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1.2 MW Natural Gas operating in Hidalgo, 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
26.2439, -98.2451
County
Hidalgo, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Walmart Stores Texas, LLC | — | — |
| Owner(s) | Walmart Stores Texas, LLC | — | — |
| Status | Operating | — | — |
WAL452 is a natural gas-fired power plant located in Hidalgo 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 Texas Reliability Entity (TRE) NERC region.
In its most recent year of operation, WAL452 generated 277 MWh of electricity, achieving a capacity factor of 2.6%. The plant is relatively small compared to others in the state, ranking 299th out of 312 power plants in Texas and 1892nd 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
277 MWh
Annual Generation
2.6%
Capacity Factor
CO₂ Intensity
1805 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
36 lb/MWh
SO₂
2021
$920/kW
Est. Construction Cost
Total estimated cost: $1.1M
Point of Interconnection
Nearest Substation
North McAllen Substation · 138 kV
Substation Distance
< 10 km
Operator
American Electric Power
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
—
Pricing Hub
HB_SOUTH
Node Source
OSM spatial match
Substation identified. Node ID not yet resolved against ISO roster.
No news articles linked yet for this plant.
News enrichment runs on demand — we have the pipeline, we just haven't fetched coverage for this plant yet. Request a detailed re-run and we'll add it.
No ask pi reports yet for this entity.
ask pi about WAL452Electric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
0.48 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Commercial
Sector
Commercial Non-CHP
0.049 lb/MWh
CH₄
0.034 lb/MWh
N₂O
0.003 lb/MWh
Capacity Factor
3.5%
Annual Net Gen
0 GWh
CO₂eq
1807 lb/MWh
Subregion
ERCOT All