The most powerful earthquake ever recorded, at 9.5 on the Richter scale, occurred in __________.

The largest earthquake ever recorded had a magnitude of 9.5 and struck Chile in 1960. The 2010 earthquakes in Haiti and Chile, and the 2011 earthquake in Japan, were not as powerful. Therefore, the correct choice is “Chile in 1960.”

AI-written and checked against the verified answer.