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200 MW BESS planned in Bexar, TX — Electric Reliability Council of Texas, Inc.
200 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
Planned: —
Planned Operation
Coordinates
29.3076, -98.2967
County
Bexar, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Rush ESS LLC | — | — |
| Owner(s) | Rush ESS LLC | — | — |
| Status | Planned | — | — |
Rush ESS is a 200 MW battery energy storage system located in Bexar County, Texas. The facility is owned and operated by Rush ESS LLC. It interconnects to the Electric Reliability Council of Texas (ERCOT) grid, within the TRE NERC region. The plant's primary fuel is listed as MWH, indicating it draws power from the grid to charge its batteries.
The facility consists of a single generator. Rush ESS ranks as the 118th largest power plant in Texas out of 224, and 315th 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
No generation data available for this plant.
2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $272.2M
Point of Interconnection
Nearest Substation
J. K. Spruce Switchyard · 345 kV
Substation Distance
< 10 km
Operator
CPS Energy
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
—
Pricing Hub
HB_SOUTH
Alt. Hub / Zone
LZ_SOUTH
Node Source
Shared substation inference
Substation identified. Node ID not yet resolved against ISO roster.
Last updated 2026-03-26
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ask pi about Rush ESSElectric 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