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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
29.7211, -95.6462
County
Harris, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Walmart Stores Texas, LLC | — | — |
| Owner(s) | Walmart Stores Texas, LLC | — | — |
| Status | Operating | — | — |
WAL772 is a natural gas-fired power plant located in Harris County, Texas. The plant is owned and operated by Walmart Stores Texas, LLC. Commissioned in 2021, it has a total capacity of 1.2 MW, distributed across three natural gas internal combustion engine generators. The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority.
In its latest year of operation, WAL772 generated 198 MWh of electricity, achieving a capacity factor of 1.9%. The plant's relatively small size results in a ranking of 263 out of 312 power plants in Texas, and 1855 out of 1963 plants nationally. The plant is located within the 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
14 MWh
Latest Month
198 MWh
Annual Generation
1.9%
Capacity Factor
CO₂ Intensity
1879 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
37 lb/MWh
SO₂
2021
$920/kW
Est. Construction Cost
Total estimated cost: $1.1M
Point of Interconnection
Nearest Substation
Barker Substation · 138 kV
Substation Distance
3.316 km
Operator
CenterPoint Energy
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
HB_HOUSTON
Pricing Hub
HB_HOUSTON
Location Type
Trading Hub
Node Source
Curated node match
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ask pi about WAL772Electric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
0.48 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Commercial
Sector
Commercial Non-CHP
0.052 lb/MWh
CH₄
0.035 lb/MWh
N₂O
0.004 lb/MWh
Capacity Factor
2.7%
Annual Net Gen
0 GWh
CO₂eq
1881 lb/MWh
Subregion
ERCOT All