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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Port Blair in India

Earthquake location 12.0291S, 93.1309WA light earthquake magnitude 4.2 (ml/mb) strikes 57 kilometers (35 miles) from Port Blair in India on Monday. The 4.2-magnitude earthquake has occurred at 08:28:04 / 8:28 am (local time epicenter). Exact time and date of earthquake 04/01/16 / 2016-01-04 02:28:04 / January 4, 2016 @ 2:28 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 68.01 km (42 miles) below the earth’s surface. Exact location of event, depth 68.01 km, 93.1309° East, 12.0291° North. Unique identifier: us10004dzl. Ids that are associated to the event: us10004dzl.

Closest city/cities/towns to epicentrum/hypocenter was Bamboo Flat, Port Blair (min 5000 pop). Nearby country/countries that might be effected, India (c. 1 173 108 000 pop). The epicenter was 58 km (36 miles) from Port Blair (c. 112 100 pop), 58 km (36 miles) from Bamboo Flat (c. 7 400 pop).

There are an estimated 13,000 light earthquakes in the world each year. 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 two and in the last 365 days six earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 57 km NE of Port Blair, India.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 93.1309° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 12.0291° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 68.01 km Depth of the event in kilometers.
Place 57km NE of Port Blair, India Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-01-04 02:28:04 Time when the event occurred. UTC/GMT
Updated 2016-01-14 23:18:44 Time when the event was most recently updated. UTC/GMT
Timezone offset 360 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 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 0.53 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.13 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 94 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 us10004dzl Id of event.
Event Code 10004dzl An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004dzl, A comma-separated list of event ids that are associated to an event.

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