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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag has occurred near Diego de Almagro in Chile


Earthquake location -26.4937S, -69.3138WA light earthquake magnitude 4.3 (ml/mb) has struck on Wednesday, 74 kilometers (46 miles) from Diego de Almagro in Chile. The temblor was detected at 20:55:33 / 8:55 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 18/10/18 / 2018-10-18 00:55:33 / October 18, 2018 @ 12:55 am. The epicenter of the earthquake was roughly 124.56 km (77 miles) below the earth’s surface. Id of earthquake: us1000hdpl. Event ids that are associated: us1000hdpl. Exact location of earthquake, longitude -69.3138 West, latitude -26.4937 South, depth = 124.56 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearest cities/city/villages to epicentrum/hypocenter was Diego de Almagro (min 5000 pop). Country/countries that might be effected, Chile (c. 16 746 000 pop). Event epicenter was 75 km (46 miles) from Diego de Almagro (c. 18 100 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days six earthquakes of magnitude 3.0 or greater that has occurred 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. 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: 74 km E of Diego de Almagro, Chile.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -69.3138° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -26.4937° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 124.56 km Depth of the event in kilometers.
Place 74km E of Diego de Almagro, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-10-18 00:55:33 Time when the event occurred. UTC/GMT
Updated 2018-10-27 22:13:24 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 284 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 1.203 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.34 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 59 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 us1000hdpl Id of event.
Event Code 1000hdpl An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hdpl, A comma-separated list of event ids that are associated to an event.

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