Zavala County, Texas: power grid and siting data
Zavala County is in ERCOT's SOUTH load zone. It has 10 mapped substations, owned mostly by AEP Texas and STEC; the highest voltage is 138 kV. The ERCOT queue lists 2 generation projects (2 solar) and 4 battery storage projects here.
Substations in Zavala County
10 at 138 kV.
| Substation | Voltage | Owner | Lines | |
|---|---|---|---|---|
| Batesville | 138 kV | STEC | 4 | map |
| West Batesville | 138 kV | AEP Texas | 3 | map |
| South Batesville | 138 kV | STEC | 3 | map |
| North Batesville | 138 kV | STEC | 2 | map |
| Turtle Creek | 138 kV | AEP Texas | 2 | map |
| Leona | 138 kV | STEC | 2 | map |
| Chaparrosa 138kv | 138 kV | AEP Texas | map | |
| Lipton Box Bay | 138 kV | AEP Texas | map | |
| Crystal City 138kv | 138 kV | AEP Texas | map | |
| La Pryor 138kv | 138 kV | AEP Texas | map |
ERCOT interconnection queue
2 generation projects are queued in Zavala County: 2 solar. By stage: 1 with a signed interconnection agreement and 1 in full interconnection study. 4 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
No planned substations, lines or upgrades are recorded in Zavala County.
Wholesale power prices
The SOUTH load zone averaged $48.57/MWh day-ahead over the last 7 days. Nearest generator pricing nodes: DRYFRIO_RN $45.08, CARRIZO_ESR1 $47.26 and HELIOS_RN $45.37.
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: Crystal City (11.2 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 Zavala 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.