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Minor earthquake, 2.8 mag was detected near Kodiak in Alaska

Posted by admin on February 17, 2018 0 Comments

Earthquake location 56.0484S, -149.7767WA minor earthquake with magnitude 2.8 (ml/mb) was reported 251 km SE of Kodiak, Alaska (156 miles) on Thursday. The earthquake was roughly at a depth of 12 km (7 miles). Exact time and date of event in UTC/GMT: 08/02/18 / 2018-02-08 10:07:15 / February 8, 2018 @ 10:07 am. The 2.8-magnitude earthquake was detected at 00:07:15 / 12:07 am (local time epicenter). Exact location, longitude -149.7767° West, latitude 56.0484° North, depth = 12 km. Event ids that are associated to the earthquake: ak18438911. Id of event: ak18438911.

In the past 24 hours, there have been one hundred and twenty, in the last 10 days five hundred and thirty, in the past 30 days one thousand, seven hundred and twenty-nine and in the last 365 days one thousand, seven hundred and thirty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1,300,000 minor earthquakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

How would you describe the shaking?

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: 251 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -149.7767° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.0484° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12 km Depth of the event in kilometers.
Place 251km SE 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 2018-02-08 10:07:15 Time when the event occurred. UTC/GMT
Updated 2018-02-17 01:00:37 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 121 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak, 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.6 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ak18438911 Id of event.
Event Code 18438911 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18438911, A comma-separated list of event ids that are associated to an event.

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