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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 70 km SSW of Putre, Chile


Earthquake location -18.8174S, -69.6966WA light earthquake with magnitude 4 (ml/mb) was reported 70 kilometers (43 miles) from Putre in Chile on Thursday. The 4-magnitude earthquake has occurred at 20:08:32 / 8:08 pm (local time epicenter). Global date and time of event UTC/GMT: 10/03/16 / 2016-03-10 23:08:32 / March 10, 2016 @ 11:08 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 97.51 km, -69.6966° West, -18.8174° South. Id of earthquake: us10004xtg. Event ids that are associated: us10004xtg. The earthquake occurred at a depth of 97.51 km (61 miles).

Close country/countries that might be effected, Chile (c. 16 746 000 pop). Epicenter of the earthquake was 74 km (46 miles) from Arica (c. 186 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Arica.

Each 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 two, in the last 10 days five, in the past 30 days eight and in the last 365 days thirty earthquakes of magnitude 3.0 or greater that have been detected nearby.

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: 70 km SSW of Putre, Chile.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -69.6966° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -18.8174° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 97.51 km Depth of the event in kilometers.
Place 70km SSW of Putre, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-03-10 23:08:32 Time when the event occurred. UTC/GMT
Updated 2016-03-19 03:18:04 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 246 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 0.512 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.88 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 93 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us10004xtg Id of event.
Event Code 10004xtg An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004xtg, A comma-separated list of event ids that are associated to an event.

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