An early Mondaymorning earthquake was felt by many in Anacortes. According to USGS, the quake measured 4.5 and occurred at 5:02am. The earthquake was centered about six miles from from the southeast corner of Orcas Island.
In the first hour after the quake, more than 5,000 people had reported to USGS that they felt it. The USGS map shows where it was felt.
And, if the earthquake didn't wake you, The USGS ShakeAlert service might have. ShakeAlert notified residents of the San Juan Islands, north Whidbey, Anacortes and Fidalgo Island, as well as communities along the I-5 corridor in Skagit and Whatcom counties.
No tsunami warning, advisory, watch or threat was triggered, according to the U.S. Tsunami Warning System.