The 1959 Kamchatka earthquake occurred on May 4, 1959 at 19:15 local time (07:15 UTC). It had a magnitude of Mw 8.0, or Ms 8.2. The epicenter was near the Kamchatka Peninsula, Russia, U.S.S.R. Building damage was reported in Petropavlovsk-Kamchatsky.[2][3] The maximal intensity was VIII MSK.[4] The intensity in Petropavlovsk-Kamchatsky was about VIII MSK. The earthquake triggered a tsunami. A tsunami of a 0.2 m runup was recorded in Massacre Bay, Alaska, U.S.A.[5] Subduction is active along about the southern half of the eastern coast of Kamchatka Peninsula, between its junctions with the Aleutian Islands and the Kuril Islands.[6]