Perryman

Bush River Neck Rd, Harford County, MD 21130

Plant Summary Information

Perryman is ranked #15 out of 179 power plants in Maryland in terms of total annual net electricity generation.

Perryman is comprised of 5 generators and generated 29.4 GWh during the 3-month period between October 2024 to January 2025.

Plant Name	Perryman
Utility Name	Constellation Power Source Generation, LLC
Location	Harford County, MD
Initial Operation Date	January 1972
Last Update	Jan 2025
Annual Generation	168.4 GWh
Annual Consumption	2.0 M MMBtu
Ranked #2,573 out of 11,979 Power Plants Nationwide
Ranked #824 out of 2,255 Natural Gas Power Plants Nationwide
Ranked #15 out of 179 Maryland Power Plants
Ranked #8 out of 19 Maryland Natural Gas Power Plants
Fuel Types	Natural Gas : 83.4% Distillate Fuel Oil : 16.6%
Previous Operator	Constellation Power Source Gen (2013 to 2021) Constellation Power Source Generation, LLC (2022 to 2023)

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Monthly Net Generation for Perryman

Perryman Details

Summary Information
Plant Name	Perryman (1556)
Plant Address	Bush River Neck Rd, Harford County, MD 21130
Utility	Constellation Power Source Generation, LLC (4161)
Latitude, Longitude	39.44284, -76.22176
Generation Dates on File	Jan 2001 to Jan 2025
Initial Operation Date	January 1972
Annual Generation	168.4 GWh
Fuel Types	Natural Gas : 83.4% Distillate Fuel Oil : 16.6%

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	Yes
FERC Exempt Wholesale Generator Docket Number	01-91-000

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	Baltimore Gas & Electric Co (1167) MD
Grid Voltage	115.00 kV
Energy Storage	No

Natural Gas Information
Local Distribution Company (LDC)	BGE
Natural Gas Storage	No

* Data obtained from the 2023 EIA 860 Report

Generator GT1 Details Operating January 1972

Technology	Petroleum Liquids
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	PERRYMAN13 KVCT 1
RTO ISO Location Designation For Reporting Wholesale Sales Data	PERRYMAN13 KVCT 1
Nameplate Capacity	53.1 MW
Nameplate Power Factor	0.85
Summer Capacity	52 MW
Winter Capacity	64.8 MW
Minimum Load	5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	January 1972
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT3 Details Operating April 1972

Technology	Petroleum Liquids
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	PERRYMAN13 KVCT 3
RTO ISO Location Designation For Reporting Wholesale Sales Data	PERRYMAN13 KVCT 3
Nameplate Capacity	53.1 MW
Nameplate Power Factor	0.85
Summer Capacity	51 MW
Winter Capacity	63.6 MW
Minimum Load	5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	April 1972
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT4 Details Operating April 1972

Technology	Petroleum Liquids
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	PERRYMAN13 KVCT 4
RTO ISO Location Designation For Reporting Wholesale Sales Data	PERRYMAN13 KVCT 4
Nameplate Capacity	53.1 MW
Nameplate Power Factor	0.85
Summer Capacity	52 MW
Winter Capacity	64.8 MW
Minimum Load	5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	April 1972
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	No

Generator GT5 Details Operating June 1995

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	PERRYMAN33 KVCT 51
RTO ISO Location Designation For Reporting Wholesale Sales Data	PERRYMAN33 KVCT 51
Nameplate Capacity	192 MW
Nameplate Power Factor	0.9
Summer Capacity	139 MW
Winter Capacity	172.9 MW
Minimum Load	110 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	June 1995
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Natural Gas / Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	Yes
Cofire Fuels	No
Switch Between Oil And Natural Gas	Yes

Multifuel Details
Switch When Operating	No
Net Summer Capacity With Natural Gas	139 MW
Net Winter Capacity With Natural Gas	145 MW
Net Summer Capacity With Oil	139 MW
Net Winter Capacity With Oil	149 MW
Time To Switch From Gas To Oil	1H
Time To Switch From Oil To Gas	1H
Factors That Limit Switching	No

Generator GT6 Details Operating June 2015

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	PERRYMN613.8 KV PERYMAN6
RTO ISO Location Designation For Reporting Wholesale Sales Data	PERRYMN613.8 KV PERYMAN6
Nameplate Capacity	141 MW
Nameplate Power Factor	0.85
Summer Capacity	109.8 MW
Winter Capacity	128.7 MW
Minimum Load	60 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	June 2015
Combined Heat & Power	No
Sector Name	IPP Non-CHP (2)
Energy Source	Natural Gas / Distillate Fuel Oil
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	1H
Multiple Fuels	Yes
Cofire Fuels	No
Switch Between Oil And Natural Gas	Yes

Multifuel Details
Switch When Operating	Yes
Net Summer Capacity With Natural Gas	109 MW
Net Winter Capacity With Natural Gas	120 MW
Net Summer Capacity With Oil	109 MW
Net Winter Capacity With Oil	109 MW
Time To Switch From Gas To Oil	1H
Time To Switch From Oil To Gas	1H
Factors That Limit Switching	Yes
Air Permit Limits	Yes

Perryman 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
#814	Fulton (AR)	Fulton, AR	148.8 GWh
#815	Enterprise Products Operating	Mont Belvieu, TX	147.1 GWh
#816	Lederle Laboratories	Pearl River, NY	147.3 GWh
#817	MU Combined Heat and Power Plant	Columbia, MO	196.9 GWh
#818	Georgia-Pacific Palatka Operations	Palatka, FL	320.3 GWh
#819	International Paper Prattville Mill	Prattville, AL	574.4 GWh
#820	CF Industries Yazoo City Complex	Yazoo City, MS	143.1 GWh
#821	Colorado Energy Nations Company	Golden, CO	142.8 GWh
#822	New Orleans Power	New Orleans, LA	142.4 GWh
#823	Spiritwood Station	Spiritwood, ND	196.8 GWh
#825	Peno Creek	Bowling Green, MO	140.5 GWh
#826	Berry Cogen Tanne Hills 18	Maricopa, CA	138.1 GWh
#827	Wasson CO2 Removal Plant	Denver City, TX	137.2 GWh
#828	James River Power Station	Springfield, MO	139.0 GWh
#829	Middletown	Middletown, CT	169.8 GWh
#830	Escanaba Mill	Escanaba, MI	444.6 GWh
#831	International Paper Valliant OK	Valliant, OK	448.6 GWh
#832	Rand Whitney CHP Plant	Montville, CT	133.3 GWh
#833	Dickerson Power	Dickerson, MD	135.6 GWh
#834	Comanche (CO)	Pueblo, CO	5.9 TWh

Nearby Power Plants

Below are closest 20 power plants surrounding Perryman.

Plant Name	Plant Location	Annual Generation	Distance
APG Combined Heat and Power Plant	Edgewood, MD	49.7 GWh	5.2 mi
APG New Chesapeake	Aberdeen, MD	4.0 GWh	5.3 mi
APG Old Bayside	Aberdeen, MD	3.0 GWh	5.6 mi
Archdiocese of Baltimore J	Perryman, MD	3.4 GWh	0.3 mi
Archdiocese of Baltimore L	Perryman, MD	3.4 GWh	0.3 mi
Baltimore City B	Perryman, MD	3.1 GWh	0.5 mi
Baltimore City D	Perryman, MD	3.1 GWh	0.5 mi
Baltimore City F	Perryman, MD	3.1 GWh	0.5 mi
Baltimore City G	Perryman, MD	3.0 GWh	0.5 mi
BTC2 Solar (CSG)	Kingsville, MD	3.8 GWh	9.5 mi
City of Havre De Grace C	Perryman, MD	3.4 GWh	0.5 mi
Eastern Landfill Gas LLC	White Marsh, MD	25.1 GWh	9.8 mi
Havre de Grace II - E at Perryman	Perryman, MD	2.0 GWh	0.5 mi
IKEA Perryville 460	Perryville, MD	5.1 GWh	12.1 mi
Macy's MD Joppa Solar Project	Joppa, MD	221.0 MWh	5.3 mi
McCormick & Co. Inc. at Belcamp	Belcamp, MD	2.4 GWh	2.8 mi
Pfeffers	Kingsville, MD	1.9 GWh	9.2 mi
Sod Run WTP A	Perryman, MD	3.4 GWh	0.5 mi
The Clorox Company	Aberdeen, MD	2.6 GWh	2.3 mi
White Marsh Solar	White Marsh, MD	2.7 GWh	9.8 mi