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Light earthquake, 4.6 mag was detected near Anatahan in Northern Mariana Islands

Posted by admin on May 1, 2018 0 Comments

Earthquake location 16.8866S, 147.4393WA light earthquake magnitude 4.6 (ml/mb) has struck on Tuesday, 198 km ENE of Anatahan, Northern Mariana Islands (123 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.6-magnitude earthquake has occurred at 19:11:29 / 7:11 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 01/05/18 / 2018-05-01 09:11:29 / May 1, 2018 @ 9:11 am. Exact location of earthquake, longitude 147.4393 East, latitude 16.8866 North, depth = 45.42 km. The earthquake was roughly at a depth of 45.42 km (28 miles). Unique identifier: us1000dv8u. Ids that are associated to the event: us1000dv8u.

There are an estimated 13,000 light quakes in the world each year. 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 ten earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 198 km ENE of Anatahan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 147.4393° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.8866° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 45.42 km Depth of the event in kilometers.
Place 198km ENE 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 2018-05-01 09:11:29 Time when the event occurred. UTC/GMT
Updated 2018-05-01 09:46:27 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 326 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 2.279 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.87 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 76 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 us1000dv8u Id of event.
Event Code 1000dv8u An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000dv8u, A comma-separated list of event ids that are associated to an event.

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