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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.1 mag strikes near Samara in Costa Rica


Earthquake location 9.6915S, -85.6992WA moderate earthquake magnitude 5.1 (ml/mb) has occurred on Wednesday, 28 kilometers (17 miles) from Samara in Costa Rica. The epicenter of the earthquake was roughly 25.88 km (16 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us10003xdn. Id of event: us10003xdn. Exact time and date of earthquake 11/11/15 / 2015-11-11 12:08:50 / November 11, 2015 @ 12:08 pm UTC/GMT. The temblor was picked up at 06:08:50 / 6:08 am (local time epicenter). Exact location of earthquake, -85.6992° West, 9.6915° North, depth 25.88 km.

The epicenter was 99 km (62 miles) from Puntarenas (c. 35 700 pop), 106 km (66 miles) from Chacarita (c. 26 400 pop), 105 km (65 miles) from Cañas (c. 20 300 pop), 58 km (36 miles) from Nicoya (c. 15 300 pop), 64 km (40 miles) from Santa Cruz (c. 12 300 pop). Nearby country/countries that might be effected, Costa Rica (c. 4 516 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Chacarita, Cañas, Puntarenas (min 5000 pop).

Each year there are an estimated 1320 moderate earthquakes in the world. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. 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 ten earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 28 km SW of Samara, Costa Rica.

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More information

Parameter Value Description
Magnitude 5.1 mb The magnitude for the event.
Longitude -85.6992° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 9.6915° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.88 km Depth of the event in kilometers.
Place 28km SW of Samara, 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 2015-11-11 12:08:50 Time when the event occurred. UTC/GMT
Updated 2015-11-11 12:27:18 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 3.1 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 400 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 0.435 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.98 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 138 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 us10003xdn Id of event.
Event Code 10003xdn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003xdn, A comma-separated list of event ids that are associated to an event.

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