200 MW BESS operating in Hidalgo, TX — Electric Reliability Council of Texas, Inc.
200 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2024
Operating Since
Coordinates
29.6207, -98.3347
County
Hidalgo, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Anemoi Energy Storage, LLC | — | — |
| Owner(s) | Anemoi Energy Storage, LLC | — | — |
| Status | Operating | — | — |
Anemoi Energy Storage is a 200 MW battery energy storage system (BESS) located in Hidalgo County, Texas. The facility, owned and operated by Anemoi Energy Storage, LLC, commenced operations in 2024. It is interconnected to the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority. The plant ranks 109th in size among power plants in Texas, and 268th nationally.
The facility consists of a single generator utilizing battery technology, with a total storage capacity of 400 MWh. The battery chemistry is lithium-ion (LIB), providing a duration of 2 hours at full power. The plant's primary fuel is listed as "MWH," indicating that it draws power from the grid for storage and subsequent discharge.
Generated from EIA, GEM, and public data sources
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
−2.6K MWh
Net Charging
-28.2K MWh
Annual Net Energy
-1.6%
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.
No financial data available for this plant.
Point of Interconnection
Nearest Substation
Pomelo Substation · 345 kV
Substation Distance
< 10 km
Operator
American Electric Power
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
ANEM_ES_RN
Pricing Hub
HB_SOUTH
Node Source
EIA-860 direct report
Last updated 2026-03-26
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