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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.3 quake has struck near Corredor in Costa Rica

Earthquake location 8.6873S, -82.9521WA light earthquake with magnitude 4.3 (ml/mb) was reported 5 kilometers (3 miles) from Corredor in Costa Rica on Sunday. Exact location of event, longitude -82.9521 West, latitude 8.6873 North, depth = 20.73 km. The earthquake occurred at a depth of 20.73 km (13 miles) below the earth’s surface. Global time and date of event 23/10/16 / 2016-10-23 09:57:05 / October 23, 2016 @ 9:57 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 03:57:05 / 3:57 am (local time epicenter). All ids that are associated to the event: us20007g79. Unique identifier: us20007g79.

Epicenter of the event was 64 km (40 miles) from David (c. 82 900 pop), 47 km (29 miles) from Puerto Armuelles (c. 18 800 pop), 41 km (26 miles) from La Concepción (c. 16 900 pop), 67 km (42 miles) from Pedregal (c. 16 300 pop), 67 km (42 miles) from Las Lomas (c. 11 700 pop), 68 km (42 miles) from Buenos Aires (c. 11 700 pop). Nearest cities/city/towns to hypocenter/epicentrum was Almirante, Buenos Aires, Pedregal (min 5000 pop). Close country/countries that might be effected, Costa Rica (c. 4 516 000 pop), Panama (c. 3 411 000 pop).

In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days sixteen earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 13,000 light earthquakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 5 km N of Corredor, Costa Rica. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -82.9521° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 8.6873° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 20.73 km Depth of the event in kilometers.
Place 5km N of Corredor, Costa Rica Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-10-23 09:57:05 Time when the event occurred. UTC/GMT
Updated 2016-11-06 05:59:27 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2.7 The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 285 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.137 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.95 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 145 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20007g79 Id of event.
Event Code 20007g79 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20007g79, A comma-separated list of event ids that are associated to an event.

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