John Day

HWY 84 exit, Rufus, OR 97050

Plant Summary Information

John Day is ranked #5 out of 1,371 hydroelectric power plants nationwide in terms of total annual net electricity generation.

John Day is comprised of 16 generators and generated 1.7 TWh during the 3-month period between May 2024 to August 2024.

Plant Name	John Day
Utility Name	USACE Northwestern Division
Location	Sherman County, OR
Initial Operation Date	August 1968
Last Update	Aug 2024
Annual Generation	6.9 TWh
Annual Consumption	25.4 M MMBtu
Ranked #133 out of 11,835 Power Plants Nationwide
Ranked #5 out of 1,371 Water Power Plants Nationwide
Ranked #1 out of 255 Oregon Power Plants
Ranked #1 out of 60 Oregon Water Power Plants
Fuel Types	Water

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Monthly Net Generation for John Day

John Day Details

Summary Information
Plant Name	John Day (3082)
Plant Address	HWY 84 exit, Rufus, OR 97050
Utility	USACE Northwestern Division (19400)
Latitude, Longitude	45.71644, -120.69408
Generation Dates on File	Jan 2001 to Aug 2024
Initial Operation Date	August 1968
Annual Generation	6.9 TWh
Fuel Types	Water

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	WECC
Balancing Authority	Bonneville Power Administration (BPAT)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Columbia River
Ash Impoundment	No
Transmission / Distribution Owner	Bonneville Power Administration (1738) OR
Grid Voltage	500.00 kV
Energy Storage	No

* Data obtained from the 2023 EIA 860 Report

Generator 3 Details Operating November 1968

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	129 MW
Winter Capacity	129 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	November 1968
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 4 Details OA December 1968

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	118 MW
Winter Capacity	118 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	OA
First Operation Date	December 1968
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 1 Details Operating August 1968

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	135 MW
Winter Capacity	135 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	August 1968
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 2 Details Operating September 1968

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	135 MW
Winter Capacity	135 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	September 1968
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 5 Details Operating February 1969

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	135 MW
Winter Capacity	135 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	February 1969
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 6 Details Operating March 1969

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	135 MW
Winter Capacity	135 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 1969
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 7 Details Out of Service April 1969

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	135 MW
Winter Capacity	135 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Out of Service
First Operation Date	April 1969
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 8 Details Operating June 1969

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	118 MW
Winter Capacity	118 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	June 1969
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 9 Details Operating August 1969

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	118 MW
Winter Capacity	118 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	August 1969
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 10 Details Operating September 1969

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	135 MW
Winter Capacity	135 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	September 1969
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 13 Details Operating December 1970

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	135 MW
Winter Capacity	135 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	December 1970
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 11 Details Operating March 1970

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	118 MW
Winter Capacity	118 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 1970
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 12 Details Operating May 1970

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	118 MW
Winter Capacity	118 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	May 1970
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 14 Details Operating January 1971

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	118 MW
Winter Capacity	118 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	January 1971
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 15 Details Operating October 1971

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	135 MW
Winter Capacity	135 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	October 1971
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

Generator 16 Details Operating December 1971

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	135 MW
Nameplate Power Factor	0.95
Summer Capacity	135 MW
Winter Capacity	135 MW
Minimum Load	52 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	December 1971
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M
Other Planned Modifications	No
Multiple Fuels	No

John Day 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 Water.

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#1	Robert Moses Niagara	Lewiston, NY	15.8 TWh
#2	Grand Coulee	Grand Coulee, WA	15.0 TWh
#3	Chief Joseph	Bridgeport, WA	8.9 TWh
#4	Robert Moses Power Dam	Massena, NY	7.5 TWh
#6	The Dalles	The Dalles, OR	5.4 TWh
#7	Rocky Reach	Wenatchee, WA	4.8 TWh
#8	Wanapum	Beverly, WA	3.9 TWh
#9	Priest Rapids	Mattawa, WA	3.7 TWh
#10	McNary	Umatilla, OR	3.6 TWh
#11	Bonneville	Cascade Locks, OR	3.5 TWh
#12	Wells	Pateros, WA	3.4 TWh
#13	Boundary	Metaline, WA	3.1 TWh
#14	Glen Canyon Dam	Page, AZ	2.8 TWh
#15	Shasta	Redding, CA	2.4 TWh
#16	Edward C Hyatt	Oroville, CA	2.4 TWh
#17	Wilson Dam	Muscle Shoals, AL	2.2 TWh
#18	Garrison	Riverside, ND	2.1 TWh
#19	Conowingo	Darlington, MD	2.1 TWh
#20	Brownlee	Cambridge, ID	2.1 TWh
#21	Oahe	Pierre, SD	2.1 TWh

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Klondike Windpower III	Wasco, OR	681.0 GWh	13 mi
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WyEast Solar	Wasco, OR	19.6 GWh	10.2 mi