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1.2 MW Natural Gas operating in Cameron, 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
25.9761, -97.5195
County
Cameron, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Walmart Stores Texas, LLC | — | — |
| Owner(s) | Walmart Stores Texas, LLC | — | — |
| Status | Operating | — | — |
WAL456 is a natural gas-fired power plant located in Cameron County, Texas. The plant, owned and operated by Walmart Stores Texas, LLC, has a total capacity of 1.2 MW consisting of three natural gas internal combustion engine generators. It began operating in 2021.
The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority and the TRE NERC region. In its latest year of operation, WAL456 generated 272 MWh of electricity, achieving a capacity factor of 2.6%. The plant's relatively small size results in a ranking of 300 out of 312 power plants in Texas, and 1893 out of 1963 plants nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
20 MWh
Latest Month
272 MWh
Annual Generation
2.6%
Capacity Factor
CO₂ Intensity
1636 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
32 lb/MWh
SO₂
2021
$920/kW
Est. Construction Cost
Total estimated cost: $1.1M
Point of Interconnection
Nearest Substation
Olmito Substation · 138 kV
Substation Distance
2.847 km
Operator
American Electric Power
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
OLMITO_RN
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 WAL456Electric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
0.48 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Commercial
Sector
Commercial Non-CHP
0.045 lb/MWh
CH₄
0.031 lb/MWh
N₂O
0.003 lb/MWh
Capacity Factor
3.6%
Annual Net Gen
0 GWh
CO₂eq
1638 lb/MWh
Subregion
ERCOT All