There were two felt earthquakes Monday afternoon and early today in the San Pedro vicinity. The first at 4:23 p.m. had an epicenter in San Rafael de Montes de Oca, said the Observatorio Vulcanológico y Sismológico de Costa Rica. The Laboratorio de Ingenieria Sismica said that the epicenter was closer to San Ramón de la Unión, The magnitude was between 3 and 3.1. It was felt in the eastern part of the metro area.
A second quake at 58 minutes after midnight today had an epicenter near Jaboncillal de Goicoechea, said the Obersvatorio. The Laboratorio said it, too, was near San Ramon de La Union. The magnitude was estimated by the Observatorio at 2.8, but the Laboratorio said 3.0.