3.9 magnitude earthquake 30 km from Sámara, Guanacaste, Costa Rica

1978-08-23 07:00:14 UTC

UTC time: Wednesday, August 23, 1978 07:00 AM
Your time: 1978-08-23T07:00:14Z
Magnitude Type: mb
USGS page: M 3.9 - off the coast of Costa Rica
USGS status: Reviewed by a seismologist
Reports from the public: 0 people