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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.7 mag was detected near Atka in Alaska


Earthquake location 52.0047S, -174.233WA minor earthquake magnitude 3.7 (ml/mb) has struck on Thursday, 21 km S of Atka, Alaska (13 miles). Exact time and date of earthquake 10/09/20 / 2020-09-10 15:59:24 / September 10, 2020 @ 3:59 pm UTC/GMT. Exact location of earthquake, -174.233° West, 52.0047° North, depth 70.89 km. The earthquake was roughly at a depth of 70.89 km (44 miles). All ids that are associated to the event: ak020bobsct4, us7000bpxl. Unique identifier: us7000bpxl. The temblor was picked up at 15:59:24 / 3:59 pm (local time epicenter).

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

How would you describe the shaking?

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: 21 km S of Atka, Alaska.

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More information

Parameter Value Description
Magnitude 3.7 mb The magnitude for the event.
Longitude -174.233° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.0047° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 70.89 km Depth of the event in kilometers.
Place 21 km S of Atka, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-09-10 15:59:24 Time when the event occurred. UTC/GMT
Updated 2020-10-03 20:03:55 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 211 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 0.198 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.86 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 192 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 us7000bpxl Id of event.
Event Code 7000bpxl An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020bobsct4,us7000bpxl, A comma-separated list of event ids that are associated to an event.

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