Search
Search plants, projects, owners, and states
Search plants, projects, owners, and states
100 MW BESS under construction in Val Verde, TX — Electric Reliability Council of Texas, Inc.
100 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
—
Operating Since
Coordinates
29.3491, -100.8734
County
Val Verde, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Tierra Seca BESS, LLC | — | — |
| Owner(s) | Tierra Seca BESS, LLC | — | — |
| Status | Under construction | — | — |
Tierra Seca is a 100 MW battery energy storage system (BESS) located in Val Verde County, Texas. The plant is owned and operated by Tierra Seca BESS, LLC. It consists of a single generator utilizing batteries as its primary fuel source, designated by the code MWH. The facility operates within the Electric Reliability Council of Texas (ERCOT) balancing authority and the TRE NERC region.
Tierra Seca is ranked as the 213th largest power plant in Texas out of 224 facilities, and nationally it holds a rank of 510 out of 514. Public records indicate there have been 10 news articles related to the plant, all of which pertain to deals.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
No generation data available for this plant.
2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $136.1M
Point of Interconnection
Nearest Substation
Del Rio Substation · 138 kV
Substation Distance
3.88 km
Operator
American Electric Power
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
HAMI_BESS_RN
Pricing Hub
HB_SOUTH
Alt. Hub / Zone
LZ_SOUTH
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Tierra SecaElectric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP