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73 MW BESS operating in Callahan, TX — Electric Reliability Council of Texas, Inc.
73 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2023
Operating Since
Coordinates
32.3069, -99.1640
County
Callahan, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Ranchland Wind Storage, LLC | — | — |
| Owner(s) | Ranchland Wind Storage, LLC | — | — |
| Status | Operating | — | — |
Ranchland Wind Storage is a 73 MW battery energy storage system (BESS) located in Callahan County, Texas. The facility, owned and operated by Ranchland Wind Storage, LLC, began operating in 2024. It consists of a single generator utilizing lithium-ion battery (LIB) technology. The plant is interconnected within the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority.
The Ranchland Wind Storage facility has a total storage capacity of 108.6 MWh, providing a duration of approximately 1.49 hours at its full power output. As of current rankings, the plant is the 226th largest in Texas out of 313 facilities and ranks 558th nationally out of 1205. The plant's primary fuel source is electricity (MWH), indicating it charges from the grid or a co-located renewable energy source.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
−627 MWh
Net Charging
-6.7K MWh
Annual Net Energy
-1.0%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $99.4M
Market Position
ISO/RTO Market
ERCOT
LMP Node
ANCHOR_ALL
Pricing Hub
HB_NORTH
Alt. Hub / Zone
LZ_NORTH
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-14
View all 5 articlesNo ask pi reports yet for this entity.
ask pi about Ranchland Wind StorageElectric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
345.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP