KATHMANDU: An earthquake measuring 4.5 on the Richter Scale hit Kathmandu and its surrounding areas today, nearly a year after two devastating tremors killed over 9,000 people in Nepal.No loss of life was reported.The epicentre of the quake lied near Bhainsepati of Lalitpur, according to the National Seismological Centre. The residents of the city rushed out of their houses when the quake hit the city at around 7 PM.