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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Quepos in Costa Rica

Earthquake location 9.3562S, -84.0246WA light earthquake magnitude 4.2 (ml/mb) has struck on Wednesday, 17 kilometers (11 miles) from Quepos in Costa Rica. Event ids that are associated to the earthquake: us100073u7. Id of event: us100073u7. Exact location of event, depth 53.18 km, -84.0246° West, 9.3562° North. The earthquake occurred at a depth of 53.18 km (33 miles). The 4.2-magnitude earthquake was detected at 16:27:46 / 4:27 pm (local time epicenter). Exact time and date of earthquake 26/10/16 / 2016-10-26 22:27:46 / October 26, 2016 @ 10:27 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was San Rafael, Naranjo, San Juan. Epicenter of the event was 64 km (40 miles) from San José (c. 335 000 pop), 72 km (45 miles) from San Francisco (c. 55 900 pop), 76 km (47 miles) from Alajuela (c. 47 500 pop), 56 km (35 miles) from Paraíso (c. 39 700 pop), 35 km (22 miles) from San Isidro (c. 34 900 pop), 62 km (38 miles) from Curridabat (c. 34 600 pop). Nearby country/countries that might be effected, Costa Rica (c. 4 516 000 pop).

There are an estimated 13,000 light earthquakes in the world each year. 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 eighteen earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel the quake?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 17 km ESE of Quepos, Costa Rica. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -84.0246° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 9.3562° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 53.18 km Depth of the event in kilometers.
Place 17km ESE of Quepos, 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 2016-10-26 22:27:46 Time when the event occurred. UTC/GMT
Updated 2016-11-02 22:17:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 271 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 0.343 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.44 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 133 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 us100073u7 Id of event.
Event Code 100073u7 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100073u7, A comma-separated list of event ids that are associated to an event.

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