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Minor earthquake, 2.8 mag strikes near Anchorage in Alaska

Earthquake location 61.2071S, -150.8403WA minor earthquake magnitude 2.8 (ml/mb) strikes 50 kilometers (31 miles) from Anchorage in Alaska on Monday. Event ids that are associated to the earthquake: ak019ges74bc. Id of event: ak019ges74bc. The temblor was reported at 13:40:53 / 1:40 pm (local time epicenter). Exact location of event, longitude -150.8403 West, latitude 61.2071 North, depth = 40.5 km. Exact time and date of event in UTC/GMT: 23/12/19 / 2019-12-23 22:40:53 / December 23, 2019 @ 10:40 pm. The earthquake occurred at a depth of 40.5 km (25 miles).

Epicenter of the earthquake was 50 km (31 miles) from Anchorage (c. 291 800 pop), 69 km (43 miles) from Eagle River (c. 24 800 pop), 74 km (46 miles) from Knik-Fairview (c. 14 900 pop), 76 km (47 miles) from Kenai (c. 7 100 pop), 65 km (40 miles) from Elmendorf Air Force Base (c. 6 600 pop). Country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Kenai, Sterling, Knik-Fairview (min 5000 pop).

In the past 24 hours, there have been 0, in the last 10 days four, in the past 30 days eleven and in the last 365 days one hundred and sixty earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor quakes in the world.

Did you feel it?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 50 km W of Anchorage, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -150.8403° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.2071° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 40.5 km Depth of the event in kilometers.
Place 50km W of Anchorage, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-12-23 22:40:53 Time when the event occurred. UTC/GMT
Updated 2019-12-23 22:49:15 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 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 121 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, 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 0.61 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 ak019ges74bc Id of event.
Event Code 019ges74bc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak019ges74bc, A comma-separated list of event ids that are associated to an event.

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