Decker Substation, Travis County, Texas
Decker Substation is a 345 kV station in Travis County, Texas, owned by Austin Energy with 11 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 | Austin Energy |
| Voltage | 345 kV |
| Status | In Service |
| Station class | transmission (high confidence) |
| Likely serving utility nearby | Austin Energy |
| Jurisdiction | Inside Austin city limits |
| Coordinates | 30.3050, -97.6141 |
Interconnection queue at Decker 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 |
|---|---|---|---|
| Daffin Gin | 138 kV | Austin Energy | 0.33 mi |
| Walnut Creek | 138 kV | Austin Energy | 3.16 mi |
| Ed Bluestein | 138 kV | Austin Energy | 3.72 mi |
| Sprinkle | 138 kV | Austin Energy | 3.82 mi |
| Wheless Lane | 138 kV | Austin Energy | 4.27 mi |
| Tap310793 | 138 kV | City Of Austin | 4.4 mi |
| Mueller | 138 kV | Austin Energy | 4.62 mi |
Wholesale prices nearby
The AEN load zone averaged $44.92/MWh day-ahead over the last 7 days. Nearest generator pricing nodes: DECKER_GT $44.85, SLCN_ESS_ALL $44.49 and WEBBER_WS_T1 $45.03.
See Decker 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.