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1.2 MW Natural Gas operating in Maverick, TX — Electric Reliability Council of Texas, Inc.
1.2 MW
Nameplate Capacity
3
Generators
units
Natural Gas Internal Combustion Engine
Technology
2021
Operating Since
Coordinates
28.7020, -100.4827
County
Maverick, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Walmart Stores Texas, LLC | — | — |
| Owner(s) | Walmart Stores Texas, LLC | — | — |
| Status | Operating | — | — |
WAL461 is a natural gas-fired power plant located in Maverick County, Texas. The plant has a total capacity of 1.2 MW and is comprised of 3 natural gas-fueled internal combustion engine generators. It began operating in 2021 and is owned and operated by Walmart Stores Texas, LLC. The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority.
In its latest year of operation, WAL461 generated 241 MWh of electricity, achieving a capacity factor of 2.3%. The plant is ranked 301 out of 312 power plants in Texas and 1881 out of 1963 plants nationally. The plant resides within the Texas Regional Entity (TRE) NERC region.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
17 MWh
Latest Month
241 MWh
Annual Generation
2.3%
Capacity Factor
CO₂ Intensity
1722 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
34 lb/MWh
SO₂
2021
$920/kW
Est. Construction Cost
Total estimated cost: $1.1M
Point of Interconnection
Nearest Substation
Eagle Pass Substation · 138 kV
Substation Distance
2.882 km
Operator
American Electric Power
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
ESCONDID_ESR
Pricing Hub
HB_SOUTH
Alt. Hub / Zone
LZ_SOUTH
Location Type
Resource Node
Node Source
Curated node match
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ask pi about WAL461Electric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
0.48 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Commercial
Sector
Commercial Non-CHP
0.046 lb/MWh
CH₄
0.032 lb/MWh
N₂O
0.003 lb/MWh
Capacity Factor
2.8%
Annual Net Gen
0 GWh
CO₂eq
1724 lb/MWh
Subregion
ERCOT All