2. U.S. Power Plants
  3. Louisiana
  4. Jefferson Parish, LA
  5. Westwego, LA
  6. Nine Mile Point

Nine Mile Point

1617 River Road, Westwego, LA 70094

Plant Summary Information

Nine Mile Point is ranked #20 out of 2,254 natural gas power plants nationwide in terms of total annual net electricity generation.

Nine Mile Point is comprised of 5 generators and generated 2.7 TWh during the 3-month period between June 2024 to September 2024.

Plant NameNine Mile Point
Utility NameEntergy Louisiana LLC
LocationJefferson Parish, LA
Initial Operation DateNovember 1955
Last Update Sep 2024
Annual Generation 8.7 TWh
Annual Consumption 85.1 M MMBtu
Ranked #82 out of 11,852 Power Plants Nationwide
Ranked #20 out of 2,254 Natural Gas Power Plants Nationwide
Ranked #1 out of 77 Louisiana Power Plants
Ranked #1 out of 54 Louisiana Natural Gas Power Plants
Fuel Types Natural Gas

Map of Nine Mile Point

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Monthly Net Generation for Nine Mile Point

Nine Mile Point Details

Summary Information
Plant NameNine Mile Point (1403)
Plant Address1617 River Road, Westwego, LA 70094
UtilityEntergy Louisiana LLC (11241)
Latitude, Longitude29.9472, -90.1458
Generation Dates on FileJan 2001 to Sep 2024
Initial Operation DateNovember 1955
Annual Generation 8.7 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 RegionSERC
Balancing AuthorityMidcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS CodeUtilities (22)
Sector Electric Utility (1)
Water SourceMississippi River
Ash Impoundment No
Transmission / Distribution OwnerEntergy Louisiana LLC (11241) LA
Grid Voltage 230.00 kV / 115.00 kV
Energy StorageNo
 
Natural Gas Information
Pipeline Name GULF SOUTH PIPELINE COMPANY LP
Natural Gas StorageYes
Liquefied Natural Gas StorageNo

* Data obtained from the 2023 EIA 860 Report

Generator 6(4) Details Operating May 1971

TechnologyNatural Gas Steam Turbine
Prime MoverSteam Turbine
OwnershipSingle Owner
RTO ISO LMP Node DesignationEES.NINEMILE4
RTO ISO Location Designation For Reporting Wholesale Sales DataEES.NINEMILE4
Nameplate Capacity895.1 MW
Nameplate Power Factor0.9
Summer Capacity731.9 MW
Winter Capacity758.5 MW
Minimum Load190 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateMay 1971
Planned RetirementJune 2031
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas / Distillate Fuel Oil
Startup SourceNatural Gas
Solid Fuel Gasification No
Time From Cold Shutdown To Full LoadOVER
Multiple FuelsYes
Cofire FuelsYes
Switch Between Oil And Natural GasYes
Multifuel Details
Cofire Energy SourceNG / DFO
Switch When OperatingYes
Net Summer Capacity With Natural Gas729.5 MW
Net Winter Capacity With Natural Gas741.7 MW
Net Summer Capacity With Oil500 MW
Net Winter Capacity With Oil280 MW
Time To Switch From Gas To Oil24H
Time To Switch From Oil To GasUNK
Factors That Limit SwitchingNo

Generator 5 Details Operating June 1973

TechnologyNatural Gas Steam Turbine
Prime MoverSteam Turbine
OwnershipSingle Owner
RTO ISO LMP Node DesignationEES.NINEMILE5
RTO ISO Location Designation For Reporting Wholesale Sales DataEES.NINEMILE5
Nameplate Capacity895.1 MW
Nameplate Power Factor0.9
Summer Capacity721.5 MW
Winter Capacity731 MW
Minimum Load190 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJune 1973
Planned RetirementJune 2033
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas / Distillate Fuel Oil
Startup SourceNatural Gas
Solid Fuel Gasification No
Time From Cold Shutdown To Full LoadOVER
Multiple FuelsYes
Cofire FuelsYes
Switch Between Oil And Natural GasYes
Multifuel Details
Cofire Energy SourceNG / DFO
Switch When OperatingYes
Net Summer Capacity With Natural Gas740 MW
Net Winter Capacity With Natural Gas731 MW
Net Summer Capacity With Oil500 MW
Net Winter Capacity With Oil280 MW
Time To Switch From Gas To Oil24H
Time To Switch From Oil To GasUNK
Factors That Limit SwitchingNo

Generator 6A Details Operating December 2014

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodePB01
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
Nameplate Capacity194.7 MW
Nameplate Power Factor0.9
Summer Capacity168 MW
Winter Capacity180 MW
Minimum Load17 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateDecember 2014
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas / Distillate Fuel Oil
Solid Fuel Gasification No
Time From Cold Shutdown To Full Load10M
Multiple FuelsYes
Cofire FuelsNo
Switch Between Oil And Natural GasYes
Multifuel Details
Switch When OperatingYes
Net Summer Capacity With Natural Gas168 MW
Net Winter Capacity With Natural Gas180 MW
Net Summer Capacity With Oil168 MW
Net Winter Capacity With Oil180 MW
Time To Switch From Gas To Oil1H
Time To Switch From Oil To Gas6H
Factors That Limit SwitchingYes
Air Permit LimitsYes

Generator 6B Details Operating December 2014

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodePB01
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
Nameplate Capacity194.7 MW
Nameplate Power Factor0.9
Summer Capacity168 MW
Winter Capacity180 MW
Minimum Load17 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateDecember 2014
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas / Distillate Fuel Oil
Time From Cold Shutdown To Full Load10M
Multiple FuelsYes
Switch Between Oil And Natural GasYes
Multifuel Details
Switch When OperatingYes
Net Summer Capacity With Natural Gas168 MW
Net Winter Capacity With Natural Gas180 MW
Net Summer Capacity With Oil168 MW
Net Winter Capacity With Oil180 MW
Time To Switch From Gas To Oil1H
Time To Switch From Oil To Gas1H
Factors That Limit SwitchingNo

Generator 6C Details Operating December 2014

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Steam Part
Unit CodePB01
OwnershipSingle Owner
Duct BurnersYes
Nameplate Capacity260.1 MW
Nameplate Power Factor0.85
Summer Capacity560 MW
Winter Capacity620 MW
Minimum Load50 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateDecember 2014
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceNatural Gas / Distillate Fuel Oil
Time From Cold Shutdown To Full Load12H
Multiple FuelsYes
Switch Between Oil And Natural GasNo

Nine Mile Point 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
#10Union Power StationEl Dorado, AR11.1 TWh
#11Midland Cogeneration VentureMidland, MI10.8 TWh
#12Lackawanna Energy CenterJessup, PA10.3 TWh
#13Forney Energy CenterForney, TX9.9 TWh
#14Hanging Rock Energy FacilityIronton, OH9.6 TWh
#15Warren CountyFront Royal, VA9.3 TWh
#16York Energy CenterDelta, PA9.0 TWh
#17Fort MyersFt. Myers, FL9.0 TWh
#18Sherwood H Smith Jr Energy ComplexHamlet, NC8.8 TWh
#19Lawrenceburg Power, LLCLawrenceburg, IN8.7 TWh
#21SanfordDeBary, FL8.6 TWh
#22South Field EnergyWellsville, OH8.6 TWh
#23Thomas A Smith Energy FacilityDalton, GA8.5 TWh
#24Seminole (FL)Palatka, FL11.1 TWh
#25Wansley Combined CycleFranklin, GA8.3 TWh
#26Hummel Station LLCShamokin Dam, PA8.3 TWh
#27Moxie Freedom Generation PlantSalem Township, PA7.9 TWh
#28Brunswick County Power StationFreeman, VA7.9 TWh
#29Port Washington Generating StationPort Washington, WI7.9 TWh
#30McIntosh Combined Cycle FacilityRincon, GA7.8 TWh

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Little GypsyLa Place, LA1.1 TWh19.3 mi
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New Orleans PowerNew Orleans, LA123.4 GWh13.2 mi
New Orleans Solar StationNew Orleans, LA36.2 GWh14.3 mi
Oak Point CogenBelle Chasse, LA92.8 GWh12.5 mi
Shell ChemicalGeismar, LA560.4 GWh52.8 mi
St. Charles Power Station (LA)La Place, LA5.1 TWh19.3 mi
St. James Solar (LA)Vacherie, LA39.0 GWh35.2 mi
Taft Cogeneration FacilityHahnville, LA6.0 TWh19 mi
TCI AlvarNew Orleans, LA2.6 GWh7.7 mi
TCI FranceNew Orleans, LA1.6 GWh7.4 mi
Waterford 1 & 2Killona, LA239.7 GWh20.1 mi
Waterford 3Killona, LA4.4 TWh19.8 mi