Light earthquake 4 mag, 54 km SSE of Anatahan, Northern Mariana Islands

A light earthquake magnitude 4 (ml/mb) has occurred on Thursday, 54 kilometers (34 miles) from Anatahan in Northern Mariana Islands. Global date and time of event UTC/GMT: 07/03/18 / 2018-03-07 21:37:58 / March 7, 2018 @ 9:37 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 07:37:58 / 7:37 am (local time epicenter). Event id: us1000d4tl. Ids that are associated to the earthquake: us1000d4tl. The earthquake was roughly at a depth of 105.39 km (65 miles). Exact location, longitude 145.9419° East, latitude 15.9447° North, depth = 105.39 km.

Close country/countries, Northern Mariana Islands (c. 54 000 pop) (That might be effected). Epicenter of the earthquake was 84 km (52 miles) from Saipan (c. 48 200 pop). Nearest cities/city/villages to epicentrum/hypocenter was Saipan (min 5000 pop).

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 seven earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

Questions or comments?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 54 km SSE of Anatahan, Northern Mariana Islands. This data comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	4 mb	The magnitude for the event.
Longitude	145.9419° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	15.9447° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	105.39 km	Depth of the event in kilometers.
Place	54km SSE of Anatahan, 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	2018-03-07 21:37:58	Time when the event occurred. UTC/GMT
Updated	2018-03-18 16:37:04	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	246	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	0.715	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.24 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	112	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	us1000d4tl	Id of event.
Event Code	1000d4tl	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000d4tl,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4 mag, 54 km SSE of Anatahan, Northern Mariana Islands

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