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Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.9 quake has struck near Amatignak Island in Alaska



Earthquake location 51.3948S, -179.0907WA minor earthquake with magnitude 3.9 (ml/mb) was detected on Sunday, 14 km N of Amatignak Island, Alaska (9 miles). The temblor was reported at 16:34:06 / 4:34 pm (local time epicenter). Id of earthquake: us10007t7z. Event ids that are associated: ak15041351, us10007t7z. Date and time of earthquake in UTC/GMT: 09/01/17 / 2017-01-09 02:34:06 / January 9, 2017 @ 2:34 am. Exact location of event, longitude -179.0907 West, latitude 51.3948 North, depth = 42.49 km. The epicenter was at a depth of 42.49 km (26 miles).

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

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage 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: 14 km N of Amatignak Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.9 mb The magnitude for the event.
Longitude -179.0907° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.3948° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 42.49 km Depth of the event in kilometers.
Place 14km N 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 2017-01-09 02:34:06 Time when the event occurred. UTC/GMT
Updated 2017-01-30 03:26:12 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 2.53 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 234 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 1.008 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 199 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 us10007t7z Id of event.
Event Code 10007t7z An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak15041351,us10007t7z, A comma-separated list of event ids that are associated to an event.

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