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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.7 mag was detected near Amatignak Island in Alaska



Earthquake location 50.8125S, -177.785WA minor earthquake magnitude 3.7 (ml/mb) has struck on Friday, 105 km ESE of Amatignak Island, Alaska (65 miles). Date and time of earthquake in UTC/GMT: 15/04/16 / 2016-04-15 23:55:41 / April 15, 2016 @ 11:55 pm. The temblor was detected at 11:55:41 / 11:55 am (local time epicenter). Exact location of event, longitude -177.785 West, latitude 50.8125 North, depth = 30.41 km. Event ids that are associated to the earthquake: ak13451974, us20005iws. Id of event: us20005iws. The epicenter of the earthquake was roughly 30.41 km (19 miles) below the earth’s surface.

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

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 105 km ESE of Amatignak Island, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.7 mb The magnitude for the event.
Longitude -177.785° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.8125° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 30.41 km Depth of the event in kilometers.
Place 105km ESE 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 2016-04-15 23:55:41 Time when the event occurred. UTC/GMT
Updated 2016-04-23 03:19:18 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 211 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 1.114 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.7 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 233 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 us20005iws Id of event.
Event Code 20005iws An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak13451974,us20005iws, A comma-separated list of event ids that are associated to an event.

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