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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag has occurred near Mauritius – Reunion region


Earthquake location -17.3966S, 66.2538WA light earthquake magnitude 4.5 (ml/mb) has struck on Friday, Mauritius – Reunion region (0 miles). The epicenter was at a depth of 13.04 km (8 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 21/10/16 / 2016-10-21 18:38:34 / October 21, 2016 @ 6:38 pm. The temblor was detected at 22:38:34 / 10:38 pm (local time epicenter). All ids that are associated to the event: us100072et. Unique identifier: us100072et. Exact location of event, longitude 66.2538 East, latitude -17.3966 South, depth = 13.04 km.

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

Did you feel the quake?

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: Mauritius – Reunion region.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 66.2538° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -17.3966° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 13.04 km Depth of the event in kilometers.
Place Mauritius - Reunion region Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-10-21 18:38:34 Time when the event occurred. UTC/GMT
Updated 2016-11-17 22:01:18 Time when the event was most recently updated. UTC/GMT
Timezone offset 240 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 312 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 3.603 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.14 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 72 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 us100072et Id of event.
Event Code 100072et An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100072et, A comma-separated list of event ids that are associated to an event.

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