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Minor earthquake 3.3 mag, 67 km SSW of Kobuk, Alaska

Earthquake location 66.3321S, -157.1695WA minor earthquake with magnitude 3.3 (ml/mb) was reported 67 km SSW of Kobuk, Alaska (42 miles) on Wednesday. Exact location of event, depth 2.7 km, -157.1695° West, 66.3321° North. All ids that are associated to the event: ak0192e3ux2z, us2000jl0b. Unique identifier: ak0192e3ux2z. The epicenter was at a depth of 2.7 km (2 miles). Global date and time of event UTC/GMT: 21/02/19 / 2019-02-21 06:57:25 / February 21, 2019 @ 6:57 am. The 3.3-magnitude earthquake was detected at 21:57:25 / 9:57 pm (local time epicenter).

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

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 67 km SSW of Kobuk, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -157.1695° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 66.3321° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 2.7 km Depth of the event in kilometers.
Place 67km SSW of Kobuk, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-02-21 06:57:25 Time when the event occurred. UTC/GMT
Updated 2019-03-11 18:36:47 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 3.2 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 168 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,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 0.64 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 ak0192e3ux2z Id of event.
Event Code 0192e3ux2z An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak0192e3ux2z,us2000jl0b, A comma-separated list of event ids that are associated to an event.

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