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



Earthquake location 52.1012S, 178.1184WA minor earthquake magnitude 3.4 (ml/mb) has occurred on Wednesday, 31 km WNW of Little Sitkin Island, Alaska (19 miles). Event id: us10007ugn. Ids that are associated to the earthquake: us10007ugn. Exact time and date of earthquake 04/01/17 / 2017-01-04 12:17:06 / January 4, 2017 @ 12:17 pm UTC/GMT. Exact location, longitude 178.1184° East, latitude 52.1012° North, depth = 131.02 km. The epicenter was at a depth of 131.02 km (81 miles). The temblor was reported at 02:17:06 / 2:17 am (local time epicenter).

Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been six, in the last 10 days seven, in the past 30 days eleven and in the last 365 days one hundred and twelve earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 130,000 minor earthquakes in the world each year.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 31 km WNW of Little Sitkin Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude 178.1184° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.1012° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 131.02 km Depth of the event in kilometers.
Place 31km WNW of Little Sitkin 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 2017-01-04 12:17:06 Time when the event occurred. UTC/GMT
Updated 2017-02-02 09:50:04 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 us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,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 1.032 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 152 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 us10007ugn Id of event.
Event Code 10007ugn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10007ugn, A comma-separated list of event ids that are associated to an event.

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