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Minor earthquake: M2.8 quake has struck near Kodiak in Alaska


Earthquake location 55.8983S, -149.9108WA minor earthquake with magnitude 2.8 (ml/mb) was reported 259 km SE of Kodiak, Alaska (161 miles) on Friday. The epicenter was at a depth of 10.9 km (7 miles). Global date and time of event UTC/GMT: 10/08/18 / 2018-08-10 17:26:52 / August 10, 2018 @ 5:26 pm. The 2.8-magnitude earthquake has occurred at 07:26:52 / 7:26 am (local time epicenter). Event ids that are associated to the earthquake: ak20054412. Id of event: ak20054412. Exact location of event, depth 10.9 km, -149.9108° West, 55.8983° 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 earthquakes in the world. In the past 24 hours, there have been four, in the last 10 days twenty-seven, in the past 30 days seventy-six and in the last 365 days three thousand, seven hundred and seventy earthquakes of magnitude 3.0 or greater that has occurred nearby.

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. 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: 259 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -149.9108° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.8983° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10.9 km Depth of the event in kilometers.
Place 259km 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 2018-08-10 17:26:52 Time when the event occurred. UTC/GMT
Updated 2018-08-17 19:52:45 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 0.59 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 ak20054412 Id of event.
Event Code 20054412 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20054412, A comma-separated list of event ids that are associated to an event.

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