Rio Nogales Power Project

711 Rio Nogales Drive, Seguin, TX 78155

Plant Summary Information

Rio Nogales Power Project is ranked #24 out of 796 power plants in Texas in terms of total annual net electricity generation.

Rio Nogales Power Project is comprised of 4 generators and generated 963.4 GWh during the 3-month period between February 2025 to May 2025.

Plant NameRio Nogales Power Project
Utility NameCity of San Antonio - (TX)
LocationGuadalupe County, TX
Initial Operation DateMay 2002
Last Update May 2025
Annual Generation 5.0 TWh
Annual Consumption 39.9 M MMBtu
Ranked #216 out of 12,312 Power Plants Nationwide
Ranked #102 out of 2,220 Natural Gas Power Plants Nationwide
Ranked #24 out of 796 Texas Power Plants
Ranked #16 out of 312 Texas Natural Gas Power Plants
Fuel Types Natural Gas

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Monthly Net Generation for Rio Nogales Power Project

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Rio Nogales Power Project Details

Summary Information
Plant NameRio Nogales Power Project (55137)
Plant Address711 Rio Nogales Drive, Seguin, TX 78155
UtilityCity of San Antonio - (TX) (16604)
Latitude, Longitude29.59306, -97.97322
Generation Dates on FileFeb 2002 to May 2025
Initial Operation DateMay 2002
Annual Generation 5.0 TWh
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 StatusRegulated
NERC RegionTRE
Balancing AuthorityElectric Reliability Council of Texas, Inc. (ERCO)
NAICS CodeUtilities (22)
Sector Electric Utility (1)
Water SourceMunicipality
Ash Impoundment No
Transmission / Distribution OwnerLower Colorado River Authority (11269)
Grid Voltage 345.00 kV
Energy StorageNo
 
Natural Gas Information
Pipeline Name ENTERPRISE TEXAS PIPELINE
KINDER MORGAN TEXAS PIPELINE LLC
PHILLIPS UTIL GAS CORP
Natural Gas StorageNo

Generator CTG1 Details Operating May 2002

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodeCC1
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
RTO ISO LMP Node DesignationRIONOG_CT1
RTO ISO Location Designation For Reporting Wholesale Sales DataRIONOG_CT1
Nameplate Capacity189 MW
Nameplate Power Factor0.85
Summer Capacity165.5 MW
Winter Capacity196 MW
Minimum Load100 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateMay 2002
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator CTG2 Details Operating May 2002

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodeCC1
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
RTO ISO LMP Node DesignationRIONOG_CT2
RTO ISO Location Designation For Reporting Wholesale Sales DataRIONOG _CT2
Nameplate Capacity189 MW
Nameplate Power Factor0.85
Summer Capacity158 MW
Winter Capacity193 MW
Minimum Load100 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateMay 2002
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Planned Net Summer Capacity Uprate3 MW
Planned Net Winter Capacity Uprate3 MW
Planned UprateApril 2025
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator CTG3 Details Operating May 2002

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodeCC1
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
RTO ISO LMP Node DesignationRIONOG_CT3
RTO ISO Location Designation For Reporting Wholesale Sales DataRIONOG_CT3
Nameplate Capacity189 MW
Nameplate Power Factor0.85
Summer Capacity165.5 MW
Winter Capacity196 MW
Minimum Load100 MW
Uprate/Derate Completed Yes
Uprate Or Derate CompletedApril 2024
StatusOperating
First Operation DateMay 2002
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator STG1 Details Operating May 2002

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Steam Part
Unit CodeCC1
OwnershipSingle Owner
Duct BurnersYes
RTO ISO LMP Node DesignationRIONOG_ST1
RTO ISO Location Designation For Reporting Wholesale Sales DataRIONOG_ST1
Nameplate Capacity373.2 MW
Nameplate Power Factor0.85
Summer Capacity303 MW
Winter Capacity319 MW
Minimum Load50 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateMay 2002
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Rio Nogales Power Project Plant Owners

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

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#101Plaquemine Cogeneration PlantPlaquemine, LA5.1 TWh
#103Redbud Power PlantLuther, OK5.0 TWh
#104CPV Valley Energy CenterWawayanda, NY5.0 TWh
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#106Chuck Lenzie Generating StationApex, NV4.9 TWh
#107E B Harris Electric Generating PlantAutaugaville, AL4.9 TWh
#108Hill Top Energy Center, LLCCarmichaels, PA4.9 TWh
#109Zeeland Generating StationZeeland, MI4.9 TWh
#110Keys Energy CenterBrandywine, MD4.9 TWh
#111JasperHardeeville, SC4.8 TWh
#112Morgan Energy CenterDecatur, AL4.8 TWh

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