Travis County, Texas: power grid and siting data
Travis County is in ERCOT's AEN load zone. It has 96 mapped substations, owned mostly by Austin Energy, LCRA and Pedernales Electric Cooperative; the highest voltage is 345 kV. The ERCOT queue lists 1 generation project (1 solar) and 7 battery storage projects here.
Substations in Travis County
6 at 345 kV, 87 at 138 kV, 3 at 69 kV and below. The 30 highest-voltage stations are listed; the map shows all 96.
| Substation | Voltage | Owner | Lines | |
|---|---|---|---|---|
| Austrop | 345 kV | LCRA | 11 | map |
| Decker | 345 kV | Austin Energy | 11 | map |
| Gilleland Creek | 345 kV | LCRA | 7 | map |
| Dessau | 345 kV | Austin Energy | 5 | map |
| Dunlap | 345 kV | Austin Energy | 5 | map |
| Unnamed station | 345 kV | 12700 River Bend Llc | 0 | map |
| Mcneil | 138 kV | LCRA | 17 | map |
| Hamilton | 138 kV | Austin Energy | 9 | map |
| Holly Power Plant | 138 kV | Austin Energy | 8 | map |
| Bee Creek | 138 kV | LCRA | 7 | map |
| Hicross | 138 kV | Austin Energy | 7 | map |
| Pilot Knob | 138 kV | Austin Energy | 6 | map |
| Lakeway | 138 kV | Pedernales Electric Cooperative | 6 | map |
| Kingsberry | 138 kV | Austin Energy | 6 | map |
| Burleson | 138 kV | Austin Energy | 6 | map |
| Marshall Ford | 138 kV | LCRA | 6 | map |
| Marshall Ford | 138 kV | LCRA | 5 | map |
| Howard Lane | 138 kV | Austin Energy | 5 | map |
| Tap302480 | 138 kV | Austin Energy | 4 | map |
| Seaholm | 138 kV | Austin Energy | 4 | map |
| Wells Branch | 138 kV | Austin Energy | 4 | map |
| Pedernales | 138 kV | Austin Energy | 4 | map |
| Northland | 138 kV | Austin Energy | 4 | map |
| Summit | 138 kV | Austin Energy | 4 | map |
| Onion Creek | 138 kV | Austin Energy | 3 | map |
| Bergstrom | 138 kV | Austin Energy | 3 | map |
| Lago Vista | 138 kV | Pedernales Electric Cooperative | 3 | map |
| Koenig Lane | 138 kV | Austin Energy | 3 | map |
| Balcones | 138 kV | Austin Energy | 3 | map |
| Tap302546 | 138 kV | Austin Energy | 3 | map |
ERCOT interconnection queue
1 generation project is queued in Travis County: 1 solar. By stage: 1 in full interconnection study. 7 battery storage projects are queued, 2 with a signed interconnection agreement.
From the ERCOT GIS report. Project names, developers, MW and dates are on Pro.
Planned transmission
13 planned grid projects touch Travis County: 3 new substations, 7 new or rebuilt lines and 3 substation upgrades; 1 already energized.
Wholesale power prices
The AEN load zone averaged $44.92/MWh day-ahead over the last 7 days. Nearest generator pricing nodes: AQLA_WND_RN $38.34, MAR_MARSFOG1 $44.69 and DECKER_GT $44.85.
ERCOT day-ahead settlement point prices. Hourly history, battery spreads and real-time prices are on the map.
Data centers and large loads
2 announced data center campuses in Travis County.
- "We Can't Drink Data": Taylor Annexes a Gas-Fired Campus, and the PUC Sues to Keep the Counties Secret The Grid Report 2026-10-09
- Texas agency sues to stop release of data center records that it says could aid terrorists KBTX 2026-10-07
- Four Points residents discuss future of former 3M campus Community Impact 2026-09-17
- ERCOT Sorted the Queue and Published Nothing, So the Market Built Its Own Scoreboard The Grid Report 2026-09-13
- Austin City Council unanimously moves forward with new data center regulations CBS Austin 2026-08-28
Jurisdiction
Nearest city to the county center: Austin (0 mi). Outside city limits and ETJ, development falls under county rules and state law. City limits and estimated ETJ are on the map.
Nearby counties
See Travis County on the map
Every substation, line, queue project, pipeline and price node in Texas, plus Dub, an AI landman who answers questions about any spot. Free account, no card.
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.