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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 28 km NNW of Agrihan, Northern Mariana Islands

Posted by admin on April 6, 2018 0 Comments

Earthquake location 18.9854S, 145.5189WA light earthquake magnitude 4.4 (ml/mb) strikes 28 km NNW of Agrihan, Northern Mariana Islands (17 miles) on Monday. Exact location of earthquake, 145.5189° East, 18.9854° North, depth 245.31 km. Global date and time of event UTC/GMT: 26/03/18 / 2018-03-26 00:35:46 / March 26, 2018 @ 12:35 am. The earthquake was roughly at a depth of 245.31 km (152 miles). Unique identifier: us1000dds0. Ids that are associated to the event: us1000dds0. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.4-magnitude earthquake has occurred at 10:35:46 / 10:35 am (local time epicenter).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days eight and in the last 365 days sixty-four earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 13,000 light earthquakes in the world.

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

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 145.5189° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9854° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 245.31 km Depth of the event in kilometers.
Place 28km NNW 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 2018-03-26 00:35:46 Time when the event occurred. UTC/GMT
Updated 2018-04-06 02:52:11 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 298 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 3.732 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.72 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 97 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 us1000dds0 Id of event.
Event Code 1000dds0 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000dds0, A comma-separated list of event ids that are associated to an event.

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