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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
2020
Operating Since
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Walmart Stores Texas, LLC | — | — |
| Owner(s) | Walmart Stores Texas, LLC | — | — |
| Status | Operating | — | — |
WAL5091 is a natural gas-fired power plant located in Harris County, Texas. The plant has a total capacity of 1.2 MW and is owned and operated by Walmart Stores Texas, LLC. The facility commenced operations in 2020 and consists of three natural gas internal combustion engine generators. The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority.
In its most recent year of operation, WAL5091 generated 288 MWh of electricity, achieving a capacity factor of 2.7%. The plant's relatively low capacity factor suggests it operates primarily as a peaking plant or for on-site power. Based on total capacity, WAL5091 ranks as the 231st largest power plant in Texas out of 312, and 1815th nationally out of 1963.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
21 MWh
Latest Month
288 MWh
Annual Generation
2.7%
Capacity Factor
CO₂ Intensity
1652 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
2020
$1,116/kW
Est. Construction Cost
Total estimated cost: $1.3M
Point of Interconnection
Nearest Substation
Cy-Fair 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 WAL5091Electric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
0.48 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Commercial
Sector
Commercial Non-CHP
0.044 lb/MWh
CH₄
0.031 lb/MWh
N₂O
0.003 lb/MWh
Capacity Factor
3.6%
Annual Net Gen
0 GWh
CO₂eq
1653 lb/MWh
Subregion
ERCOT All