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Minor earthquake, 3.1 mag was detected near Little Sitkin Island in Alaska



Earthquake location 51.8967S, 178.4113WA minor earthquake with magnitude 3.1 (ml/mb) was reported 8 km SW of Little Sitkin Island, Alaska (5 miles) on Saturday. Exact location of event, depth 118.3 km, 178.4113° East, 51.8967° North. The 3.1-magnitude earthquake was detected at 03:55:48 / 3:55 am (local time epicenter). The earthquake was roughly at a depth of 118.3 km (74 miles). Exact time and date of earthquake 03/09/16 / 2016-09-03 12:55:48 / September 3, 2016 @ 12:55 pm UTC/GMT. Event id: ak13897115. Ids that are associated to the earthquake: ak13897115.

Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days ten and in the last 365 days one hundred and twenty-four earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel anything?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 8 km SW of Little Sitkin Island, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude 178.4113° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.8967° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 118.3 km Depth of the event in kilometers.
Place 8km SW 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 2016-09-03 12:55:48 Time when the event occurred. UTC/GMT
Updated 2016-09-03 23:33:18 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 148 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak, A comma-separated list of network contributors.
Number of Stations Used 10 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.07995006 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.5 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 269.9999784 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 ak13897115 Id of event.
Event Code 13897115 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak13897115, A comma-separated list of event ids that are associated to an event.

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