175 MW BESS operating in Pecos, TX — Electric Reliability Council of Texas, Inc.
175 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2024
Operating Since
Coordinates
30.8841, -102.4225
County
Pecos, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Engie North America | Engie North America | — |
| Owner(s) | Engie North America | ENGIE | — |
| Status | Operating | — | — |
Pavo is a 175 MW battery energy storage system (BESS) located in Pecos County, Texas. The plant, which began operating in 2024, utilizes lithium-ion battery (LIB) chemistry and has a storage capacity of 175 MWh, providing a duration of 1 hour. It is owned and operated by Engie North America, a subsidiary of the French company ENGIE.
The facility connects to the Electric Reliability Council of Texas (ERCOT) grid, and is under the purview of the TRE NERC region. Pavo is ranked as the 146th largest power plant in Texas out of 224, and 349th nationally out of 514. The plant consists of a single generator and its primary fuel source is electricity (MWH) used to charge the batteries.
Generated from EIA, GEM, and public data sources
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
138 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
−384 MWh
Net Charging
-11.7K MWh
Annual Net Energy
-0.8%
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
White Baker Substation · 69 kV
Substation Distance
0 km
Operator
Southwest Texas Electric Cooperative
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
PAVO_ESS_ALL
Pricing Hub
HB_WEST
Secondary Zone
LZ_WEST
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-26
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