4 ms·
FWIW, in round numbers, a mag 5.5 earthquake is 1 kiloton, mag 6.5 is 32 kt, and mag 7.5 is 1000 kt. Every +2 magnitudes is supposed to be a ×1000 difference in
by ahazred8ta 1y ago
FWIW, in round numbers, a mag 5.5 earthquake is 1 kiloton, mag 6.5 is 32 kt, and mag 7.5 is 1000 kt. Every +2 magnitudes is supposed to be a ×1000 difference in energy.