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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Ovalle in Chile


Earthquake location -30.7217S, -71.3796WA light earthquake with magnitude 4.2 (ml/mb) was detected on Tuesday, 21 kilometers (13 miles) from Ovalle in Chile. Id of earthquake: us6000c9rg. Event ids that are associated: us6000c9rg. Global date and time of event UTC/GMT: 20/10/20 / 2020-10-20 01:09:18 / October 20, 2020 @ 1:09 am. The temblor was reported at 01:09:18 / 1:09 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 35 km (22 miles) below the earth’s surface. Exact location of event, longitude -71.3796 West, latitude -30.7217 South, depth = 35 km.

Close country/countries, Chile (c. 16 746 000 pop) (That might be effected). Event epicenter was 86 km (53 miles) from Coquimbo (c. 161 300 pop), 92 km (57 miles) from La Serena (c. 154 500 pop), 22 km (14 miles) from Ovalle (c. 77 100 pop), 40 km (25 miles) from Monte Patria (c. 13 900 pop). Closest city/cities/towns to epicentrum/hypocenter was La Serena, Coquimbo, Monte Patria (min 5000 pop).

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. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days fourty-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

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. 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: 21 km SW of Ovalle, Chile.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -71.3796° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -30.7217° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 21 km SW 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 2020-10-20 01:09:18 Time when the event occurred. UTC/GMT
Updated 2020-10-20 01:18:49 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 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 0.225 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.9 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 96 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 us6000c9rg Id of event.
Event Code 6000c9rg An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000c9rg, A comma-separated list of event ids that are associated to an event.

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