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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag was detected near Southern Alaska

Posted by admin on December 6, 2018 0 Comments

Earthquake location 61.3993S, -150.0647WA light earthquake magnitude 4 (ml/mb) strikes Southern Alaska kilometers (0 miles) from Southern Alaska on Thursday. Unique identifier: ak20449031. Ids that are associated to the event: ak20449031. Exact location of earthquake, -150.0647° West, 61.3993° North, depth 36.1 km. The earthquake occurred at a depth of 36.1 km (22 miles) below the earth’s surface. The 4-magnitude earthquake was detected at 07:32:54 / 7:32 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 06/12/18 / 2018-12-06 07:32:54 / December 6, 2018 @ 7:32 am.

Nearest cities/city/villages to epicentrum/hypocenter was Palmer, Gateway, Lakes (min 5000 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Epicenter of the event was 22 km (14 miles) from Anchorage (c. 291 800 pop), 28 km (17 miles) from Eagle River (c. 24 800 pop), 28 km (17 miles) from Knik-Fairview (c. 14 900 pop), 46 km (29 miles) from Lakes (c. 8 400 pop), 42 km (26 miles) from Tanaina (c. 8 200 pop), 39 km (24 miles) from Wasilla (c. 7 800 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been thirteen, in the last 10 days two hundred and thirty-three, in the past 30 days two hundred and thirty-five and in the last 365 days two hundred and eighty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: Southern Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -150.0647° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.3993° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 36.1 km Depth of the event in kilometers.
Place Southern Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-12-06 07:32:54 Time when the event occurred. UTC/GMT
Updated 2018-12-06 07:47:16 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 110 The total number of felt reports
CDI 4 The maximum reported intensity for the event.
MMI 4.92 The maximum estimated instrumental intensity for the event.
Alert Level green 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 290 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 0.68 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 ak20449031 Id of event.
Event Code 20449031 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20449031, A comma-separated list of event ids that are associated to an event.

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