Waterford 1 & 2

17705 River Road, Killona, LA 70057

Plant Summary Information

Waterford 1 & 2 is ranked #38 out of 87 power plants in Louisiana in terms of total annual net electricity generation.

Waterford 1 & 2 is comprised of 2 generators and generated 83.3 GWh during the 3-month period between September 2025 to December 2025.

Plant Name	Waterford 1 & 2
Utility Name	Entergy Louisiana LLC
Location	St. Charles Parish, LA
Initial Operation Date	July 1975
Last Update	Dec 2025
Annual Generation	339.0 GWh
Annual Consumption	4.3 M MMBtu
Ranked #1,896 out of 13,301 Power Plants Nationwide
Ranked #637 out of 2,218 Natural Gas Power Plants Nationwide
Ranked #38 out of 87 Louisiana Power Plants
Ranked #28 out of 55 Louisiana Natural Gas Power Plants
Fuel Types	Natural Gas : 98.8% Distillate Fuel Oil : 1.2%

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Summary Information
Plant Name	Waterford 1 & 2 (8056)
Plant Address	17705 River Road, Killona, LA 70057
Utility	Entergy Louisiana LLC (11241)
Latitude, Longitude	29.99888, -90.47684
Generation Dates on File	Jan 2001 to Dec 2025
Initial Operation Date	July 1975
Annual Generation	339.0 GWh
Fuel Types	Natural Gas : 98.8% Distillate Fuel Oil : 1.2%

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	No

Regulatory Information
Regulatory Status	Regulated
NERC Region	SERC
Balancing Authority	Midcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Mississippi River
Ash Impoundment	No
Transmission / Distribution Owner	Entergy Louisiana LLC (11241) LA
Grid Voltage	230.00 kV
Energy Storage	No

Natural Gas Information
Local Distribution Company (LDC)	EVANGELINE GAS CO INC
Natural Gas Storage	No

* Data obtained from the 2025 EIA 860 Report

Technology	Natural Gas Steam Turbine
Prime Mover	Steam Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	EES.WATRFD2
RTO ISO Location Designation For Reporting Wholesale Sales Data	EES.WATRFD2
Nameplate Capacity	445.5 MW
Nameplate Power Factor	0.9
Summer Capacity	417.3 MW
Winter Capacity	417.5 MW
Minimum Load	125 MW
Uprate/Derate Completed	No
Status	Operating

First Operation Date	October 1975
Planned Retirement	June 2028
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas / Residual Fuel Oil
Startup Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	OVER
Multiple Fuels	Yes
Cofire Fuels	Yes
Switch Between Oil And Natural Gas	Yes

Multifuel Details
Cofire Energy Source	NG / RFO
Switch When Operating	Yes
Net Summer Capacity With Natural Gas	411 MW
Net Winter Capacity With Natural Gas	411 MW
Net Summer Capacity With Oil	411 MW
Net Winter Capacity With Oil	411 MW
Time To Switch From Gas To Oil	24H
Time To Switch From Oil To Gas	6H
Factors That Limit Switching	Yes
Other Limits	Yes

Technology	Petroleum Liquids
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	EES.WATRFD4_CT
RTO ISO Location Designation For Reporting Wholesale Sales Data	EES.WATRFD4_CT
Nameplate Capacity	41 MW
Nameplate Power Factor	0.95
Summer Capacity	32.1 MW
Winter Capacity	33 MW
Minimum Load	31.9 MW
Uprate/Derate Completed	No

Status	Standby
Synchronized To Transmission Grid	Yes
First Operation Date	September 2009
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Distillate Fuel Oil
Startup Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	12H
Multiple Fuels	No

Owner Name	Address	Generator	Ownership
*We couldn't locate any owners for this plant*

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

Rank	Plant Name	Plant Location	Annual Generation
#627	Walton County Energy Facility	Monroe, GA	353.9 GWh
#628	Shady Hills Generating Station	Shady Hills, FL	356.6 GWh
#629	Orlando Cogen LP	Orlando, FL	348.0 GWh
#630	HO Clarke Generating	Houston, TX	346.8 GWh
#631	Selkirk Cogen	Selkirk, NY	346.4 GWh
#632	Dave Gates Generating Station	Anaconda, MT	345.1 GWh
#633	West Valley Generation Project	West Valley City, UT	343.8 GWh
#634	RED-Rochester, LLC	Rochester, NY	342.9 GWh
#635	Roseville Energy Park	Roseville, CA	338.2 GWh
#636	Lake Catherine	Jones Mill, AR	336.2 GWh
#638	Comanche (OK)	Lawton, OK	331.3 GWh
#639	Big Sandy Peaker Plant	Kenona, WV	329.8 GWh
#640	Washington Parish Energy Center	Bogalusa, LA	328.0 GWh
#641	Manchief Electric Generating Station	Brush, CO	327.5 GWh
#642	AL Sandersville LLC	Warthen, GA	326.2 GWh
#643	Richard M Flynn	Holtsville, NY	346.5 GWh
#644	Plant 31 Paper Mill	West Monroe, LA	514.8 GWh
#645	Robert P Mone Plant	Convoy, OH	327.9 GWh
#646	Humboldt Bay	Eureka, CA	323.2 GWh
#647	Paris Energy Center	Paris, TX	320.9 GWh

Below are closest 20 power plants surrounding Waterford 1 & 2.

Plant Name	Plant Location	Annual Generation	Distance
Atlantic Alumina, Gramercy Operations	Gramercy, LA	180.7 GWh	12.1 mi
Chalmette Refining LLC	Chalmette, LA	5.9 GWh	30.6 mi
Dow St Charles Operations	Taft, LA	1.8 TWh	2.3 mi
ENO Paterson Solar	New Orleans, LA	1.3 GWh	27.1 mi
Geismar	Geismar, LA	625.6 GWh	34.2 mi
Geismar Cogen	Geismar, LA	528.4 GWh	34 mi
Little Gypsy	La Place, LA	1.2 TWh	1 mi
Louisiana Sugar Refining	Gramercy, LA	9.1 GWh	12.9 mi
Mosaic Phosphates Uncle Sam	Uncle Sam, LA	93.4 GWh	21.2 mi
New Orleans Power	New Orleans, LA	168.1 GWh	32.3 mi
New Orleans Solar Station	New Orleans, LA	1.3 GWh	33.3 mi
Nine Mile Point	Westwego, LA	8.5 TWh	20.1 mi
Oak Point Cogen	Belle Chasse, LA	97.8 GWh	30.9 mi
Shell Chemical	Geismar, LA	585.3 GWh	33 mi
St. Charles Power Station (LA)	La Place, LA	4.7 TWh	1.2 mi
St. James Solar (LA)	Vacherie, LA	49.6 GWh	15.5 mi
Taft Cogeneration Facility	Hahnville, LA	5.6 TWh	1.2 mi
TCI Alvar	New Orleans, LA	1.7 GWh	26.8 mi
TCI France	New Orleans, LA	1.4 GWh	26.8 mi
Waterford 3	Killona, LA	9.9 TWh	0.4 mi