Electricity Generation Aggregated by Washington County

State Rank	County	Net Generation (Past Year)	Power Plants
#7	Klickitat County, WA	5.3 TWh	16
#6	Whatcom County, WA	5.7 TWh	13
#13	Pierce County, WA	2.7 TWh	13
#28	Yakima County, WA	105.4 GWh	12
#26	King County, WA	328.7 GWh	12
#17	Kittitas County, WA	1.1 TWh	9
#25	Snohomish County, WA	329.5 GWh	9
#1	Grant County, WA	23.4 TWh	8
#5	Lewis County, WA	7.0 TWh	8
#21	Spokane County, WA	499.6 GWh	7
#9	Cowlitz County, WA	3.4 TWh	6
#16	Whitman County, WA	1.6 TWh	6
#3	Benton County, WA	10.2 TWh	6
#10	Grays Harbor County, WA	3.4 TWh	6
#22	Adams County, WA	441.9 GWh	4
#11	Columbia County, WA	3.1 TWh	4
#12	Walla Walla County, WA	3.0 TWh	4
#24	Stevens County, WA	350.4 GWh	4
#14	Skagit County, WA	2.1 TWh	4
#4	Chelan County, WA	7.1 TWh	4
#8	Pend Oreille County, WA	3.5 TWh	3
#27	Mason County, WA	290.0 GWh	3
#29	Clallam County, WA	36.2 GWh	3
#23	Thurston County, WA	439.8 GWh	3
#31	Franklin County, WA	17.2 GWh	3
#19	Lincoln County, WA	588.8 GWh	2
#15	Clark County, WA	1.6 TWh	2
#30	Jefferson County, WA	35.5 GWh	2
#2	Douglas County, WA	12.4 TWh	2
#20	Skamania County, WA	567.6 GWh	1
#18	Garfield County, WA	787.8 GWh	1

Net Generation data is based on the last 12 months since Sep 2024

Totals are based on the most recent 12 months net generation

List of All Washington Counties