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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.9 mag, 7 km N of Anchorage, Alaska

Posted by admin on December 8, 2018 0 Comments

Earthquake location 61.2833S, -149.9082WA light earthquake with magnitude 4.9 (ml/mb) was detected on Friday, 7 kilometers (4 miles) from Anchorage in Alaska. The earthquake occurred at a depth of 45.8 km (28 miles) below the earth’s surface. Exact time and date of earthquake 30/11/18 / 2018-11-30 17:36:37 / November 30, 2018 @ 5:36 pm UTC/GMT. Exact location, longitude -149.9082° West, latitude 61.2833° North, depth = 45.8 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.9-magnitude earthquake has occurred at 08:36:37 / 8:36 am (local time epicenter). Unique identifier: ak20463266. Ids that are associated to the event: ak20463266.

Close country/countries, United States (c. 310 233 000 pop) (That might be effected). The epicenter was 7 km (5 miles) from Anchorage (c. 291 800 pop), 19 km (12 miles) from Eagle River (c. 24 800 pop), 30 km (19 miles) from Knik-Fairview (c. 14 900 pop), 48 km (30 miles) from Lakes (c. 8 400 pop), 46 km (29 miles) from Tanaina (c. 8 200 pop), 41 km (26 miles) from Wasilla (c. 7 800 pop), 41 km (26 miles) from Meadow Lakes (c. 7 600 pop). Nearest cities/city/towns to hypocenter/epicentrum was Sterling, Palmer, Lakes (min 5000 pop).

Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been two hundred and ninety-nine, in the last 10 days three hundred, in the past 30 days three hundred and one and in the last 365 days three hundred and fifty-six earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 7 km N of Anchorage, Alaska.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -149.9082° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.2833° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 45.8 km Depth of the event in kilometers.
Place 7km N 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 2018-11-30 17:36:37 Time when the event occurred. UTC/GMT
Updated 2018-12-08 00:26:33 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 4.2 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 370 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 0.52 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 ak20463266 Id of event.
Event Code 20463266 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20463266, A comma-separated list of event ids that are associated to an event.

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