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Minor earthquake, 2.8 mag strikes near Kodiak in Alaska

Posted by admin on March 9, 2018 0 Comments

Earthquake location 55.9472S, -150.5139WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Wednesday, 235 km SSE of Kodiak, Alaska (146 miles). Global time and date of event 07/02/18 / 2018-02-07 10:09:49 / February 7, 2018 @ 10:09 am UTC/GMT. Unique identifier: us2000d5pn. Ids that are associated to the event: ak18473460, us2000d5pn. The 2.8-magnitude earthquake was detected at 00:09:49 / 12:09 am (local time epicenter). The epicenter of the earthquake was roughly 7.43 km (5 miles) below the earth’s surface. Exact location of event, depth 7.43 km, -150.5139° West, 55.9472° North.

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

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 235 km SSE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -150.5139° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.9472° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7.43 km Depth of the event in kilometers.
Place 235km SSE 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 2018-02-07 10:09:49 Time when the event occurred. UTC/GMT
Updated 2018-03-09 09:09:04 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 us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,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 1.997 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 249 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 us2000d5pn Id of event.
Event Code 2000d5pn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18473460,us2000d5pn, A comma-separated list of event ids that are associated to an event.

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