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174 MW BESS operating in Brazoria, TX — Electric Reliability Council of Texas, Inc.
174 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2024
Operating Since
Coordinates
29.2815, -95.2957
County
Brazoria, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Longbow BESS, LLC | — | — |
| Owner(s) | Longbow BESS, LLC | — | — |
| Status | Operating | — | — |
Longbow BESS, LLC is a battery energy storage system (BESS) located in Brazoria County, Texas. The plant, owned and operated by Longbow BESS, LLC, has a total capacity of 174 MW and began operating in 2024. It is connected to the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority.
The facility consists of a single generator utilizing battery technology, specifically lithium-ion batteries (LIB). The BESS has a total storage capacity of 407.4 MWh, providing a duration of approximately 2.34 hours at full output. Longbow BESS, LLC ranks as the 148th largest power plant in Texas out of 224, and 352nd nationally out of 514.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
−1.3K MWh
Net Charging
-19.9K MWh
Annual Net Energy
-1.3%
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: $236.8M
Market Position
ISO/RTO Market
ERCOT
LMP Node
LON_RN1
Pricing Hub
HB_HOUSTON
Alt. Hub / Zone
LZ_HOUSTON
Location Type
Resource Node
Node Source
Curated node match
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ask pi about Longbow BESS, LLCElectric 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