A light earthquake with magnitude 4.7 (ml/mb) was detected on Wednesday, 41 kilometers (25 miles) from Ciudad Cortes in Costa Rica. Unique identifier: us1000bu20. Ids that are associated to the event: us1000bu20. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 20/12/17 / 2017-12-20 23:24:36 / December 20, 2017 @ 11:24 pm. The 4.7-magnitude earthquake was detected at 17:24:36 / 5:24 pm (local time epicenter). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. Exact location, longitude -83.8601° West, latitude 8.7879° North, depth = 10 km.
Nearest cities/city/villages to epicentrum/hypocenter was Golfito, Quepos, Buenos Aires (min 5000 pop). Country/countries that might be effected, Costa Rica (c. 4 516 000 pop). Event epicenter was 67 km (42 miles) from San Isidro (c. 34 900 pop), 72 km (45 miles) from Buenos Aires (c. 11 700 pop), 64 km (40 miles) from Daniel Flores (c. 10 000 pop), 78 km (49 miles) from Quepos (c. 7 800 pop), 85 km (53 miles) from Golfito (c. 6 800 pop), 61 km (38 miles) from Mercedes (c. 5 500 pop).
There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days eleven earthquakes of magnitude 3.0 or greater that have been detected in the same area.
Did you feel the quake?
Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 41 km WSW of Ciudad Cortes, Costa Rica.
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