An earthquake has occurred in East Rukum on Sunday. According to the National Seismology and Research Center Lainchaur, Kathmandu, an earthquake measuring 4.1 in the Richter scale with its epicenter around Hukam Gaon in East Rukum took place at 2:59 am today. Earlier, an earthquake of the same magnitude had occurred on May 4 with its epicenter in Bajura district.