Limestone

Route1, Box 85, Jewett, TX 75846

Plant Summary Information

Limestone is ranked #22 out of 129 coal plants nationwide in terms of total annual net electricity generation.

Limestone is comprised of 2 generators and generated 1.7 TWh during the 3-month period between December 2024 to March 2025.

Plant Name	Limestone
Utility Name	NRG Texas Power LLC
Location	Limestone County, TX
Initial Operation Date	December 1985
Last Update	Mar 2025
Annual Generation	6.0 TWh
Annual Consumption	70.6 M MMBtu
Ranked #172 out of 11,623 Power Plants Nationwide
Ranked #22 out of 129 Subbituminous Coal Power Plants Nationwide
Ranked #18 out of 769 Texas Power Plants
Ranked #5 out of 10 Texas Subbituminous Coal Power Plants
Fuel Types	Subbituminous Coal : 99.2% Natural Gas : 0.8%

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Summary Information
Plant Name	Limestone (298)
Plant Address	Route1, Box 85, Jewett, TX 75846
Utility	NRG Texas Power LLC (54888)
Latitude, Longitude	31.4219, -96.2525
Generation Dates on File	Jan 2001 to Mar 2025
Initial Operation Date	December 1985
Annual Generation	6.0 TWh
Fuel Types	Subbituminous Coal : 99.2% Natural Gas : 0.8%

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	Non-Regulated
NERC Region	TRE
Balancing Authority	Electric Reliability Council of Texas, Inc. (ERCO)
NAICS Code	Utilities (22)
Sector	IPP Non-CHP (2)
Water Source	Lake Limestone
Ash Impoundment	Yes Lined Operating
Transmission / Distribution Owner	CenterPoint Energy (8901) TX
Grid Voltage	345.00 kV
Energy Storage	No

Natural Gas Information
Local Distribution Company (LDC)	ATMOS ENERGY CORPORATION

* Data obtained from the 2023 EIA 860 Report

Technology	Conventional Steam Coal
Prime Mover	Steam Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	LEG_LEG_G1
RTO ISO Location Designation For Reporting Wholesale Sales Data	LEG_LEG_G1
Nameplate Capacity	893 MW
Nameplate Power Factor	0.94
Summer Capacity	824 MW
Winter Capacity	824 MW
Minimum Load	300 MW
Uprate/Derate Completed	No
Status	Operating
First Operation Date	December 1985

Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Subbituminous Coal / Natural Gas / Lignite Coal / Petroleum Coke
Startup Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	OVER
Pulverized Coal Technology	Yes
Subcritical Technology	Yes
Multiple Fuels	Yes
Cofire Fuels	Yes
Switch Between Oil And Natural Gas	No

Multifuel Details
Cofire Energy Source	LIG / SUB / NG / PC

Technology	Conventional Steam Coal
Prime Mover	Steam Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	LEG_LEG_G2
RTO ISO Location Designation For Reporting Wholesale Sales Data	LEG_LEG_G2
Nameplate Capacity	956.8 MW
Nameplate Power Factor	0.92
Summer Capacity	836 MW
Winter Capacity	836 MW
Minimum Load	300 MW
Uprate/Derate Completed	No
Status	Operating
First Operation Date	December 1986

Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Subbituminous Coal / Natural Gas / Lignite Coal / Petroleum Coke
Startup Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	OVER
Pulverized Coal Technology	Yes
Subcritical Technology	Yes
Multiple Fuels	Yes
Cofire Fuels	Yes
Switch Between Oil And Natural Gas	No

Multifuel Details
Cofire Energy Source	LIG / SUB / NG / PC

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

Power plants with a similar annual net generation from Subbituminous Coal.

Rank	Plant Name	Plant Location	Annual Generation
#12	Sherburne County	Becker, MN	6.9 TWh
#13	Belle River	China Twp, MI	7.5 TWh
#14	Walter Scott Jr Energy Center	Council Bluffs, IA	6.5 TWh
#15	Jeffrey Energy Center	St. Mary's, KS	6.4 TWh
#16	Shawnee	West Paducah, KY	6.4 TWh
#17	Gerald Gentleman	Sutherland, NE	6.3 TWh
#18	Rockport	Rockport, IN	6.6 TWh
#19	Nebraska City	Nebraska City, NE	6.3 TWh
#20	Elm Road Generating Station	Oak Creek, WI	8.3 TWh
#21	J K Spruce	San Antonio, TX	6.0 TWh
#23	Comanche (CO)	Pueblo, CO	5.9 TWh
#24	La Cygne	La Cygne, KS	5.7 TWh
#25	Springerville	Springerville, AZ	5.4 TWh
#26	Independence Steam Electric Station	Newark, AR	5.3 TWh
#27	Columbia (WI)	Pardeville, WI	5.1 TWh
#28	Iatan	Weston, MO	4.9 TWh
#29	Clay Boswell	Cohasset, MN	4.5 TWh
#30	Jim Bridger	Point of Rocks, WY	7.9 TWh
#31	Welsh	Pittsburg, TX	4.5 TWh
#32	Weston	Rothschild, WI	4.3 TWh

Below are closest 20 power plants surrounding Limestone.

Plant Name	Plant Location	Annual Generation	Distance
BPL Crown Solar LLC	Chilton, TX	196.9 GWh	49.2 mi
BPL Sol Solar LLC	Chilton, TX	192.2 GWh	49.2 mi
Briar Creek Solar 1	Corsicana, TX	225.5 GWh	48.7 mi
Copperhead Solar, LLC	Riesel, TX	152.5 GWh	35.9 mi
Fence Post Solar Hybrid Project, LLC	Corsicana, TX	261.1 GWh	45 mi
Freestone Energy Center	Fairfield, TX	6.6 TWh	33.4 mi
Hubbard Wind	Mt Calm, TX	975.9 GWh	41.7 mi
Limestone Wind Project	Coolidge, TX	880.3 GWh	37 mi
Major Oak Power	Bremond, TX	2.3 TWh	34.7 mi
Marlin Solar	Marlin, TX	10.3 GWh	38 mi
Oak Grove (TX)	Franklin, TX	11.5 TWh	21.7 mi
Orion II Solar Project	Rosebud, TX	228.6 GWh	48.6 mi
Pisgah Ridge Solar, LLC	Richland, TX	510.4 GWh	35.2 mi
Pitts Dudik Solar	Hubbard, TX	107.1 GWh	49 mi
Prairie Hill Wind Project	Mart, TX	174.5 GWh	39.4 mi
Roseland Solar Project, LLC	Riesel, TX	969.6 GWh	33.9 mi
Sandy Creek Energy Station	Riesel, TX	3.3 TWh	41.7 mi
True North Solar, LLC	Otto, TX	148.3 GWh	32.1 mi
Waco Solar	Mount Calm, TX	929.2 GWh	38.8 mi
WAL565	Corsicana, TX	249.0 MWh	47.8 mi