Minor earthquake, 3.8 mag has occurred near Agrihan in Northern Mariana Islands

A minor earthquake magnitude 3.8 (ml/mb) has occurred on Sunday, 18 km S of Agrihan, Northern Mariana Islands (11 miles). Global date and time of event UTC/GMT: 30/12/17 / 2017-12-30 21:32:38 / December 30, 2017 @ 9:32 pm. The earthquake occurred at a depth of 167.6 km (104 miles). Event id: us2000cizy. Ids that are associated to the earthquake: us2000cizy. The 3.8-magnitude earthquake was detected at 07:32:38 / 7:32 am (local time epicenter). Exact location of earthquake, 145.6948° East, 18.6007° North, depth 167.6 km.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been two, in the last 10 days six, in the past 30 days nine and in the last 365 days seventy-five earthquakes of magnitude 3.0 or greater that has struck near.

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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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 18 km S of Agrihan, Northern Mariana Islands. This data comes from the USGS Earthquake Notification Service.

Agrihan Northern Mariana Islands

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Parameter	Value	Description
Magnitude	3.8 mb	The magnitude for the event.
Longitude	145.6948° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	18.6007° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	167.6 km	Depth of the event in kilometers.
Place	18km S of Agrihan, 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	2017-12-30 21:32:38	Time when the event occurred. UTC/GMT
Updated	2018-01-14 03:50:08	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	222	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	3.342	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.48 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	172	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	us2000cizy	Id of event.
Event Code	2000cizy	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000cizy,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.8 mag has occurred near Agrihan in Northern Mariana Islands

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