9.9 MW BESS operating in Galveston, TX — Electric Reliability Council of Texas, Inc.
9.9 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2020
Operating Since
Coordinates
29.3879, -94.9475
County
Galveston, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Engie North America | Engie North America | — |
| Owner(s) | Engie North America | ENGIE | — |
| Status | Operating | — | — |
The Heights battery storage facility is located in Galveston County, Texas. The plant, owned by ENGIE North America, a subsidiary of the French multinational ENGIE, has a total capacity of 9.9 MW. Heights began operating in 2020 and utilizes batteries as its primary fuel source. The facility consists of a single generator using battery energy storage system (BESS) technology.
Heights has a 9.9 MWh battery storage capacity, with a duration of 1 hour. The battery chemistry is lithium-ion (LIB). The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority, and the NERC region TRE. According to state rankings, Heights is the 288th largest plant in Texas out of 313, and nationally it ranks 826 out of 1205.
Generated from EIA, GEM, and public data sources
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
12.5 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
−42 MWh
Net Charging
-519 MWh
Annual Net Energy
-0.6%
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
Heights Substation · 138 kV
Substation Distance
0 km
Operator
Texas-New Mexico Power
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
BRHEIGHT_RN
Pricing Hub
HB_HOUSTON
Secondary Zone
LZ_HOUSTON
Location Type
Resource Node
Node Source
Curated node match
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Last updated 2026-03-26
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