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Light earthquake, 4.2 mag strikes near Vallenar in Chile

Posted by admin on November 9, 2017 0 Comments

Earthquake location -28.2451S, -71.4756WA light earthquake with magnitude 4.2 (ml/mb) was detected on Thursday, 79 kilometers (49 miles) from Vallenar in Chile. Event id: us2000bkr7. Ids that are associated to the earthquake: us2000bkr7. Global time and date of event 09/11/17 / 2017-11-09 05:46:06 / November 9, 2017 @ 5:46 am UTC/GMT. The earthquake was roughly at a depth of 41.17 km (26 miles). The 4.2-magnitude earthquake was detected at 00:46:06 / 12:46 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 41.17 km, -71.4756° West, -28.2451° South.

Nearby country/countries that might be effected, Chile (c. 16 746 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Vallenar (min 5000 pop). The epicenter was 79 km (49 miles) from Vallenar (c. 44 900 pop).

Each year there are an estimated 13,000 light quakes 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 one, in the last 10 days one, in the past 30 days three and in the last 365 days twenty-six earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 79 km WNW of Vallenar, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -71.4756° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -28.2451° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 41.17 km Depth of the event in kilometers.
Place 79km WNW 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 2017-11-09 05:46:06 Time when the event occurred. UTC/GMT
Updated 2017-11-09 06:24:40 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 0.356 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 156 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 us2000bkr7 Id of event.
Event Code 2000bkr7 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000bkr7, A comma-separated list of event ids that are associated to an event.

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