Project: Order 1000 Inter-regional
Order 1000 Inter-regional Details
As part of inter-regional coordination for the 2016-2017 planning cycle, please refer to the main page of ColumbiaGrid Order 1000 Inter-regional Activities for the latest updates. Interested parties may also self-register their email to ColumbiaGrid's automated system at https://www.columbiagrid.org/interested-persons.cfm to receive notifications of future activities.
- Biennial Transmission Expansion Plan
- > System Assessment
- > System Assessment Sensitivities
- > Centralia Closure Study Team
- > Puget Sound Area Study Team
- > Cross Cascades Study Team
- > Gas-Electric Interdependencies Study Team
- > Woodland Study Team
- > Northern Mid C Joint Operational Study Team
- > Northern Mid C Study Team
- > Othello Area Study Team
- > Mid-Columbia Reactive Power Study Team
- Northwest Area Coordinator (WECC basecase submittals)
- > 2025 Heavy Winter - 25HW1
- > 2025 Heavy Summer - 25HS1
- > Miscellaneous
- > 2016 Heavy Winter - 16HW3-OP
- > 2016 Light Winter - 16LW1-OP
- > 2016 Heavy Spring - 16HSP1-OP
- > 2021 Heavy Summer - 21HS2
- > 2018 Heavy Summer - 18HS1-S
- > 2026 Light Spring
- > 2016 Heavy Summer - 16HS3-OP
- > 2016 Light Summer - 16LS1-OP
- > 2026 Heavy Winter - 26HW1
- > 2026 Heavy Summer - 26HS1
- > 2021 Heavy Winter - 21HW1
- > 2017 Heavy Winter - 17HW3-OP
- > 2017 Light Winter - 17LW2-OP
- > 2017 Heavy Spring - 17HSP1-OP
- > 2022 Heavy Winter - 22HW2
- > 2022 Heavy Summer - 22HS1
