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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.8 mag was detected near Amukta Island in Alaska

Earthquake location 52.0875S, -171.6174WA minor earthquake magnitude 3.8 (ml/mb) has occurred on Saturday, 50 km SSW of Amukta Island, Alaska (31 miles). The temblor was detected at 12:57:01 / 12:57 pm (local time epicenter). Id of earthquake: us2000d8ae. Event ids that are associated: ak18443860, us2000d8ae. Global time and date of event 17/02/18 / 2018-02-17 23:57:01 / February 17, 2018 @ 11:57 pm UTC/GMT. The epicenter was at a depth of 59.94 km (37 miles). Exact location of earthquake, -171.6174° West, 52.0875° North, depth 59.94 km.

In the past 24 hours, there have been six, in the last 10 days six, in the past 30 days ten and in the last 365 days one hundred and twenty-nine earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 130,000 minor quakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Did you feel the quake?

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: 50 km SSW of Amukta Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude -171.6174° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.0875° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 59.94 km Depth of the event in kilometers.
Place 50km SSW of Amukta 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 2018-02-17 23:57:01 Time when the event occurred. UTC/GMT
Updated 2018-03-07 04:27:51 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 222 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 1.539 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.63 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 207 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 us2000d8ae Id of event.
Event Code 2000d8ae An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18443860,us2000d8ae, A comma-separated list of event ids that are associated to an event.

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