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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag has occurred near Jiquilillo in Nicaragua

Earthquake location 12.6254S, -87.627WA light earthquake magnitude 4 (ml/mb) has occurred on Thursday, 23 kilometers (14 miles) from Jiquilillo in Nicaragua. The 4-magnitude earthquake was detected at 15:59:16 / 3:59 pm (local time epicenter). Unique identifier: us10004rri. Ids that are associated to the event: us10004rri. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -87.627 West, latitude 12.6254 North, depth = 63.05 km. Exact time and date of event in UTC/GMT: 18/02/16 / 2016-02-18 21:59:16 / February 18, 2016 @ 9:59 pm. The earthquake occurred at a depth of 63.05 km (39 miles) below the earth’s surface.

Country/countries that might be effected, Honduras (c. 7 989 000 pop), Nicaragua (c. 5 996 000 pop), El Salvador (c. 6 052 000 pop). The epicenter was 84 km (52 miles) from León (c. 144 500 pop), 54 km (33 miles) from Chinandega (c. 126 400 pop), 89 km (55 miles) from Ciudad Choluteca (c. 75 900 pop), 50 km (31 miles) from El Viejo (c. 53 500 pop), 65 km (41 miles) from Chichigalpa (c. 33 100 pop), 83 km (51 miles) from La Unión (c. 26 800 pop). Nearest cities/city/villages to epicentrum/hypocenter was Ciudad Choluteca, El Triunfo, Chirilagua (min 5000 pop).

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

How would you describe the shaking?

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: 23 km SW of Jiquilillo, Nicaragua.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -87.627° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 12.6254° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 63.05 km Depth of the event in kilometers.
Place 23km SW of Jiquilillo, Nicaragua Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-02-18 21:59:16 Time when the event occurred. UTC/GMT
Updated 2016-02-27 06:14:50 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 246 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 0.567 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.86 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 163 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 us10004rri Id of event.
Event Code 10004rri An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004rri, A comma-separated list of event ids that are associated to an event.

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