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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Pagan in Northern Mariana Islands



Earthquake location 17.9131S, 145.4241WA light earthquake magnitude 4.2 (ml/mb) has occurred on Wednesday, 42 km WSW of Pagan, Northern Mariana Islands (26 miles). Exact location of event, longitude 145.4241 East, latitude 17.9131 North, depth = 272.18 km. The temblor was detected at 11:02:54 / 11:02 am (local time epicenter). Global time and date of event 14/12/16 / 2016-12-14 01:02:54 / December 14, 2016 @ 1:02 am UTC/GMT. Unique identifier: us10007m0u. Ids that are associated to the event: us10007m0u. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 272.18 km (169 miles).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been two, in the last 10 days four, in the past 30 days seven and in the last 365 days one hundred and eight earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel anything?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 42 km WSW of Pagan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 145.4241° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9131° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 272.18 km Depth of the event in kilometers.
Place 42km WSW 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 2016-12-14 01:02:54 Time when the event occurred. UTC/GMT
Updated 2016-12-23 01:08:48 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 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 2.68 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.65 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 124 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 us10007m0u Id of event.
Event Code 10007m0u An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10007m0u, A comma-separated list of event ids that are associated to an event.

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