Barrio Grid / Texas counties / Brown County

Brown County, Texas: power grid and siting data

Brown County is in ERCOT's NORTH load zone. It has 8 mapped substations, owned mostly by Oncor, Bnsf Railway Company and Etp Crude Llc; the highest voltage is 345 kV. The ERCOT queue lists 4 generation projects (4 solar) and 6 battery storage projects here.

8substations

345 kVhighest voltage

4generation projects queued

6battery projects queued

$39.98NORTH zone, 7-day avg $/MWh

Substations in Brown County

2 at 345 kV, 5 at 138 kV, 1 at 69 kV and below.

Substation	Voltage	Owner	Lines
Brown	345 kV	Oncor	8	map
Unnamed station	345 kV	Oncor	1	map
Brownwood Switching Station	138 kV	Oncor	4	map
Brownwood	138 kV	Oncor	2	map
Brownwood South	138 kV	Oncor	2	map
Unnamed station	138 kV	Bnsf Railway Company	1	map
Unnamed station	138 kV	Etp Crude Llc	1	map
Holder	69 kV	Brazos	2	map

ERCOT interconnection queue

4 generation projects are queued in Brown County: 4 solar. By stage: 3 in full interconnection study and 1 done with the full study. 6 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 Brown County: 1 new or rebuilt line, 1 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: GWEC_G1 $42.32, CPSES_UNIT1 $39.73 and POTSVIL_RN $40.82.

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: Brownwood (1.4 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

Coleman County Comanche County Mills County Eastland County Callahan County San Saba County

See Brown 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.

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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.