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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag has occurred near Pagan in Northern Mariana Islands


Earthquake location 18.4049S, 145.5926WA light earthquake with magnitude 4.3 (ml/mb) was reported 37 km NNW of Pagan, Northern Mariana Islands (23 miles) on Wednesday. Unique identifier: us10006aev. Ids that are associated to the event: us10006aev. The temblor was reported at 00:59:18 / 12:59 am (local time epicenter). Global time and date of event 02/08/16 / 2016-08-02 14:59:18 / August 2, 2016 @ 2:59 pm UTC/GMT. Exact location of event, longitude 145.5926 East, latitude 18.4049 North, depth = 198.29 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 198.29 km (123 miles).

In the past 24 hours, there have been twenty-three, in the last 10 days fifty-seven, in the past 30 days fifty-seven and in the last 365 days one hundred and eleven earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 37 km NNW of Pagan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 145.5926° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.4049° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 198.29 km Depth of the event in kilometers.
Place 37km NNW of Pagan, Northern Mariana Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-08-02 14:59:18 Time when the event occurred. UTC/GMT
Updated 2016-08-28 21:04:25 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 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 3.152 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.02 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 98 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 us10006aev Id of event.
Event Code 10006aev An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10006aev, A comma-separated list of event ids that are associated to an event.

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