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300 MW BESS planned in Brazoria, TX
300 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
Planned: —
Planned Operation
Coordinates
29.2477, -95.6855
County
Brazoria, TX
Nearby Plants
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Request a demo →| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Elio Energy LLC | — | — |
| Owner(s) | Elio Energy LLC | — | — |
| Status | Planned | — | — |
Elio Energy LLC, located in Brazoria County, Texas, is a 300 MW battery energy storage system. The plant, identified by the EIA plant code 65850, is operated by Elio Energy LLC. It consists of a single generator utilizing batteries as its primary technology and MWH as its fuel source.
Elio Energy LLC operates within the Electric Reliability Council of Texas (ERCOT) balancing authority, falling under the Texas Reliability Entity (TRE) NERC region. The plant is ranked as the 52nd largest in Texas out of 224 plants and 159th nationally out of 514 plants.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
Electric 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
No generation data available for this plant.
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Request a demo →2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $408.3M
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Request a demo →Market Position
ISO/RTO Market
ERCOT
LMP Node
RN_LNP_SLR
Pricing Hub
HB_HOUSTON
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-26
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