“I took a big jump”, were the words describing the first tremor to hit Costa Rica Wednesday night. “Uyyy volvió a temblar (it shook again)”, was the reaction to the aftershocks.

earthquakeThe Red Sismológica Nacional de la Universidad de Costa Rica (RSN-UCR) – University of Costa Rica’s National Seismological Network – recorded the first tremor at 7:40pm, registering 4.6 on the Richter scale. The aftershock, a magnitude 4.2 was recorded at 9:20pm.

The USGS records both at 4.3. The Volcanological and Seismological Observatory of Costa Rica  (OVISCORI) at 4.9.

The RSN-UCR reports the epicentre of the quake was 9 kilometres north of  Quepos, in the Cental Pacific coast (9.507°N -84.15°W) –  near Quepos and the popular tourist destination of Manual Antonio, at  depth of 32.1 km.

The RSN-UCR reports a series of aftershocks at 9:59pm (3.0), at 12:16am (4.5), 12.22am (3.5), 12:45am (3.1 and 1:27am (3.2)

Reports say the tremor was felt for about 10 seconds and right across the country, including the Central Valley (San José).

No damage or injury has been reported.


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