Gillespie County, Texas: power grid and siting data
Gillespie County is in ERCOT's LCRA load zone. It has 10 mapped substations, owned mostly by LCRA, Central Texas Electric Cooperative and Southtex Pipeline Holding Prop; the highest voltage is 138 kV. The ERCOT queue lists 1 generation project (1 solar) and 2 battery storage projects here.
Substations in Gillespie County
5 at 138 kV, 5 at 69 kV and below.
| Substation | Voltage | Owner | Lines | |
|---|---|---|---|---|
| Gillespie | 138 kV | LCRA | 9 | map |
| Hollmig | 138 kV | LCRA | 2 | map |
| Fredericksburg | 138 kV | LCRA | 2 | map |
| Nimitz | 138 kV | LCRA | 1 | map |
| Fredericksburg Phillips | 138 kV | Southtex Pipeline Holding Prop | 1 | map |
| Live Oak | 69 kV | Central Texas Electric Cooperative | 2 | map |
| Nebo | 69 kV | Central Texas Electric Cooperative | 2 | map |
| Harper | 69 kV | Central Texas Electric Cooperative | 1 | map |
| Unnamed station | 69 kV | Haley William H Iii & Colleen | 0 | map |
| Fredericks Phillips Tap | 69 kV | AEP Texas | map |
ERCOT interconnection queue
1 generation project is queued in Gillespie County: 1 solar. By stage: 1 with a signed interconnection agreement. 2 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
No planned substations, lines or upgrades are recorded in Gillespie County.
Wholesale power prices
The LCRA load zone averaged $44.89/MWh day-ahead over the last 7 days. Nearest generator pricing nodes: HHGT_KENDAL $45.66, JC_BAT_RN $44.54 and BATCAVE_RN $41.50.
ERCOT day-ahead settlement point prices. Hourly history, battery spreads and real-time prices are on the map.
Jurisdiction
Nearest city to the county center: Fredericksburg (4 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 Gillespie 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.