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Light earthquake 4.6 mag, 287 km ESE of Kodiak, Alaska

Posted by admin on February 20, 2018 0 Comments

Earthquake location 56.4045S, -148.4018WA light earthquake magnitude 4.6 (ml/mb) strikes 287 km ESE of Kodiak, Alaska (178 miles) on Tuesday. Global time and date of event 06/02/18 / 2018-02-06 15:16:23 / February 6, 2018 @ 3:16 pm UTC/GMT. A tsunami warning has been issued near Kodiak in Alaska (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 05:16:23 / 5:16 am (local time epicenter). All ids that are associated to the event: at00p3qifd, ak18371148, us1000chh4. Unique identifier: us1000chh4. The earthquake occurred at a depth of 10 km (6 miles). Exact location of event, longitude -148.4018 West, latitude 56.4045 North, depth = 10 km.

Every year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two hundred and twenty-five, in the last 10 days six hundred and eighty-three, in the past 30 days one thousand, five hundred and ninety-eight and in the last 365 days one thousand, six hundred and two earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

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: 287 km ESE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -148.4018° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.4045° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 287km ESE of Kodiak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-02-06 15:16:23 Time when the event occurred. UTC/GMT
Updated 2018-02-20 16:14:23 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 1 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 ,at,ak,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 2.667 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.45 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 138 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000chh4 Id of event.
Event Code 1000chh4 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00p3qifd,ak18371148,us1000chh4, A comma-separated list of event ids that are associated to an event.

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