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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.8 mag has occurred near Little Sitkin Island in Alaska

Posted by admin on January 11, 2018 0 Comments

Earthquake location 51.3465S, 178.4938WA minor earthquake with magnitude 3.8 (ml/mb) was detected on Wednesday, 66 km S of Little Sitkin Island, Alaska (41 miles). Exact location of event, longitude 178.4938 East, latitude 51.3465 North, depth = 59.78 km. Event id: us1000c23i. Ids that are associated to the earthquake: ak17681095, us1000c23i. The earthquake was roughly at a depth of 59.78 km (37 miles). Date and time of earthquake in UTC/GMT: 26/12/17 / 2017-12-26 13:40:04 / December 26, 2017 @ 1:40 pm. The 3.8-magnitude earthquake was detected at 01:40:04 / 1:40 am (local time epicenter).

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

Did you feel the quake?

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: 66 km S of Little Sitkin Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude 178.4938° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.3465° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 59.78 km Depth of the event in kilometers.
Place 66km S 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 2017-12-26 13:40:04 Time when the event occurred. UTC/GMT
Updated 2018-01-11 14:47:39 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 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 0.506 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.13 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 275 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 us1000c23i Id of event.
Event Code 1000c23i An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17681095,us1000c23i, A comma-separated list of event ids that are associated to an event.

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