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Light earthquake 4.1 mag, 25 km WNW of Amatignak Island, Alaska

Posted by admin on October 25, 2017 0 Comments

Earthquake location 51.345S, -179.4556WA light earthquake magnitude 4.1 (ml/mb) has struck on Tuesday, 25 km WNW of Amatignak Island, Alaska (16 miles). The epicenter was at a depth of 50.41 km (31 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us1000awg6. Ids that are associated to the earthquake: ak17095423, us1000awg6. Exact location of earthquake, -179.4556° West, 51.345° North, depth 50.41 km. Exact time and date of earthquake 24/10/17 / 2017-10-24 20:49:18 / October 24, 2017 @ 8:49 pm UTC/GMT. The temblor was detected at 08:49:18 / 8:49 am (local time epicenter).

Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been five, in the last 10 days six, in the past 30 days sixteen and in the last 365 days six hundred and seventy-one earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel anything?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 25 km WNW of Amatignak Island, Alaska.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -179.4556° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.345° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 50.41 km Depth of the event in kilometers.
Place 25km WNW 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 2017-10-24 20:49:18 Time when the event occurred. UTC/GMT
Updated 2017-10-25 17:38:32 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 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 2.4 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 259 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 0.595 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.62 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 200 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000awg6 Id of event.
Event Code 1000awg6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17095423,us1000awg6, A comma-separated list of event ids that are associated to an event.

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