The 1912 Maymyo earthquake was a powerful earthquake that struck Burma on the morning of May 23, 1912, with an epicentre near Taunggyi and Pyin Oo Lwin. The earthquake registered between magnitude 7.5 to 8.0, but most likely 7.9. It was preceded by two foreshocks on May 18 and 21 with respective intensities V and VII on the Rossi-Forel scale. Shaking was felt throughout most of Burma, parts of Siam and Yunnan; an area covering approximately 375,000 square miles. It was one of the largest earthquakes in the country.