Franklin County, Texas: power grid and siting data
SWEPCO (AEP, non-ERCOT) owns most of the substations near the county center. It has 6 mapped substations, owned mostly by Wood County Electric Co Op, SWEPCO (AEP, non-ERCOT) and Permian Express Partners Llc; the highest voltage is 138 kV. The ERCOT queue lists 4 generation projects (3 solar and 1 gas) and 3 battery storage projects here.
Substations in Franklin County
1 at 138 kV, 5 at 69 kV and below.
| Substation | Voltage | Owner | Lines | |
|---|---|---|---|---|
| Unnamed station | 138 kV | Wood County Electric Co Op | 2 | map |
| Unnamed station | 69 kV | Wood County Electric Co Op | 4 | map |
| Unnamed station | 69 kV | Permian Express Partners Llc | 2 | map |
| Unnamed station | 69 kV | Wood County Electric Cooperative Inc | 2 | map |
| Unnamed station | 69 kV | SWEPCO (AEP, non-ERCOT) | 2 | map |
| Unnamed station | 69 kV | SWEPCO (AEP, non-ERCOT) | 2 | map |
ERCOT interconnection queue
4 generation projects are queued in Franklin County: 3 solar and 1 gas. By stage: 2 with a signed interconnection agreement, 1 in full interconnection study and 1 done with the full study. 3 battery storage projects are queued, 1 with a signed interconnection agreement.
From the ERCOT GIS report. Project names, developers, MW and dates are on Pro.
Planned transmission
3 planned grid projects touch Franklin County: 1 new substation and 2 new or rebuilt lines, 3 at 345 kV or above.
Wholesale power prices
No price data.
ERCOT day-ahead settlement point prices. Hourly history, battery spreads and real-time prices are on the map.
Data centers and large loads
- The Comp Is $1.76M per MW-Year. The Constraint Is Permission. Edge Cases 2026-07-28
Jurisdiction
Nearest city to the county center: Mount Vernon (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 Franklin 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.