Summary of Electricity Activity in Washington County, OR
Summary of Washington County, OR Generation
Washington County, OR is ranked #1,991 out of 2,165 U.S. counties nationwide and #30 out of 30 Oregon counties in terms of total annual net electricity generation.
| Annual Generation | 4.6 GWh |
|---|---|
| Annual Consumption | 137.4 k MMBtu |
| Last Update | Dec 2025 |
| Power Plants | 6 |
| Companies on File | 5 |
Map of Top Producing Plants in Washington County, OR
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Annual Net Generation From other biomass gas power
7.5 GWh
National Rank in Terms of other biomass gas Net Electricity Generation
#29 /52 U.S. Counties
State Rank in Terms of other biomass gas Net Electricity Generation
#1 /2 Oregon Counties
Monthly Net Generation for Washington County, OR
Monthly Plant Fuel Consumption for Washington County, OR
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| Solar | #17 / 21 | #913 / 1247 | 7.94 GWh | 27.65 k MMBtu |
| Other Biomass Gas | #1 / 2 | #29 / 52 | 7.53 GWh | 109.75 k MMBtu |
| All | #30 / 30 | #1991 / 2165 | 4.62 GWh | 137.40 k MMBtu |
Power Plants in Washington County, OR
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Durham AWTF | Clean Water Services | 7.5 GWh | 109.8 k MMBtu | Other Biomass Gas |
| MilfordSolar OR | Adapture Renewables, Inc. | 4.6 GWh | 15.9 k MMBtu | Solar |
| O'Neill Creek Solar | O'Neill Creek Solar LLC | 3.4 GWh | 11.7 k MMBtu | Solar |
| Coffee Creek BESS | Portland General Electric Co | -73.0 MWh | 0 MMBtu | No Information Available |
| Constable BESS | Portland General Electric Co | -10.8 GWh | 0 MMBtu | No Information Available |
| Tualatin Battery Energy Storage System | TUAL bn, LLC | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #756 | Clackamas County | 866.0 GWh | 37 |
| #629 | Clark County | 1.3 TWh | 2 |
| #1358 | Clatsop County | 168.4 GWh | 2 |
| #231 | Columbia County | 6.1 TWh | 3 |
| #341 | Cowlitz County | 3.8 TWh | 6 |
| #1046 | Marion County | 434.3 GWh | 30 |
| #346 | Multnomah County | 3.7 TWh | 7 |
| #1944 | Polk County | 7.1 GWh | 8 |
| #952 | Skamania County | 534.7 GWh | 1 |
| #1585 | Yamhill County | 65.6 GWh | 15 |
Electricity Generation for Cities Located in Washington County, OR
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #81 | Forest Grove, OR | 4.6 GWh | 1 |
| #86 | Gaston, OR | 3.4 GWh | 1 |
| #77 | Tigard, OR | 7.5 GWh | 1 |