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Minor earthquake: M3.4 quake has struck near Amatignak Island in Alaska

Posted by admin on August 31, 2017 0 Comments

Earthquake location 51.1364S, -179.059WA minor earthquake with magnitude 3.4 (ml/mb) was reported 14 km SSE of Amatignak Island, Alaska (9 miles) on Friday. The 3.4-magnitude earthquake has occurred at 06:27:42 / 6:27 am (local time epicenter). Event id: ak16557824. Ids that are associated to the earthquake: ak16557824. Exact location of earthquake, longitude -179.059 West, latitude 51.1364 North, depth = 25.6 km. Exact time and date of earthquake 18/08/17 / 2017-08-18 16:27:42 / August 18, 2017 @ 4:27 pm UTC/GMT. The earthquake occurred at a depth of 25.6 km (16 miles) below the earth’s surface.

Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days eleven, in the past 30 days twenty-one and in the last 365 days six hundred and sixty-one earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 14 km SSE of Amatignak Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -179.059° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.1364° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.6 km Depth of the event in kilometers.
Place 14km SSE of Amatignak Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-08-18 16:27:42 Time when the event occurred. UTC/GMT
Updated 2017-08-31 21:53:06 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 178 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 0.66 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 ak16557824 Id of event.
Event Code 16557824 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16557824, A comma-separated list of event ids that are associated to an event.

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