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Minor earthquake 3.4 mag, 29 km WSW of Salcha, Alaska


Earthquake location 64.3945S, -147.4278WA minor earthquake magnitude 3.4 (ml/mb) strikes 29 kilometers (18 miles) from Salcha in Alaska on Sunday. The earthquake occurred at a depth of 0 km (0 miles). Exact location of earthquake, longitude -147.4278 West, latitude 64.3945 North, depth = 0 km. Global date and time of event UTC/GMT: 23/08/20 / 2020-08-23 13:44:36 / August 23, 2020 @ 1:44 pm. The 3.4-magnitude earthquake has occurred at 13:44:36 / 1:44 pm (local time epicenter). Unique identifier: ak020auiu1q7. Ids that are associated to the event: us6000bje5, ak020auiu1q7.

Country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the event was 51 km (32 miles) from Fairbanks (c. 31 500 pop), 45 km (28 miles) from Badger (c. 19 500 pop), 54 km (34 miles) from College (c. 13 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was College, Fairbanks, Badger (min 5000 pop).

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

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 29 km WSW of Salcha, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -147.4278° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 64.3945° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 0 km Depth of the event in kilometers.
Place 29 km WSW of Salcha, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-08-23 13:44:36 Time when the event occurred. UTC/GMT
Updated 2020-08-23 14:19:50 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 3 The total number of felt reports
CDI 3.4 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 automatic 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 179 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 ,us,ak, 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 0.95 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 ak020auiu1q7 Id of event.
Event Code 020auiu1q7 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000bje5,ak020auiu1q7, A comma-separated list of event ids that are associated to an event.

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