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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag has occurred near Ovalle in Chile

Posted by admin on September 21, 2015 0 Comments

Earthquake location -31.0846S, -72.7117WA light earthquake with magnitude 4.4 (ml/mb) was detected on Monday, 154 km WSW of Ovalle, Chile (96 miles). The earthquake was roughly at a depth of 41.98 km (26 miles). Exact location, longitude -72.7117° West, latitude -31.0846° South, depth = 41.98 km. Exact time and date of earthquake 21/09/15 / 2015-09-21 12:35:50 / September 21, 2015 @ 12:35 pm UTC/GMT. Unique identifier: us20003mfd. Ids that are associated to the event: us20003mfd. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.4-magnitude earthquake has occurred at 07:35:50 / 7:35 am (local time epicenter).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been eight, in the last 10 days one hundred and thirteen, in the past 30 days one hundred and thirteen and in the last 365 days one hundred and twenty earthquakes of magnitude 3.0 or greater that was reported nearby.

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 154 km WSW of Ovalle, Chile.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -72.7117° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.0846° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 41.98 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 2015-09-21 12:35:50 Time when the event occurred. UTC/GMT
Updated 2015-09-21 12:53:10 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 298 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 1.012 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.43 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 184 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 us20003mfd Id of event.
Event Code 20003mfd An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003mfd, A comma-separated list of event ids that are associated to an event.

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