Many people were shaken this afternoon in Costa Rica, two children died after a landslide buried them between the towns of San Isidro and Fraijanes in Heredia.
Two children and two adults have died so far from this eathquake.
Approximately 20 people injured in Cartago and 20 in Poas of Alajuela.
Several people who were driving are also still trapped in their cars and left uncommunicated.
At least 250 aftershocks so far have been felt in many parts of the central valley.
Houses in Cartago have also collapsed.
Poas of Alajuela, San Isidro of Heredia, San José, Vara Blanca and Fraijanes are the towns most affected.
The National Emergency Commission is recommending that people stock up on water and canned food as well as batteries and flashlight as a preventive measure.
Yesterday Costa Rica had a 4.0 earthquake and El Salvador also had a strong earthquake, minor damages were reported.
Costa Rica usually has earthquakes during Christmas and Easter week, but because of the absence of high rises, most of the time there are minimum damages.