Onancock Diesel Generation Facility

21543 Bayside Road, Onancock, VA 23417

Plant Summary Information

Onancock Diesel Generation Facility is ranked #33 out of 58 distillate fuel oil power plants in Virginia in terms of total annual net electricity generation.

Onancock Diesel Generation Facility is comprised of 2 generators and generated 114.3 MWh during the 3-month period between September 2025 to December 2025.

Plant Name	Onancock Diesel Generation Facility
Utility Name	Old Dominion Electric Coop
Location	Accomack County, VA
Initial Operation Date	November 2002
Last Update	Dec 2025
Annual Generation	578.0 MWh
Annual Consumption	5.6 k MMBtu
Ranked #12,199 out of 13,081 Power Plants Nationwide
Ranked #544 out of 1,233 Distillate Fuel Oil Power Plants Nationwide
Ranked #221 out of 243 Virginia Power Plants
Ranked #33 out of 58 Virginia Distillate Fuel Oil Power Plants
Fuel Types	Distillate Fuel Oil

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Monthly Net Generation for Onancock Diesel Generation Facility

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Monthly Plant Fuel Consumption for Onancock Diesel Generation Facility

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Onancock Diesel Generation Facility Details

Summary Information
Plant Name	Onancock Diesel Generation Facility (60236)
Plant Address	21543 Bayside Road, Onancock, VA 23417
Utility	Old Dominion Electric Coop (40229)
Latitude, Longitude	37.74542, -75.72049
Generation Dates on File	Jan 2015 to Dec 2025
Initial Operation Date	November 2002
Annual Generation	578.0 MWh
Fuel Types	Distillate Fuel Oil

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	RFC
Balancing Authority	PJM Interconnection, LLC (PJM)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source
Ash Impoundment	No
Transmission / Distribution Owner	A & N Electric Coop (84) VA
Grid Voltage	12.47 kV
Energy Storage	No

* Data obtained from the 2025 EIA 860 Report

Generator ODG7 Details Standby November 2002

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
Nameplate Capacity	2 MW
Nameplate Power Factor	0.8
Summer Capacity	2 MW
Winter Capacity	2 MW
Minimum Load	0.2 MW
Uprate/Derate Completed	No
Status	Standby

Synchronized To Transmission Grid	Yes
First Operation Date	November 2002
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No
Cofire Fuels	No

Generator ODG8 Details Standby November 2002

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
Nameplate Capacity	2 MW
Nameplate Power Factor	0.8
Summer Capacity	2 MW
Winter Capacity	2 MW
Minimum Load	0.2 MW
Uprate/Derate Completed	No
Status	Standby

Synchronized To Transmission Grid	Yes
First Operation Date	November 2002
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No
Cofire Fuels	No

Onancock Diesel Generation Facility 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 Distillate Fuel Oil.

Rank	Plant Name	Plant Location	Annual Generation
#534	Petersburg	Petersburg, AK	14.4 GWh
#535	New River	Dublin, VA	11.6 GWh
#536	ACM - Midtown Thermal	Atlantic City, NJ	46.4 GWh
#537	Wadsworth HBS RTO BTM	Wadsworth, OH	606.0 MWh
#538	Wrangell	Wrangell, AK	604.0 MWh
#539	Bryan Peaking	Bryan, OH	597.0 MWh
#540	Jones	Lubbock, TX	3.2 TWh
#541	Jackson Square	Independence, MO	585.0 MWh
#542	Hoffmann LaRoche	Nutley, NJ	50.8 GWh
#543	Yankee Street	Centerville, OH	29.0 GWh
#545	Cope	Cope, SC	1.6 TWh
#546	Ocean State Power II	Harrisville, RI	576.9 GWh
#547	VMEA 1 Credit Gen	Manassas, VA	565.0 MWh
#548	New Hampton	New Hampton, IA	920.0 MWh
#549	Linden Cogen Plant	Linden, NJ	5.7 TWh
#550	Schofield Generating Station	Schofield Barracks, HI	15.8 GWh
#551	Pleasants Energy LLC	St Mary's, WV	1.8 TWh
#552	Perdue Diesel Generation Facility	Accomack, VA	554.0 MWh
#553	Cleveland Peaking	Cleveland, OH	547.0 MWh
#554	Dover Peaking	Dover, OH	547.0 MWh

Nearby Power Plants

Below are closest 20 power plants surrounding Onancock Diesel Generation Facility.

Plant Name	Plant Location	Annual Generation	Distance
Bayview	Bayview, VA	3.8 GWh	35.4 mi
Belle Haven Diesel Generation Facility	Belle Haven, VA	253.0 MWh	14.1 mi
Commonwealth Chesapeake	New Church, VA	95.5 GWh	19.5 mi
Costen Solar	Pocomoke City, MD	17.0 GWh	25.1 mi
Crisfield	Crisfield, MD	2.1 GWh	18.3 mi
Eastern Correctional Institute	Westover, MD	13.8 GWh	28.6 mi
Eastern Shore Solar, LLC	Oak Hall, VA	161.9 GWh	16 mi
Gibbons CSG	Snow Hill, MD	2.8 GWh	37.6 mi
Great Bay Solar 1	Princess Anne, MD	135.1 GWh	29.3 mi
Hecate Energy Cherrydale LLC	Cape Charles, VA	33.2 GWh	28.1 mi
NASA Wallops Flight Facility Solar	Wallops Island, VA	5.5 GWh	18.9 mi
Perdue Diesel Generation Facility	Accomack, VA	554.0 MWh	3.5 mi
Rappahannock Solar, LLC	White Stone, VA	2.8 GWh	36.7 mi
Sandale Solar, LLC	Irvington, VA	3.5 GWh	38.1 mi
Smith Island	Ewell, MD	108.0 MWh	24.5 mi
Tangier	Tangier, VA	177.0 MWh	15.9 mi
Tasley	Tasley, VA	2.6 GWh	2.9 mi
UMES (MD) - Princess Anne	Princess Anne, MD	2.6 GWh	31.7 mi
UMMS at Pocomoke	Pocomoke City, MD	4.3 GWh	25.1 mi
White Stone Ocran Solar LLC Community So	White Stone, VA	10.7 GWh	37.1 mi