2. United States
  3. Oregon
  4. Umatilla County, OR

Summary of Electricity Activity in Umatilla County, OR

Summary of Umatilla County, OR Generation

Umatilla County, OR is ranked #86 out of 2,193 U.S. counties nationwide and #1 out of 31 Oregon counties in terms of total annual net electricity generation.

Annual Generation 11.4 TWh
Annual Consumption 68.3 M MMBtu
Last UpdateMay 2026
Power Plants19
Companies on File17

Map of Top Producing Plants in Umatilla County, OR

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Overall National Rank

#86 /2,193 U.S. Counties

In Net Annual Generation

Overall State Rank

#1 /31 Oregon Counties

In Net Annual Generation

Overall Annual Net Geneneration

11.4 TWh

Total Annual Fuel Consumption

68.3 M MMBtu

Electric Companies in Umatilla County, OR

17

Umatilla County, OR
Power Plants

19

Annual Net Generation From natural gas power

6.4 TWh

National Rank in Terms of natural gas Net Electricity Generation

#101 /927 U.S. Counties

State Rank in Terms of natural gas Net Electricity Generation

#2 /9 Oregon Counties

Monthly Net Generation for Umatilla County, OR

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Monthly Plant Fuel Consumption for Umatilla County, OR

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Net Generation by Fuel Source

Net Generation by Fuel Source Breakdown

State RankNational RankGenerationFuel Consumption
All#1 / 31#86 / 219311.39 TWh68.25 M MMBtu
Natural Gas#2 / 9#101 / 9276.45 TWh49.65 M MMBtu
Water#4 / 16#11 / 5364.02 TWh15.18 M MMBtu
Wind#4 / 6#185 / 518914.17 GWh3.38 M MMBtu
Solar#17 / 23#897 / 131712.91 GWh44.92 k MMBtu

* Data is based on 12 months since Dec 2025.

Power Plants in Umatilla County, OR

PlantUtility NameGenerationConsumptionFuel Types
McNaryUSACE Northwestern Division4.0 TWh15.2 M MMBtu Water
Hermiston Power PartnershipHermiston Power Partnership3.5 TWh25.1 M MMBtu Natural Gas
Hermiston Generating PlantHermiston Generating Co LP3.0 TWh24.6 M MMBtu Natural Gas
Vansycle II Wind Energy CenterFPL Energy Stateline II Inc320.1 GWh1.2 M MMBtu Wind
FPL Energy Vansycle LLC (OR)FPL Energy Vansycle LLC225.1 GWh817.8 k MMBtu Wind
Eurus Combine Hills Turbine Ranch 2Eurus Combine Hills II LLC137.0 GWh512.0 k MMBtu Wind
Combine Hills IEurus Combine Hills I LLC61.2 GWh228.4 k MMBtu Wind
VansycleESI Vansycle Partners LP54.9 GWh202.7 k MMBtu Wind
Chopin Wind LLCChopin Wind, LLC26.3 GWh97.6 k MMBtu Wind
Schumann Wind FarmChopin Wind, LLC23.1 GWh85.8 k MMBtu Wind
Oregon Trail Windfarm LLCEcho 122.3 GWh80.6 k MMBtu Wind
Four Corners Windfarm LLCEcho 219.5 GWh69.5 k MMBtu Wind
Ward Butte Windfarm LLCEcho 114.9 GWh53.8 k MMBtu Wind
NorWest Energy 9 LLCMN8 Energy LLC12.2 GWh42.4 k MMBtu Solar
Butter Creek Power LLCCR51 Inc.9.7 GWh34.6 k MMBtu Wind
Pilot Rock Solar 1Pilot Rock Solar 1 LLC410.0 MWh1.4 k MMBtu Solar
Pilot Rock Solar 2Pilot Rock Solar 2 LLC340.0 MWh1.2 k MMBtu Solar
Nolin HillsNolin Hills Wind, LLC0.0 Wh0 MMBtu No Information Available
Perennial Wind Chaser StationPerennial-Wind Chaser LLC0.0 Wh0 MMBtu No Information Available
* Data is based on the last 12 months since May 2026.
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Electricity Generation for Neighboring Counties

National RankCountyNet Generation# Power Plants
#680Baker County1.2 TWh9
#127Benton County9.4 TWh7
#385Columbia County3.3 TWh4
#1909Franklin County10.9 GWh3
#788Garfield County802.3 GWh2
#336Gilliam County3.9 TWh13
#131Morrow County9.1 TWh22
#1194Union County305.8 GWh2
#388Walla Walla County3.3 TWh4
#498Wallowa County2.0 TWh2
* Net Generation data is based on the last 12 months since May 2026.

Electricity Generation for Cities Located in Umatilla County, OR

State RankCityNet Generation# Power Plants
#19Athena, OR320.1 GWh1
#33Echo, OR131.7 GWh10
#48Helix, OR54.9 GWh1
#4Hermiston, OR6.4 TWh3
#21Milton-Freewater, OR247.6 GWh4
#73Pendleton, OR12.2 GWh1
#101Pilot Rock, OR750.0 MWh2
#7Umatilla, OR4.1 TWh2
* Net Generation data is based on the last 12 months since May 2026.