Bell County, Texas: power grid and siting data
Bell County is in ERCOT's NORTH load zone. It has 34 mapped substations, owned mostly by Oncor, Brazos and Scott & White Mem Hospital &; the highest voltage is 345 kV. The ERCOT queue lists 6 generation projects (5 solar and 1 gas) and 7 battery storage projects here.
Substations in Bell County
7 at 345 kV, 14 at 138 kV, 13 at 69 kV and below. The 30 highest-voltage stations are listed; the map shows all 34.
| Substation | Voltage | Owner | Lines | |
|---|---|---|---|---|
| Temple Switching | 345 kV | Oncor | 10 | map |
| Killeen | 345 kV | Oncor | 9 | map |
| Temple Pecan Creek | 345 kV | Oncor | 7 | map |
| Salado Switching Station | 345 kV | Oncor | 5 | map |
| Knob Creek Switching Station | 345 kV | Oncor | 4 | map |
| Killeen Elms Road | 345 kV | Oncor | 3 | map |
| Ding Dong | 345 kV | Brazos | 0 | map |
| Temple Elm Creek | 138 kV | Oncor | 5 | map |
| Unnamed station | 138 kV | White L Carole | 3 | map |
| Bell County Switching Station | 138 kV | Brazos | 3 | map |
| Seaton | 138 kV | Brazos | 3 | map |
| Tap305252 | 138 kV | Scott & White Mem Hospital & | 3 | map |
| Nolanville | 138 kV | Oncor | 2 | map |
| Salado | 138 kV | Oncor | 2 | map |
| Harker Heights South | 138 kV | Oncor | 2 | map |
| Killeen Fort Hood West | 138 kV | Oncor | 1 | map |
| Killeen South | 138 kV | Oncor | 1 | map |
| Scott And White | 138 kV | Scott & White Mem Hospital & | 1 | map |
| Cedar Valley | 138 kV | Brazos | 0 | map |
| Little River | 138 kV | Oncor | 0 | map |
| Killeen Fort Hood | 138 kV | Oncor | 0 | map |
| Belton | 69 kV | Oncor | 4 | map |
| Poage | 69 kV | Brazos | 4 | map |
| Temple | 69 kV | Oncor | 3 | map |
| Temple Taylor Valley | 69 kV | Oncor | 3 | map |
| Tap310675 | 69 kV | Brazos | 3 | map |
| Holland | 69 kV | Oncor | 2 | map |
| Killeen | 69 kV | Oncor | 2 | map |
| Lake Belton | 69 kV | Oncor | 2 | map |
| Bartlett | 69 kV | Brazos | 2 | map |
ERCOT interconnection queue
6 generation projects are queued in Bell County: 5 solar and 1 gas. By stage: 4 with a signed interconnection agreement, 1 in full interconnection study and 1 done with the full study. 7 battery storage projects are queued, 4 with a signed interconnection agreement.
From the ERCOT GIS report. Project names, developers, MW and dates are on Pro.
Planned transmission
29 planned grid projects touch Bell County: 12 new substations, 12 new or rebuilt lines and 5 substation upgrades, 17 at 345 kV or above.
Wholesale power prices
The NORTH load zone averaged $39.98/MWh day-ahead over the last 7 days. Nearest generator pricing nodes: CHIL_SLR $34.70, FIVEWSLR_ALL $34.70 and LMWD_SLR_RN $43.59.
ERCOT day-ahead settlement point prices. Hourly history, battery spreads and real-time prices are on the map.
Data centers and large loads
5 announced data center campuses in Bell County, 3 at or above ERCOT's 75 MW large load threshold.
- ERCOT Sorted the Queue and Published Nothing, So the Market Built Its Own Scoreboard The Grid Report 2026-09-13
- Rowan's $4.2 billion Temple data center campus advances as water, power questions persist Killeen Daily Herald 2026-09-13
- "The Only Meaningful Remedy Remaining": Three Judges Recommend Killing the Line, and ERCOT Concedes April Is Gone The Grid Report 2026-08-28
- "A Slap in the Face to the Legislative Branch": PUCT Votes on 765kV Lines Nobody in Austin Says They Approved The Grid Report 2026-08-21
- First AI-optimized Meta data center in nation opens in Temple Killeen Daily Herald 2026-07-01
Jurisdiction
Nearest city to the county center: Belton (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 Bell 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.