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Minor earthquake 3.1 mag, 91 km ESE of Chernabura Island, Alaska

Earthquake location 54.4563S, -158.2626WA minor earthquake magnitude 3.1 (ml/mb) strikes 91 km ESE of Chernabura Island, Alaska (57 miles) on Tuesday. Unique identifier: us600085re. Ids that are associated to the event: ak02029c9cfp, us600085re. Exact location of earthquake, -158.2626° West, 54.4563° North, depth 10 km. The 3.1-magnitude earthquake has occurred at 07:35:03 / 7:35 am (local time epicenter). Date and time of earthquake in UTC/GMT: 18/02/20 / 2020-02-18 18:35:03 / February 18, 2020 @ 6:35 pm. The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface.

In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days three and in the last 365 days twenty-nine earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Did you feel the quake?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 91 km ESE of Chernabura Island, Alaska. This data 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 -158.2626° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.4563° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 91km ESE of Chernabura 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 2020-02-18 18:35:03 Time when the event occurred. UTC/GMT
Updated 2020-03-18 18:02:29 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 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 0.857 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.78 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 219 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 us600085re Id of event.
Event Code 600085re An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak02029c9cfp,us600085re, A comma-separated list of event ids that are associated to an event.

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