PacifiCorp will lean on the wholesale power market to meet the bulk of its summer and winter peaking capacity needs over the next decade, according to the utility's 2019 integrated resource plan filed with state regulators Oct. 18.

The Bonneville Power Administration moved a step closer to joining the Western Energy Imbalance Market on Sept. 26, by signing an implementation agreement with the California Independent System Operator that will allow BPA to further consider participating in the market.