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Minor earthquake, 2.8 mag strikes near Anchorage in Alaska



Earthquake location 61.1329S, -150.0657WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Tuesday, 13 kilometers (8 miles) from Anchorage in Alaska. Exact location, longitude -150.0657° West, latitude 61.1329° North, depth = 24.7 km. The temblor was reported at 08:01:44 / 8:01 am (local time epicenter). Event id: ak17213789. Ids that are associated to the earthquake: ak17213789. The earthquake occurred at a depth of 24.7 km (15 miles) below the earth’s surface. Global date and time of event UTC/GMT: 14/11/17 / 2017-11-14 17:01:44 / November 14, 2017 @ 5:01 pm.

Earthquake epicenter was 13 km (8 miles) from Anchorage (c. 291 800 pop), 34 km (21 miles) from Eagle River (c. 24 800 pop), 49 km (30 miles) from Knik-Fairview (c. 14 900 pop), 66 km (41 miles) from Lakes (c. 8 400 pop), 65 km (40 miles) from Tanaina (c. 8 200 pop). Country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Sterling, Palmer, Lakes (min 5000 pop).

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

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 13 km SW of Anchorage, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -150.0657° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.1329° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 24.7 km Depth of the event in kilometers.
Place 13km SW 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 2017-11-14 17:01:44 Time when the event occurred. UTC/GMT
Updated 2017-11-14 23:15:00 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 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 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 0.82 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 ak17213789 Id of event.
Event Code 17213789 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17213789, A comma-separated list of event ids that are associated to an event.

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