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1.2 MW Natural Gas operating in Harris, 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
29.8298, -95.3773
County
Harris, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Walmart Stores Texas, LLC | — | — |
| Owner(s) | Walmart Stores Texas, LLC | — | — |
| Status | Operating | — | — |
WAL4526 is a natural gas-fired power plant located in Harris County, Texas. The plant has a total capacity of 1.2 MW, distributed across three natural gas 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, Inc. (ERCOT) balancing authority.
In its most recent year of operation, WAL4526 generated 323 MWh of electricity, achieving a capacity factor of 3.1%. The plant's relatively low capacity factor suggests it operates primarily as a peaking or backup power source. In terms of size, WAL4526 is ranked 213 out of 312 power plants in Texas and 1805 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
23 MWh
Latest Month
323 MWh
Annual Generation
3.1%
Capacity Factor
CO₂ Intensity
1697 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
33 lb/MWh
SO₂
2021
$920/kW
Est. Construction Cost
Total estimated cost: $1.1M
Point of Interconnection
Nearest Substation
Airline Substation · 138 kV
Substation Distance
< 10 km
Operator
CenterPoint Energy
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
—
Pricing Hub
HB_HOUSTON
Node Source
OSM spatial match
Substation identified. Node ID not yet resolved against ISO roster.
No news articles linked yet for this plant.
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No ask pi reports yet for this entity.
ask pi about WAL4526Electric 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
2.4%
Annual Net Gen
0 GWh
CO₂eq
1699 lb/MWh
Subregion
ERCOT All