1980 Mammoth Lakes earthquakes
The 1980 Mammoth Lakes earthquakes affected Eastern California with the sequence's largest shock occurring on May 25 and measuring Mw 6.2.[1] The mainshock and its strong aftershocks located near the Yosemite National Park area were felt in parts of California and Nevada.Damage in Mammoth Lakes was considered the worst with collapsed chimneys, ruptured water pipes, and cracked plasters and windows.Eighty people had to be rescued on Mammoth Mountain after power outages affected ski lifts and gondolas.Visitors of Mammoth Lakes also began evacuating the town causing a congestion along the main road.