Oregon
power plants.
Oregon has 124 operating power plants in the catalog, 13,684 MW in all. The catalog also marks 2 plants as Retired, with 741 MW of capacity. Its operating fleet leans on hydro, which accounts for 54.6% of operating capacity, with natural gas second at 27.3%. The largest operating plant in the catalog is John Day Hydroelectric Plant (2,160 MW, recorded start year 1968).
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Oregon electricity mix
Operating installed capacity by fuel. Each row gives megawatts and its share of the operating total.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Largest plants in Oregon
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Newest plants in Oregon
This table includes 5 of the 13 operating plants with a recorded start year of 2019, largest first. The catalog records years, not full commissioning dates.
Source: Global Energy Monitor, Global Integrated Power Tracker, March 2026 release II. Catalog content date: .
Frequently asked questions
Where does Oregon get its electricity?
Across the 124 operating plants in the catalog, capacity is led by hydro at 54.6%, then natural gas at 27.3%. These are installed-capacity shares, not live generation.
What is the largest power plant in Oregon?
The largest operating plant in the catalog for Oregon is John Day Hydroelectric Plant, a hydro facility with 2,160 MW and a recorded start year of 1968.
How many power plants are in Oregon?
The catalog tracks 124 operating power plants in Oregon, with 13,684 MW in all. It also marks 2 plants as Retired, with 741 MW of capacity.