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Light earthquake: M4.4 quake has struck near La Serena in Chile


Earthquake location -29.6744S, -71.3797WA light earthquake with magnitude 4.4 (ml/mb) was reported 28 kilometers (17 miles) from La Serena in Chile on Sunday. Exact location of event, longitude -71.3797 West, latitude -29.6744 South, depth = 41.28 km. The epicenter of the earthquake was roughly 41.28 km (26 miles) below the earth’s surface. Global date and time of event UTC/GMT: 28/01/19 / 2019-01-28 03:33:36 / January 28, 2019 @ 3:33 am. The 4.4-magnitude earthquake was detected at 23:33:36 / 11:33 pm (local time epicenter). Event id: us2000j9kh. Ids that are associated to the earthquake: us2000j9kh. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Epicenter of the earthquake was 31 km (19 miles) from Coquimbo (c. 161 300 pop), 29 km (18 miles) from La Serena (c. 154 500 pop), 76 km (47 miles) from Vicuña (c. 13 500 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Vicuña, Coquimbo, La Serena. Nearby country/countries that might be effected, Chile (c. 16 746 000 pop).

There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been one, in the last 10 days fourteen, in the past 30 days fifteen and in the last 365 days fifty-six 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.

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 28 km NNW of La Serena, Chile.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -71.3797° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -29.6744° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 41.28 km Depth of the event in kilometers.
Place 28km NNW of La Serena, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-01-28 03:33:36 Time when the event occurred. UTC/GMT
Updated 2019-01-28 03:55:02 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 0.272 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.84 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 136 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 us2000j9kh Id of event.
Event Code 2000j9kh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000j9kh, A comma-separated list of event ids that are associated to an event.

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