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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag has occurred near Calama in Chile

Posted by admin on January 7, 2019 0 Comments

Earthquake location -23.1388S, -69.1499WA light earthquake magnitude 4.4 (ml/mb) has struck on Monday, 77 kilometers (48 miles) from Calama in Chile. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 03:54:54 / 3:54 am (local time epicenter). The earthquake was roughly at a depth of 94 km (58 miles). Event id: us2000ized. Ids that are associated to the earthquake: us2000ized. Exact location of event, depth 94 km, -69.1499° West, -23.1388° South. Global time and date of event 31/12/18 / 2018-12-31 07:54:54 / December 31, 2018 @ 7:54 am UTC/GMT.

Event epicenter was 79 km (49 miles) from Calama (c. 143 100 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Calama. Nearby country/countries, Chile (c. 16 746 000 pop) (That might be effected).

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

Did you feel anything?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 77 km SSW of Calama, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -69.1499° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -23.1388° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 94 km Depth of the event in kilometers.
Place 77km SSW 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 2018-12-31 07:54:54 Time when the event occurred. UTC/GMT
Updated 2019-01-07 07:49:39 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 298 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 0.303 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.83 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 54 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 us2000ized Id of event.
Event Code 2000ized An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000ized, A comma-separated list of event ids that are associated to an event.

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