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Light earthquake, 4.3 mag strikes near Calama in Chile

Posted by admin on February 15, 2017 0 Comments

Earthquake location -21.6959S, -68.3404WA light earthquake magnitude 4.3 (ml/mb) strikes 105 km NE of Calama, Chile (65 miles) on Wednesday. The 4.3-magnitude earthquake has occurred at 13:31:30 / 1:31 pm (local time epicenter). Exact time and date of earthquake 15/02/17 / 2017-02-15 17:31:30 / February 15, 2017 @ 5:31 pm UTC/GMT. Id of earthquake: us20008k0t. Event ids that are associated: us20008k0t. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -68.3404 West, latitude -21.6959 South, depth = 133.31 km. The earthquake occurred at a depth of 133.31 km (83 miles) below the earth’s surface.

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

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 105 km NE of Calama, Chile.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -68.3404° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.6959° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 133.31 km Depth of the event in kilometers.
Place 105km NE of Calama, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-02-15 17:31:30 Time when the event occurred. UTC/GMT
Updated 2017-02-15 18:55:33 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 284 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 0.844 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.54 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 31 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 us20008k0t Id of event.
Event Code 20008k0t An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20008k0t, A comma-separated list of event ids that are associated to an event.

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