Waterford 1 & 2

17705 River Road, Killona, LA 70057

Plant Summary Information

Waterford 1 & 2 is ranked #38 out of 86 power plants in Louisiana in terms of total annual net electricity generation.

Waterford 1 & 2 is comprised of 2 generators and generated 28.2 GWh during the 3-month period between September 2024 to December 2024.

Plant Name	Waterford 1 & 2
Utility Name	Entergy Louisiana LLC
Location	St. Charles Parish, LA
Initial Operation Date	July 1975
Last Update	Dec 2024
Annual Generation	318.7 GWh
Annual Consumption	3.5 M MMBtu
Ranked #1,944 out of 13,081 Power Plants Nationwide
Ranked #645 out of 2,206 Natural Gas Power Plants Nationwide
Ranked #38 out of 86 Louisiana Power Plants
Ranked #29 out of 54 Louisiana Natural Gas Power Plants
Fuel Types	Natural Gas : 99.5% Distillate Fuel Oil : 0.5%

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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 2024
Initial Operation Date	July 1975
Annual Generation	318.7 GWh
Fuel Types	Natural Gas : 99.5% Distillate Fuel Oil : 0.5%

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
#635	Big Sandy Peaker Plant	Kenona, WV	329.8 GWh
#636	Desert Star Energy Center	Boulder City, NV	328.9 GWh
#637	Richard M Flynn	Holtsville, NY	346.5 GWh
#638	Clinch River	Cleveland, VA	323.9 GWh
#639	Plant 31 Paper Mill	West Monroe, LA	514.8 GWh
#640	Robert P Mone Plant	Convoy, OH	327.9 GWh
#641	Knox Lee	Longview, TX	321.3 GWh
#642	Paris Energy Center	Paris, TX	320.9 GWh
#643	Roseville Energy Park	Roseville, CA	320.4 GWh
#644	Humboldt Bay	Eureka, CA	320.0 GWh
#646	Blythe Energy Inc	Blythe, CA	315.9 GWh
#647	McIntosh (AL)	McIntosh, AL	315.3 GWh
#648	Washington Parish Energy Center	Bogalusa, LA	314.9 GWh
#649	Medical Area Total Energy Plant	Boston, MA	318.1 GWh
#650	Eklutna Generation Station	Chugiak, AK	310.9 GWh
#651	J D Kennedy	Jacksonville, FL	311.0 GWh
#652	Georgetown	Indianapolis, IN	307.0 GWh
#653	Georgia-Pacific Muskogee	Muskogee, OK	351.8 GWh
#654	West Campus Cogeneration Facility	Madison, WI	305.2 GWh
#655	Gordon Evans Energy Center	Colwich, KS	313.7 GWh

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

Plant Name	Plant Location	Annual Generation	Distance
Atlantic Alumina, Gramercy Operations	Gramercy, LA	208.1 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	964.3 GWh	1 mi
Louisiana Sugar Refining	Gramercy, LA	9.1 GWh	12.9 mi
Mosaic Phosphates Uncle Sam	Uncle Sam, LA	101.9 GWh	21.2 mi
New Orleans Power	New Orleans, LA	157.4 GWh	32.3 mi
New Orleans Solar Station	New Orleans, LA	1.3 GWh	33.3 mi
Nine Mile Point	Westwego, LA	8.2 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	4.6 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	9.5 TWh	0.4 mi