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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.2 quake has struck near Ovalle in Chile

Earthquake location -30.5538S, -71.6456WA light earthquake magnitude 4.2 (ml/mb) has occurred on Friday, 43 kilometers (27 miles) from Ovalle in Chile. The temblor was detected at 00:00:54 / 12:00 am (local time epicenter). Event id: us10004efw. Ids that are associated to the earthquake: us10004efw. The earthquake occurred at a depth of 27.1 km (17 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 08/01/16 / 2016-01-08 03:00:54 / January 8, 2016 @ 3:00 am. Exact location of event, longitude -71.6456 West, latitude -30.5538 South, depth = 27.1 km.

Nearest cities/city/villages to epicentrum/hypocenter was La Serena, Coquimbo, Monte Patria (min 5000 pop). Earthquake epicenter was 73 km (45 miles) from Coquimbo (c. 161 300 pop), 82 km (51 miles) from La Serena (c. 154 500 pop), 43 km (27 miles) from Ovalle (c. 77 100 pop), 68 km (42 miles) from Monte Patria (c. 13 900 pop). Country/countries that might be effected, Chile (c. 16 746 000 pop).

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

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: 43 km W of Ovalle, Chile.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -71.6456° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -30.5538° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 27.1 km Depth of the event in kilometers.
Place 43km W of Ovalle, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-01-08 03:00:54 Time when the event occurred. UTC/GMT
Updated 2016-02-05 23:40:55 Time when the event was most recently updated. UTC/GMT
Timezone offset -180 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 271 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 0.724 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.09 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 159 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 us10004efw Id of event.
Event Code 10004efw An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004efw, A comma-separated list of event ids that are associated to an event.

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