Summer Falls Power Plant

29313 Pinto Ridge Road NE, Coulee City, WA 99115

Plant Summary Information

Summer Falls Power Plant is ranked #43 out of 133 power plants in Washington in terms of total annual net electricity generation.

Summer Falls Power Plant is comprised of 2 generators and generated 137.9 GWh during the 3-month period between July 2024 to October 2024.

Plant Name	Summer Falls Power Plant
Utility Name	Columbia Basin Hydropower
Location	Grant County, WA
Initial Operation Date	January 1985
Last Update	Oct 2024
Annual Generation	398.2 GWh
Annual Consumption	1.4 M MMBtu
Ranked #1,586 out of 12,539 Power Plants Nationwide
Ranked #111 out of 1,332 Water Power Plants Nationwide
Ranked #43 out of 133 Washington Power Plants
Ranked #22 out of 70 Washington Water Power Plants
Fuel Types	Water
Previous Operator	Grand Coulee Project Hydroelectric Auth (2013 to 2014) Columbia Basin Hydropower (2015 to 2024)

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Summary Information
Plant Name	Summer Falls Power Plant (56695)
Plant Address	29313 Pinto Ridge Road NE, Coulee City, WA 99115
Utility	Columbia Basin Hydropower (55939)
Latitude, Longitude	47.5025, -119.2917
Generation Dates on File	Jan 2007 to Oct 2024
Initial Operation Date	January 1985
Annual Generation	398.2 GWh
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	Avista Corporation (AVA)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Irrigation Canal
Ash Impoundment	No
Transmission / Distribution Owner	Avista Corp (20169) WA
Grid Voltage	115.00 kV
Energy Storage	No

* Data obtained from the 2024 EIA 860 Report

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Jointly Owned
Nameplate Capacity	46 MW
Nameplate Power Factor	0.95
Summer Capacity	46 MW
Minimum Load	14 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	January 1985
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	1H

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Jointly Owned
Nameplate Capacity	46 MW
Nameplate Power Factor	0.95
Summer Capacity	46 MW
Minimum Load	14 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	January 1985
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	1H

Owner Name	Address	Generator	Ownership
Quincy-Columbia Basin Irr Dist	1720 Central Ave S, P.O. Box 188 Quincy, WA 98848	Generator 1	33.34%
East Columbia Basin Irr Dist	55 N 8th Ave, Othello, WA 99344	Generator 1	33.33%
South Columbia Basin Irr Dist	1135 E Hillsboro St # A, Pasco, WA 99301	Generator 1	33.33%
Quincy-Columbia Basin Irr Dist	1720 Central Ave S, P.O. Box 188 Quincy, WA 98848	Generator 2	33.34%
East Columbia Basin Irr Dist	55 N 8th Ave, Othello, WA 99344	Generator 2	33.33%
South Columbia Basin Irr Dist	1135 E Hillsboro St # A, Pasco, WA 99301	Generator 2	33.33%

Power plants with a similar annual net generation from Water.

Rank	Plant Name	Plant Location	Annual Generation
#101	Cannelton Hydroelectric Plant	Hawesville, KY	415.9 GWh
#102	Keswick	Redding, CA	409.4 GWh
#103	Flaming Gorge	Dutch John, UT	407.9 GWh
#104	Big Creek 1	Big Creek, CA	405.3 GWh
#105	R C Kirkwood	Groveland, CA	404.0 GWh
#106	Apalachia	Reliance, TN	402.1 GWh
#107	Ross	Rockport, WA	400.9 GWh
#108	Dam 2	Dumas, AR	400.7 GWh
#109	Comerford	Monroe, NH	400.5 GWh
#110	Pit 4	Big Bend, CA	399.5 GWh
#112	Bradley Lake	Homer, AK	397.1 GWh
#113	White Rock/Slab Creek	Placerville, CA	394.9 GWh
#114	Parker Dam	Parker, CA	390.7 GWh
#115	Norris Dam	Norris, TN	386.9 GWh
#116	Mammoth Pool	North Fork, CA	383.3 GWh
#117	Spring Creek	Redding, CA	375.4 GWh
#118	Kerckhoff 2	Auberry, CA	370.5 GWh
#119	Robert S Kerr	Keota, OK	370.3 GWh
#120	Table Rock	Branson, MO	367.8 GWh
#121	H M Jackson	Sultan, WA	365.7 GWh

Below are closest 20 power plants surrounding Summer Falls Power Plant.

Plant Name	Plant Location	Annual Generation	Distance
Adams Nielson Solar	Lind, WA	44.6 GWh	49.2 mi
Camas Solar Project	Ellensburg, WA	9.7 GWh	68.3 mi
Chelan	Wenatchee, WA	328.0 GWh	40.7 mi
Chief Joseph	Bridgeport, WA	9.6 TWh	37.7 mi
Grand Coulee	Grand Coulee, WA	16.1 TWh	34.7 mi
Little Falls (WA)	Ford, WA	185.3 GWh	67.7 mi
Main Canal Headworks	Coulee City, WA	103.3 GWh	7.9 mi
PEC Headworks	Moses Lake, WA	17.8 GWh	36.9 mi
Penstemon Solar Project	Ellensburg, WA	10.7 GWh	68.3 mi
Priest Rapids	Mattawa, WA	4.0 TWh	66 mi
Quincy Chute	Quincy, WA	30.9 GWh	36 mi
Rattlesnake Flat	Ritzville, WA	399.6 GWh	51.6 mi
Rock Island	Wenatchee, WA	2.2 TWh	38.9 mi
Rocky Reach	Wenatchee, WA	5.1 TWh	46.9 mi
Russell D Smith	Othello, WA	13.4 GWh	53.4 mi
Sagebrush Power Partners	Ellensburg, WA	277.8 GWh	70.1 mi
Vantage Wind Energy LLC	Ellensburg, WA	273.2 GWh	56.4 mi
Wanapum	Beverly, WA	4.3 TWh	53.9 mi
Wells	Chelan, WA	3.6 TWh	40.7 mi
Wild Horse	Ellensburg, WA	571.1 GWh	53.6 mi