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Light earthquake, 4.7 mag was detected near Ovalle in Chile

Posted by admin on September 20, 2015 0 Comments

Earthquake location -30.9556S, -72.7559WA light earthquake magnitude 4.7 (ml/mb) strikes 154 km WSW of Ovalle, Chile (96 miles) on Saturday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude -72.7559° West, latitude -30.9556° South, depth = 10 km. The earthquake occurred at a depth of 10 km (6 miles). The temblor was reported at 20:18:49 / 8:18 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 20/09/15 / 2015-09-20 01:18:49 / September 20, 2015 @ 1:18 am. Unique identifier: us20003m2c. Ids that are associated to the event: us20003m2c.

Every 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 sixteen, in the last 10 days eighty, in the past 30 days eighty and in the last 365 days eighty-five earthquakes of magnitude 3.0 or greater that has struck near.

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 154 km WSW of Ovalle, Chile.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -72.7559° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -30.9556° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 154km WSW 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 2015-09-20 01:18:49 Time when the event occurred. UTC/GMT
Updated 2015-09-20 01:38:49 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 340 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 1.004 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.49 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 84 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 us20003m2c Id of event.
Event Code 20003m2c An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003m2c, A comma-separated list of event ids that are associated to an event.

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