How many earthquakes over magnitude 8 were recorded in 1940?
One 8.2 near the Coast of central Peru 1940/05/24 16:33
On average, there are roughly 20,000 - 30,000 recorded earthquakes of magnitude 2 or greater worldwide every year by the National Earthquake Information Center. Major earthquakes, greater than magnitude 7, happen more than once per month. "Great earthquakes", magnitude 8 and higher, occur about once a year.