- Ponderosa 500/230 kV Transformer #2 Addition
- La Pine Capacitor and Reactor Addition
- Slatt-Buckley Series Capacitor Addition
- Bakeoven Series Capacitor Optimization
The upgrades at Slatt substation on the Slatt-Buckley 500 kV line and series capacitor optimization at Bakeoven Compensation Station on the John Day-Grizzly #1 and #2 lines increase the main grid capability in the Central Oregon Redmond Import area by 315 MW. These upgrades are in addition to previous infrastructure investments BPA has made over the last 10 years to increase the main grid capability and enable load service in Central Oregon, which has collectively increased the Redmond Import area capacity from 560 MW to 1145 MW.