Updated: Several offshore quakes hit south of Alaska, prompting tsunami warning

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      Update: Emergency Info B.C. stated at 4:09 p.m. that there is no tsunami threat to B.C.

      Original article:

      A major offshore quake has just struck south of the Alaska Peninsula.

      It hit at 12:54 p.m. local time (11:54 a.m. Vancouver time) today (October 19).

      The U.S. Geological Survey measured it as a 7.5-magnitude quake.

      The epicentre, at a depth of 40 kilometres (25 miles), was located 92 kilometres (57 miles) southeast of Sand Point, Alaska; 930 kilometres (577 miles) southwest of Anchorage, Alaska; and 1598 kilometres( 991 miles) southwest of Juneau, Alaska.

      The Pacific Tsunami Warning Centre has issued an alert that hazardous tsunami waves are possible for coasts with 300 kilometres (186 miles) of the epicentre.

      A tsunami warning is in effect for the South Alaska and Alaska Peninsula coastlines.

      Emergency Info B.C. stated that the risk to the B.C. coast in being evaluated.

      It was followed by a 5.8-magnitude quake at 1:05 p.m. local time (2:05 p.m. Vancouver time), which struck at a depth of 27 kilometres (17 miles). The epicentre for this one was 115 kilometres (71 miles) southeast of Sand Point; and 948 kilometres (589 miles) southwest of Anchorage.=

      (A third offshore quake in the Kodiak Island region reported at 1:31 p.m. local time, measuring 4.8-magnitude, was deleted after being reviewed by a seismologist.)

      Several other quakes have since struck south of the Alaska Peninsula, including 5.7-, 5.2-, 5.5-, and 5.9-magnitude quakes.

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