2. U.S. Power Plants
  3. Texas
  4. Harris County, TX
  5. Tomball, TX
  6. WAL5091

WAL5091

26270 Northwest Freeway, Cypress, TX 77429

Plant Summary Information

WAL5091 is ranked #201 out of 313 natural gas power plants in Texas in terms of total annual net electricity generation.

WAL5091 is comprised of 3 generators and generated 93.4 MWh during the 3-month period between September 2025 to December 2025.

Plant NameWAL5091
Utility NameWalmart Stores Texas, LLC
LocationHarris County, TX
Initial Operation DateJuly 2020
Last Update Dec 2025
Annual Generation 411.0 MWh
Annual Consumption 4.4 k MMBtu
Ranked #12,303 out of 13,081 Power Plants Nationwide
Ranked #1,942 out of 2,206 Natural Gas Power Plants Nationwide
Ranked #713 out of 852 Texas Power Plants
Ranked #201 out of 313 Texas Natural Gas Power Plants
Fuel Types Natural Gas

Map of WAL5091

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Monthly Net Generation for WAL5091

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Monthly Plant Fuel Consumption for WAL5091

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WAL5091 Details

Summary Information
Plant NameWAL5091 (64949)
Plant Address26270 Northwest Freeway, Cypress, TX 77429
UtilityWalmart Stores Texas, LLC (64315)
Latitude, Longitude29.976, -95.69735
Generation Dates on FileJan 2021 to Dec 2025
Initial Operation DateJuly 2020
Annual Generation 411.0 MWh
Fuel Types Natural Gas
 
Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration StatusNo
FERC Small Power Producer StatusNo
FERC Exempt Wholesale Generator StatusNo
Regulatory Information
Regulatory StatusNon-Regulated
NERC RegionTRE
Balancing AuthorityElectric Reliability Council of Texas, Inc. (ERCO)
NAICS CodeMotor Vehicle and Parts Dealers (441)
Sector Commercial Non-CHP (4)
Water Source
Ash Impoundment
Transmission / Distribution OwnerCenterPoint Energy (8901) TX
Grid Voltage 0.48 kV
Energy StorageNo
 
Natural Gas Information
Local Distribution Company (LDC)CENTERPOINT ENERGY
Natural Gas StorageNo
Liquefied Natural Gas StorageNo

* Data obtained from the 2025 EIA 860 Report

Generator GEN1 Details Operating July 2020

TechnologyNatural Gas Internal Combustion Engine
Prime MoverInternal Combustion Engine
OwnershipSingle Owner
Nameplate Capacity0.4 MW
Nameplate Power Factor0.8
Summer Capacity0.4 MW
Winter Capacity0.4 MW
Minimum Load0.1 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJuly 2020
Combined Heat & Power No
Sector NameCommercial Non-CHP (4)
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Multiple FuelsNo

Generator GEN2 Details Operating July 2020

TechnologyNatural Gas Internal Combustion Engine
Prime MoverInternal Combustion Engine
OwnershipSingle Owner
Nameplate Capacity0.4 MW
Nameplate Power Factor0.8
Summer Capacity0.4 MW
Winter Capacity0.4 MW
Minimum Load0.1 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJuly 2020
Combined Heat & Power No
Sector NameCommercial Non-CHP (4)
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Multiple FuelsNo

Generator GEN3 Details Operating July 2020

TechnologyNatural Gas Internal Combustion Engine
Prime MoverInternal Combustion Engine
OwnershipSingle Owner
Nameplate Capacity0.4 MW
Nameplate Power Factor0.8
Summer Capacity0.4 MW
Winter Capacity0.4 MW
Minimum Load0.1 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJuly 2020
Combined Heat & Power No
Sector NameCommercial Non-CHP (4)
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Multiple FuelsNo

WAL5091 Plant Owners

Owner NameAddressGeneratorOwnership
We couldn't locate any owners for this plant

Power Plants with Similar Net Generation

Power plants with a similar annual net generation from Natural Gas.

RankPlant NamePlant LocationAnnual Generation
#1932J C McNeilBurlington, VT224.4 GWh
#1933WAL536Abilene, TX423.0 MWh
#1934Redwood FallsRedwood Falls, MN3.4 GWh
#1935RavenChemBaytown, TX422.0 MWh
#1936WAL266Grapevine, TX420.0 MWh
#1937WAL744Humble, TX418.0 MWh
#1938WAL3285Cedar Hill, TX418.0 MWh
#1939WAL896Grand Prairie, TX415.0 MWh
#1940Silicon Valley Clean WaterRedwood City, CA8.3 GWh
#1941MacArthur Waste to Energy FacilityRonkonkoma, NY52.4 GWh
#1943Univ of Oregon Central Power StationEugene, OR567.1 MWh
#1944WAL791Alice, TX410.0 MWh
#1945WAL5713Laredo, TX410.0 MWh
#1946WAL1040Houston, TX409.0 MWh
#1947WAL3773Fort Worth, TX408.0 MWh
#1948O H HutchingsMiamisburg, OH397.0 MWh
#1949WAL972Fort Worth, TX396.0 MWh
#1950WAL3631Crowley, TX396.0 MWh
#1951WAL3518Laredo, TX392.0 MWh
#1952WAL5080Hurst, TX392.0 MWh

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