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Barrio Grid / Texas counties / Hamilton County

Hamilton County, Texas: power grid and siting data

Hamilton County is in ERCOT's NORTH load zone. It has 5 mapped substations, owned mostly by TNMP and Brazos; the highest voltage is 138 kV. The ERCOT queue lists 0 generation projects and 1 battery storage project here.

5substations
138 kVhighest voltage
0generation projects queued
1battery projects queued
$39.98NORTH zone, 7-day avg $/MWh
Map of substations in Hamilton County, Texas

Substations in Hamilton County

2 at 138 kV, 3 at 69 kV and below.

SubstationVoltageOwnerLines
Jonesboro138 kVTNMP3map
Hamilton138 kVBrazos2map
Unnamed station69 kVTNMP2map
Hico69 kVTNMP1map
Indian Gap69 kVBrazos1map

ERCOT interconnection queue

No generation projects are queued in Hamilton County. 1 battery storage project is queued, 1 with a signed interconnection agreement.

From the ERCOT GIS report. Project names, developers, MW and dates are on Pro.

Planned transmission

7 planned grid projects touch Hamilton County: 2 new or rebuilt lines and 5 substation upgrades.

Wholesale power prices

The NORTH load zone averaged $39.98/MWh day-ahead over the last 7 days. Nearest generator pricing nodes: HAMI_BESS_RN $74.94, POTSVIL_RN $40.82 and CPSES_UNIT1 $39.73.

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: Hamilton (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 Hamilton 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.