Strong earthquake strikes off Andreanof Islands, Alaska

23

A magnitude 6.3 earthquake has struck off the Andreanof Islands, which are part of the Aleutian Islands in southwest Alaska.

According to the U.S. Tsunami Warning Center, the earthquake was not strong enough to generate a tsunami, and no tsunami alerts have been issued, though the earthquake was likely felt on islands across the region.

Preliminary Earthquake Report

Magnitude 6.3

Date-Time • 12 Mar 2016 18:06:46 UTC
• 12 Mar 2016 06:06:46 near epicenter

Location 51.624N 174.005W

Depth 22 km

Distances • 65 km (40 mi) SSE of Atka, Alaska
• 1542 km (956 mi) SSE of Anadyr’, Russia
• 1814 km (1124 mi) WSW of Anchorage, Alaska
• 1842 km (1142 mi) WSW of Knik-Fairview, Alaska
• 2574 km (1595 mi) W of Whitehorse, Canada

Location Uncertainty Horizontal: 6.5 km; Vertical 4.5 km

Parameters Nph = 196; Dmin = 151.1 km; Rmss = 1.11 seconds; Gp = 54°