Coke County, Texas: power grid and siting data
Coke County is in ERCOT's WEST load zone. It has 20 mapped substations, owned mostly by AEP Texas, LCRA and Nextera Energy; the highest voltage is 345 kV. The ERCOT queue lists 2 generation projects (2 solar) and 3 battery storage projects here.
Substations in Coke County
4 at 345 kV, 9 at 138 kV, 7 at 69 kV and below.
| Substation | Voltage | Owner | Lines | |
|---|---|---|---|---|
| Silver | 345 kV | AEP Texas | 2 | map |
| Cedar Hill Switching Station | 345 kV | AEP Texas | 2 | map |
| Robert Lee | 345 kV | AEP Texas | 2 | map |
| Odysseus | 345 kV | AEP Texas | map | |
| Divide | 138 kV | LCRA | 6 | map |
| Oak Creek Switching Station | 138 kV | AEP Texas | 5 | map |
| Nicole Switching Station | 138 kV | AEP Texas | 4 | map |
| Tap305277 | 138 kV | AEP Texas | 3 | map |
| Tap310891 | 138 kV | AEP Texas | 3 | map |
| Unnamed station | 138 kV | Nextera Energy | 2 | map |
| Fort Chadbourne | 138 kV | AEP Texas | 1 | map |
| Spence Pump | 138 kV | AEP Texas | 1 | map |
| Tennyson | 138 kV | AEP Texas | map | |
| Bronte | 69 kV | AEP Texas | 2 | map |
| Silver | 69 kV | Golden Spread Electric Cooperative | 1 | map |
| Bronte Ambassador (Cvec) | 69 kV | AEP Texas | map | |
| Bronte Atlantic | 69 kV | AEP Texas | map | |
| E V Spence Tap | 69 kV | AEP Texas | map | |
| Perkins Protho | 69 kV | AEP Texas | map | |
| Silver Sub Tap | 69 kV | AEP Texas | map |
ERCOT interconnection queue
2 generation projects are queued in Coke County: 2 solar. By stage: 1 with a signed interconnection agreement and 1 in full interconnection study. 3 battery storage projects are queued, 0 with a signed interconnection agreement.
From the ERCOT GIS report. Project names, developers, MW and dates are on Pro.
Planned transmission
1 planned grid project touches Coke County: 1 new substation.
Wholesale power prices
The WEST load zone averaged $57.31/MWh day-ahead over the last 7 days. Nearest generator pricing nodes: AVIAT_ALL $56.92, GOA_GOATWIND $57.66 and HRBESS_BESS $59.99.
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: Robert Lee (2.1 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 Coke 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.