-11-09. Screening data only; the serving utility confirms capacity.