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Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.8 quake has struck near Sand Point in Alaska

Earthquake location 55.1957S, -160.5939WA minor earthquake with magnitude 3.8 (ml/mb) was detected on Thursday, 16 km SSW of Sand Point, Alaska (10 miles). Exact location of earthquake, longitude -160.5939 West, latitude 55.1957 North, depth = 1.2 km. All ids that are associated to the event: ak15278136, us20008kas. Unique identifier: us20008kas. Exact time and date of earthquake 16/02/17 / 2017-02-16 11:42:00 / February 16, 2017 @ 11:42 am UTC/GMT. The earthquake was roughly at a depth of 1.2 km (1 miles). The 3.8-magnitude earthquake has occurred at 02:42:00 / 2:42 am (local time epicenter).

In the past 24 hours, there have been six, in the last 10 days fourteen, in the past 30 days eighteen and in the last 365 days one hundred and 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?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 16 km SSW of Sand Point, Alaska.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude -160.5939° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.1957° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 1.2 km Depth of the event in kilometers.
Place 16km SSW of Sand Point, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-02-16 11:42:00 Time when the event occurred. UTC/GMT
Updated 2017-03-17 10:51:23 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 3.77 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 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 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 us20008kas Id of event.
Event Code 20008kas An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak15278136,us20008kas, A comma-separated list of event ids that are associated to an event.

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