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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Vallenar in Chile

Earthquake location -27.9766S, -71.4365WA light earthquake magnitude 4.6 (ml/mb) has occurred on Tuesday, 93 kilometers (58 miles) from Vallenar in Chile. Id of earthquake: us7000bfku. Event ids that are associated: us7000bfku. The temblor was picked up at 05:14:42 / 5:14 am (local time epicenter). Global date and time of event UTC/GMT: 01/09/20 / 2020-09-01 05:14:42 / September 1, 2020 @ 5:14 am. Exact location of event, longitude -71.4365 West, latitude -27.9766 South, depth = 23.16 km. The epicenter of the earthquake was roughly 23.16 km (14 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Vallenar. Close country/countries that might be effected, Chile (c. 16 746 000 pop). Epicenter of the event was 94 km (58 miles) from Vallenar (c. 44 900 pop).

In the past 24 hours, there have been thirty-five, in the last 10 days thirty-seven, in the past 30 days thirty-seven and in the last 365 days fifty-six earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 93 km NW of Vallenar, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -71.4365° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -27.9766° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 23.16 km Depth of the event in kilometers.
Place 93 km NW of Vallenar, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-09-01 05:14:42 Time when the event occurred. UTC/GMT
Updated 2020-09-01 05:39:29 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 326 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 0.392 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.84 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 141 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 us7000bfku Id of event.
Event Code 7000bfku An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000bfku, A comma-separated list of event ids that are associated to an event.

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