1958 Lituya Bay, Alaska Earthquake Magnitude 7.9 Rupture Length 90 to 280 km Surface Displacement 3.5 to 6.5 m Photographs by Lloyd Cluff and George Plafker

Fairweather fault

1958 Lituya Bay Earthquake, M 7.9 Rupture length 95 to 280 km Fairweather fault 6.2 m RL Lituya Bay

Line of disrupted trees along fault rupture

SS-RL 4 to 6 m Disrupted tree zone 3 to 5 m wide

Disrupted tree zone 3 to 5 m wide Lituya Bay Earthquake, Fairweather Fault (6.2 m) Surface fault rupture through trees Disrupted tree zone 3 to 5 m wide

Glacial Ice Faulted by RL-Slip Along Fairweather Fault - 4.8 m Surface rupture zone varies, 1 to 50 m wide