Electricity Generation Aggregated by Oregon County

State Rank	County	Net Generation (Past Year)	Power Plants
#1	Umatilla County, OR	11.6 TWh	17
#2	Sherman County, OR	9.8 TWh	11
#3	Morrow County, OR	8.9 TWh	20
#4	Columbia County, OR	5.6 TWh	3
#5	Wasco County, OR	5.4 TWh	6
#6	Klamath County, OR	4.3 TWh	21
#7	Gilliam County, OR	3.9 TWh	12
#8	Multnomah County, OR	3.5 TWh	7
#9	Wallowa County, OR	1.8 TWh	2
#10	Jefferson County, OR	1.3 TWh	9
#11	Baker County, OR	1.1 TWh	9
#12	Clackamas County, OR	775.7 GWh	31
#13	Douglas County, OR	667.6 GWh	15
#14	Jackson County, OR	620.9 GWh	12
#15	Lane County, OR	591.4 GWh	12
#16	Linn County, OR	404.2 GWh	8
#17	Marion County, OR	390.3 GWh	29
#18	Crook County, OR	355.2 GWh	5
#19	Malheur County, OR	330.3 GWh	14
#20	Union County, OR	312.3 GWh	2
#21	Lake County, OR	269.3 GWh	19
#22	Clatsop County, OR	181.3 GWh	2
#23	Deschutes County, OR	108.0 GWh	8
#24	Harney County, OR	88.7 GWh	4
#25	Benton County, OR	79.5 GWh	3
#26	Yamhill County, OR	68.7 GWh	14
#27	Lincoln County, OR	59.6 GWh	1
#28	Hood River County, OR	42.1 GWh	4
#29	Washington County, OR	17.4 GWh	5
#30	Polk County, OR	14.9 GWh	5
#31	Tillamook County, OR	629.0 MWh	2

Net Generation data is based on the last 12 months since Dec 2023

Totals are based on the most recent 12 months net generation

List of All Oregon Counties