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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.7 mag, 41 km W of Coquimbo, Chile

Earthquake location -30.0022S, -71.7706WA light earthquake with magnitude 4.7 (ml/mb) was reported 41 kilometers (25 miles) from Coquimbo in Chile on Friday. Global date and time of event UTC/GMT: 02/02/18 / 2018-02-02 16:51:22 / February 2, 2018 @ 4:51 pm. The temblor was detected at 11:51:22 / 11:51 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -71.7706 West, latitude -30.0022 South, depth = 45.91 km. Unique identifier: us1000cede. Ids that are associated to the event: us1000cede. The epicenter of the earthquake was roughly 45.91 km (29 miles) below the earth’s surface.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Ovalle, La Serena, Coquimbo. Close country/countries, Chile (c. 16 746 000 pop) (That might be effected). The epicenter was 42 km (26 miles) from Coquimbo (c. 161 300 pop), 51 km (32 miles) from La Serena (c. 154 500 pop), 86 km (54 miles) from Ovalle (c. 77 100 pop).

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

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city 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 W of Coquimbo, Chile.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -71.7706° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -30.0022° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 45.91 km Depth of the event in kilometers.
Place 41km W of Coquimbo, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-02-02 16:51:22 Time when the event occurred. UTC/GMT
Updated 2018-03-04 14:28:58 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 340 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 0.469 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 143 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 us1000cede Id of event.
Event Code 1000cede An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000cede, A comma-separated list of event ids that are associated to an event.

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