An earthquake registering 6 points on the Richter scale was felt throughout half the country.
The epicentre was located 122 kilometres south of Laurel de Corredores, in the Pacific ocean, on the Panama fault.
Javier Pacheco of the Observatorio Vulcanológico y Sismológico de Costa Rica (Ovsicori), explained that the territory is part of the border between the two countries.
The head of the Cruz Roja (Red Cross), Saúl Morales, for the area said that the earthquake shook the area hard, people fearing that their houses would fall on them.
The quake was so strong that it was felt as far as San José and Cartago.