Essential Power Rock Springs LLC

1423 Rising Sun Road, Rising Sun, MD 21911

Plant Summary Information

Essential Power Rock Springs LLC is ranked #9 out of 226 power plants in Maryland in terms of total annual net electricity generation.

Essential Power Rock Springs LLC is comprised of 4 generators and generated 103.1 GWh during the 3-month period between September 2025 to December 2025.

Plant Name	Essential Power Rock Springs LLC
Utility Name	Essential Power Operating Services LLC
Location	Cecil County, MD
Initial Operation Date	June 2003
Last Update	Dec 2025
Annual Generation	407.7 GWh
Annual Consumption	4.3 M MMBtu
Ranked #1,602 out of 13,081 Power Plants Nationwide
Ranked #599 out of 2,206 Natural Gas Power Plants Nationwide
Ranked #9 out of 226 Maryland Power Plants
Ranked #6 out of 19 Maryland Natural Gas Power Plants
Fuel Types	Natural Gas
Previous Operators	NAEA Rock Springs LLC (2013 to 2014) Essential Power Rock Springs LLC (2015 to 2022) Essential Power Operating Services LLC (2023 to 2025)

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Monthly Net Generation for Essential Power Rock Springs LLC

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Monthly Plant Fuel Consumption for Essential Power Rock Springs LLC

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Essential Power Rock Springs LLC Details

Summary Information
Plant Name	Essential Power Rock Springs LLC (7835)
Plant Address	1423 Rising Sun Road, Rising Sun, MD 21911
Utility	Essential Power Operating Services LLC (56386)
Latitude, Longitude	39.71901, -76.15976
Generation Dates on File	Jun 2003 to Dec 2025
Initial Operation Date	June 2003
Annual Generation	407.7 GWh
Fuel Types	Natural Gas

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	RFC
Balancing Authority	PJM Interconnection, LLC (PJM)
NAICS Code	Utilities (22)
Sector	IPP Non-CHP (2)
Water Source
Ash Impoundment	No
Transmission / Distribution Owner	PECO Energy Co (14940) PA
Grid Voltage	500.00 kV
Energy Storage	No

Natural Gas Information
Local Distribution Company (LDC)	COLUMBIA GAS DIST CO
Pipeline Name	COLUMBIA GAS TRANSMISSION CORP
Natural Gas Storage	No

* Data obtained from the 2025 EIA 860 Report

Generator 1 Details Operating June 2003

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	ROCKSPRI-CT1
RTO ISO Location Designation For Reporting Wholesale Sales Data	ROCKSPRI-CT1
Nameplate Capacity	198.9 MW
Nameplate Power Factor	0.85
Summer Capacity	167.3 MW
Winter Capacity	167.3 MW
Minimum Load	120 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	June 2003
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

Generator 2 Details Operating June 2003

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	ROCKSPRI-CT2
RTO ISO Location Designation For Reporting Wholesale Sales Data	ROCKSPRI-CT2
Nameplate Capacity	198.9 MW
Nameplate Power Factor	0.85
Summer Capacity	164.1 MW
Winter Capacity	164.1 MW
Minimum Load	120 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	June 2003
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

Generator 3 Details Operating June 2003

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	ROCKSPRI-CT3
RTO ISO Location Designation For Reporting Wholesale Sales Data	ROCKSPRI-CT3
Nameplate Capacity	198.9 MW
Nameplate Power Factor	0.85
Summer Capacity	169 MW
Winter Capacity	169 MW
Minimum Load	120 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	June 2003
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

Generator 4 Details Operating June 2003

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	ROCKSPRI-CT4
RTO ISO Location Designation For Reporting Wholesale Sales Data	ROCK-SPRI-CT4
Nameplate Capacity	198.9 MW
Nameplate Power Factor	0.85
Summer Capacity	166.3 MW
Winter Capacity	166.3 MW
Minimum Load	120 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	June 2003
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No
Switch Between Oil And Natural Gas	No

Essential Power Rock Springs LLC Plant Owners

Owner Name	Address	Generator	Ownership
*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.

Rank	Plant Name	Plant Location	Annual Generation
#589	E W Brown	Harrodsburg, KY	1.8 TWh
#590	Oxnard	Oxnard, CA	425.0 GWh
#591	Vermillion Energy Facility	Cayuga, IN	422.3 GWh
#592	Dave Gates Generating Station	Anaconda, MT	420.9 GWh
#593	Formosa Plastics	Baton Rouge, LA	416.2 GWh
#594	Sewell Creek Energy	Cedartown, GA	415.7 GWh
#595	Tolk	Muleshoe, TX	3.1 TWh
#596	Lockport Energy Associates LP	Lockport, NY	413.0 GWh
#597	Mark One Power Station	Angleton, TX	408.2 GWh
#598	Primient	Lafayette, IN	408.0 GWh
#600	World Generation X	North Tonawanda, NY	404.3 GWh
#601	Lodi Energy Center	Lodi, CA	403.0 GWh
#602	Audrain Generating Station	Vandalia, MO	402.8 GWh
#603	Yellowstone County Generating Station	Laurel, MT	400.1 GWh
#604	Talbot County Energy	Box Springs, GA	412.3 GWh
#605	Shady Hills Generating Station	Shady Hills, FL	398.1 GWh
#606	Edge Moor	Wilmington, DE	391.3 GWh
#607	University of Florida	Gainesville, FL	388.2 GWh
#608	Mulberry Cogeneration Facility	Bartow, FL	388.0 GWh
#609	Saranac Facility	Plattsburgh, NY	387.0 GWh

Nearby Power Plants

Below are closest 20 power plants surrounding Essential Power Rock Springs LLC.

Plant Name	Plant Location	Annual Generation	Distance
APG New Chesapeake	Aberdeen, MD	4.1 GWh	15.6 mi
APG Old Bayside	Aberdeen, MD	3.0 GWh	15.2 mi
Archdiocese of Baltimore J	Perryman, MD	3.2 GWh	19.2 mi
Archdiocese of Baltimore L	Perryman, MD	3.2 GWh	19.2 mi
Cecil County CCVT HS	Elkton, MD	3.3 GWh	19.3 mi
Conowingo	Darlington, MD	1.6 TWh	4.3 mi
Elkton Solar	Elkton, MD	2.4 GWh	19 mi
Fairview Farms	Bel Air, MD	37.5 GWh	15.2 mi
Holtwood	Holtwood, PA	833.4 GWh	11.8 mi
IKEA Perryville 460	Perryville, MD	3.2 GWh	12.3 mi
Keystone Solar	Quarryville, PA	7.1 GWh	10.3 mi
Mason Solar One LLC	Elkton, MD	1.9 GWh	13 mi
McCormick & Co. Inc. at Belcamp	Belcamp, MD	716.0 MWh	16.7 mi
MD - WL Gore - Cherry Hill	Elkton, MD	4.4 GWh	16.4 mi
Meeting House	North East, MD	3.8 GWh	11.6 mi
Peach Bottom	Delta, PA	22.0 TWh	6.4 mi
Safe Harbor	Conestoga, PA	860.6 GWh	18.7 mi
The Clorox Company	Aberdeen, MD	2.3 GWh	17.2 mi
Wildcat Point Generation Facility	Conowingo, MD	3.2 TWh	0.1 mi
York Energy Center	Delta, PA	8.9 TWh	7.9 mi