The earthquake monitoring laboratory has counted five quakes of magnitude 3.0 or more from Friday through Sunday.
The first took place a few minutes before 11 p.m. Friday in the active zone near Tobosi. It was felt most intensely in Frailes de Desamparados, said the Laboratorio de Ingeniería Sísmica Instituto de Investigaciones en Ingeniería at the Universidad de Costa Rica.
The second and third quakes took place off the coast of Jacó. The first with a magnitude of 3.2 took place at 1:24 a.m Saturday. The second with a magnitude of 3.7 took place at 12:21 p.m. Sunday.
A few minutes later at 12:27 p.m. Sunday a quake with a magnitude of 3.5 took place about some 5 kilometers northeast of San Isidro de Coronado in the Central Valley.,
Finally a quake with a magnitude of 3.5 took place Sunday at 8:48 p.m. some 13 kilometers or eight miles east of Sámara on the Nicoya peninsula.
The Laboratorio’s estimate a intensity differed slightly form those reported Monday from the Red Sismológica Nacional. Also at the university.