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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag strikes near Coquimbo in Chile



Earthquake location -29.4442S, -71.9467WA light earthquake magnitude 4.1 (ml/mb) strikes 81 kilometers (50 miles) from Coquimbo in Chile on Saturday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 05:02:44 / 5:02 am (local time epicenter). The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. Date and time of earthquake in UTC/GMT: 30/01/16 / 2016-01-30 10:02:44 / January 30, 2016 @ 10:02 am. All ids that are associated to the event: us20004wwh. Unique identifier: us20004wwh. Exact location of earthquake, longitude -71.9467 West, latitude -29.4442 South, depth = 10 km.

Nearest cities/city/towns to hypocenter/epicentrum was La Serena, Coquimbo (min 5000 pop). Epicenter of the earthquake was 82 km (51 miles) from Coquimbo (c. 161 300 pop), 85 km (53 miles) from La Serena (c. 154 500 pop). Country/countries that might be effected, Chile (c. 16 746 000 pop).

In the past 24 hours, there have been ten, in the last 10 days eleven, in the past 30 days thirteen and in the last 365 days one hundred and fourty 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. There are an estimated 13,000 light quakes in the world each year.

Did you feel the quake?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 81 km NW of Coquimbo, Chile. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -71.9467° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -29.4442° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 81km NW 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 2016-01-30 10:02:44 Time when the event occurred. UTC/GMT
Updated 2016-02-25 13:14:05 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 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 259 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 0.776 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.75 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 150 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20004wwh Id of event.
Event Code 20004wwh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20004wwh, A comma-separated list of event ids that are associated to an event.

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