Jasper County, Texas: power grid and siting data
Jasper Newton Elec Coop owns most of the substations near the county center. It has 14 mapped substations, owned mostly by Jasper Newton Elec Coop, Jnec and Entergy (non-ERCOT); the highest voltage is 138 kV. The ERCOT queue lists 0 generation projects and 0 battery storage projects here.
Substations in Jasper County
12 at 138 kV, 2 at 69 kV and below.
| Substation | Voltage | Owner | Lines | |
|---|---|---|---|---|
| Sam Dam | 138 kV | Entergy (non-ERCOT) | 7 | map |
| Jasper | 138 kV | Entergy (non-ERCOT) | 6 | map |
| Evadale | 138 kV | Entergy (non-ERCOT) | 4 | map |
| Unnamed station | 138 kV | Jnec | 4 | map |
| Mill Creek | 138 kV | Jnec | 4 | map |
| Unnamed station | 138 kV | Jasper Newton Elec Coop | 3 | map |
| Unnamed station | 138 kV | Jasper Newton Elec Coop | 2 | map |
| Unnamed station | 138 kV | Jasper Newton Elec Coop | 2 | map |
| Unnamed station | 138 kV | Jasper Newton Elec Coop | 2 | map |
| Kirbyville | 138 kV | Jnec | 2 | map |
| Unnamed station | 138 kV | Jasper Newton Elec Coop | 2 | map |
| Unnamed station | 138 kV | Jnec | 1 | map |
| Horton Hill | 69 kV | Deep East Tx Electric Coop Inc | 3 | map |
| Kirbyville | 69 kV | not recorded | 1 | map |
ERCOT interconnection queue
No generation projects are queued in Jasper County. No battery storage projects are queued.
From the ERCOT GIS report. Project names, developers, MW and dates are on Pro.
Planned transmission
No planned substations, lines or upgrades are recorded in Jasper County.
Wholesale power prices
No price data.
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: Kirbyville (8.4 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
See Jasper 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.