Update: M4.3 earthquake (sismo) strikes 21 km NW of San José (Costa Rica) 1hr 9min ago.
Coffin, M.F., Gahagan, L.M., and Lawver, L.A., 1998, Present-day Plate Boundary Digital Data Compilation. University of Texas Institute for Geophysics Technical Report No. 174, pp. 5.
This seismicity maps have been generated by concatenating the ISC catalogue , the EMSC Euro-Med Bulletin catalogue and the EMSC Real Time catalogue. Therefore, they show the seismicity from 1964 until the earthquake occurrence.
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