Sri Lanka found a relatively large number of COVID-19 infected people from a Navy camp who engaged in searching operations of COVID-19 people in Ja-ela Suduweala. Since then, the total COVID-19 infected count is increasing at a faster rate. Sri Lanka COVID-19 cases per 1 million population is parallel to India as of now Several COVID-19 infected clusters haven identified by Sri Lanka authorities and the largest cluster was identified in Colombo Keselwatta and Bandaranayake Mawatha on 15th April which has expanded to 88 cases as of now. Size of the Navy camp cluster is 65 as of now. Both clusters have been isolated.