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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.3 quake has struck near Macquarie Island in Australia

Posted by admin on October 5, 2016 0 Comments

Earthquake location -54.8362S, 158.6074WA light earthquake magnitude 4.3 (ml/mb) strikes 45 km SSW of Macquarie Island, Australia (28 miles) on Wednesday. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. Global time and date of event 21/09/16 / 2016-09-21 02:47:01 / September 21, 2016 @ 2:47 am UTC/GMT. Event ids that are associated to the earthquake: us10006u2h. Id of event: us10006u2h. The 4.3-magnitude earthquake has occurred at 13:47:01 / 1:47 pm (local time epicenter). Exact location of earthquake, longitude 158.6074 East, latitude -54.8362 South, depth = 10 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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 two, in the past 30 days four and in the last 365 days four earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 13,000 light quakes in the world each year.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 45 km SSW of Macquarie Island, Australia.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 158.6074° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -54.8362° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 45km SSW of Macquarie Island, Australia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-09-21 02:47:01 Time when the event occurred. UTC/GMT
Updated 2016-10-05 01:55:49 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 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 0.394 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.95 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 135 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 us10006u2h Id of event.
Event Code 10006u2h An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10006u2h, A comma-separated list of event ids that are associated to an event.

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