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Minor earthquake, 2.8 mag strikes near Kodiak in Alaska

Posted by admin on May 17, 2018 0 Comments

Earthquake location 57.8068S, -152.5003WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Thursday, 5 kilometers (3 miles) from Kodiak in Alaska. Unique identifier: ak19616450. Ids that are associated to the event: ak19616450. Exact location of event, longitude -152.5003 West, latitude 57.8068 North, depth = 48.3 km. The temblor was reported at 01:49:24 / 1:49 am (local time epicenter). Global time and date of event 17/05/18 / 2018-05-17 10:49:24 / May 17, 2018 @ 10:49 am UTC/GMT. The epicenter was at a depth of 48.3 km (30 miles).

Epicenter of the earthquake was 6 km (4 miles) from Kodiak (c. 6 100 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Kodiak. Country/countries that might be effected, United States (c. 310 233 000 pop).

Each year there are an estimated 1,300,000 minor quakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days 0, in the past 30 days one and in the last 365 days twenty earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 5 km WNW of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -152.5003° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 57.8068° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 48.3 km Depth of the event in kilometers.
Place 5km WNW 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 2018-05-17 10:49:24 Time when the event occurred. UTC/GMT
Updated 2018-05-17 10:54:35 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 automatic 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 0.49 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 ak19616450 Id of event.
Event Code 19616450 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak19616450, A comma-separated list of event ids that are associated to an event.

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