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Minor earthquake, 2.9 mag strikes near Kodiak Station in Alaska

Posted by admin on January 31, 2018 0 Comments

Earthquake location 57.8264S, -152.882WA minor earthquake with magnitude 2.9 (ml/mb) was detected on Wednesday, 18 kilometers (11 miles) from Kodiak Station in Alaska. Exact location of earthquake, longitude -152.882 West, latitude 57.8264 North, depth = 35.5 km. The epicenter was at a depth of 35.5 km (22 miles). The 2.9-magnitude earthquake was detected at 08:54:00 / 8:54 am (local time epicenter). Date and time of earthquake in UTC/GMT: 31/01/18 / 2018-01-31 17:54:00 / January 31, 2018 @ 5:54 pm. Event ids that are associated to the earthquake: ak18259308. Id of event: ak18259308.

Epicenter of the event was 28 km (18 miles) from Kodiak (c. 6 100 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Kodiak. Nearby country/countries that might be effected, United States (c. 310 233 000 pop).

In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days one and in the last 365 days twenty-six earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 130,000 minor quakes in the world each year. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city 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: 18 km WNW of Kodiak Station, Alaska.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -152.882° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 57.8264° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35.5 km Depth of the event in kilometers.
Place 18km WNW of Kodiak Station, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-01-31 17:54:00 Time when the event occurred. UTC/GMT
Updated 2018-01-31 17:57:15 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 129 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 0.39 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 ak18259308 Id of event.
Event Code 18259308 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18259308, A comma-separated list of event ids that are associated to an event.

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