From OPALCO website
12/22 @ 6:25 The Puget Sound Energy team has identified the issue and are in route to fix the problem. The restoration time is greater than 4 hours.
5:45 PM – The BPA and PSE crews on the mainland are responding and investigating the issue and working to make the necessary repairs. No restoration time yet. Please consider turning off most of your lights and heat so that when we do start restoring power there won’t be such a big pull on the system.