Official actions of the WIRAB shall be taken only upon the affirmative vote of at least one-half of the members of the WIRAB and those members casting affirmative votes must represent at least one-half of the electric energy consumed among the states and provinces participating in the WIRAB.
The amount of electric energy consumed shall be defined as the amount of electricity consumed in that portion of state or province that is located in the Western Interconnection. The amount of electricity consumed shall be derived from official sources and shall be posted on the WIEB website and updated no less often than once a year.
Electric Energy Consumed in the Western Interconnection, 2016
Energy Consumed (MWh)
% of Western Interconnection
Sources: EIA Form 861 (US), AUC 2016 Sales History (AB), BCUA 2015/2016 Annual Report (BC), CFE Energy Information System (MX)