Definitions for "1970 Ancash earthquake"
The 1970 Ancash earthquake was an undersea earthquake that occurred at 20:23:31 UTC (15:23:31 local time) on Sunday, May 31, 1970, affecting the Peruvian regions of Ancash and La Libertad, and that combined with a subsequent landslide, was the most catastrophic natural disaster ever recorded in the history of Peru.