Anchorage, Alaska (KINY) Officials said a light earthquake has shaken the Cook Inlet region of southern Alaska.
The Alaska Earthquake Center said an earthquake with a preliminary magnitude of 4.1 struck at approximately 3:30 a.m. Friday. It was centered about 23 miles (37 kilometers) north of Anchorage. The quake had a depth of about 29 miles (47 kilometers).
There was no immediate word of any damage or injuries.
Wednesday, state officials conducted a test of their emergency warning system and said they were pleased with the results.