10 MW BESS operating in Hidalgo, TX — Electric Reliability Council of Texas, Inc.
10 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2023
Operating Since
Coordinates
26.2306, -97.9123
County
Hidalgo, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | SMT Mercedes LLC | — | — |
| Owner(s) | SMT Mercedes LLC | — | — |
| Status | Operating | — | — |
SMT Mercedes LLC is a 10 MW battery energy storage system (BESS) located in Hidalgo County, Texas. The facility, owned and operated by SMT Mercedes LLC, began operation in 2023. It consists of a single generator utilizing lithium-ion batteries (LIB) to store and discharge electricity. The plant's storage capacity is 10 MWh, providing a duration of 1 hour at its full power output.
The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority, which falls under the Texas Reliability Entity (TRE) NERC region. SMT Mercedes LLC is ranked as the 246th largest power plant in Texas out of 313 facilities, and nationally it is ranked 765th out of 1205. The primary fuel type reported for the facility is MWH, reflecting its role as an energy storage resource rather than a traditional generator.
Generated from EIA, GEM, and public data sources
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
12.47 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
−24 MWh
Net Charging
-362 MWh
Annual Net Energy
-0.4%
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
North Mercedes Substation · 138 kV
Substation Distance
0 km
Operator
American Electric Power
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
N_MRD_ESR_RN
Pricing Hub
HB_SOUTH
Secondary Zone
LZ_SOUTH
Location Type
Resource Node
Node Source
Curated node match