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Light earthquake 4.7 mag, 11 km WNW of Agrihan, Northern Mariana Islands

Posted by admin on December 9, 2015 0 Comments

Earthquake location 18.8236S, 145.5721WA light earthquake magnitude 4.7 (ml/mb) has struck on Wednesday, 11 km WNW of Agrihan, Northern Mariana Islands (7 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us20004fmy. Id of event: us20004fmy. Global date and time of event UTC/GMT: 08/12/15 / 2015-12-08 19:42:14 / December 8, 2015 @ 7:42 pm. Exact location of earthquake, longitude 145.5721 East, latitude 18.8236 North, depth = 199.57 km. The temblor was detected at 05:42:14 / 5:42 am (local time epicenter). The earthquake was roughly at a depth of 199.57 km (124 miles).

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

Did you feel anything?

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: 11 km WNW of Agrihan, Northern Mariana Islands. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 145.5721° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8236° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 199.57 km Depth of the event in kilometers.
Place 11km WNW 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 2015-12-08 19:42:14 Time when the event occurred. UTC/GMT
Updated 2015-12-09 16:16:38 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 340 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 2.472 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.69 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 93 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 us20004fmy Id of event.
Event Code 20004fmy An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20004fmy, A comma-separated list of event ids that are associated to an event.

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