SEATTLE — Technology that detects strong earthquakes and alerts residents to their shaking got renewed attention after an earthquake struck near Orcas Island on Monday morning. The magnitude 4.5 ...

An earthquake with a preliminary magnitude of 4.5 was recorded at 5:02 a.m. Monday, 6 miles east of Orcas Island.

An earthquake​ struck northwest of Seattle, Washington,​ near the U.S.-Canada border early Monday morning, officials said.

The 4.5-magnitude earthquake occurred at about 5:02 a.m. and was centered about six miles east of Orcas Island, according to the U.S. Geological Survey. There was no tsunami threat, according to ...