After the increasing in Covid-19 cases Kathmandu Metropolitan city has started to take high precautions. Covid-19 infectious range has reached almost 20%, so the risk of third wave is very high. WHO is warning that third wave might hit the children and the numbers of Covid-19 infectious children are also increasing in the hospitals of Kathmandu, Bhaktapur and Lalitpur. Municipality has started to well manage isolation centers of inside the valley. According to the data more than 5 hundred infectious cases has been recorded inside Kathmandu only.