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Minor earthquake, 3.3 mag was detected near Southern Alaska

Posted by admin on December 6, 2018 0 Comments

Earthquake location 61.4795S, -150.0967WA minor earthquake magnitude 3.3 (ml/mb) has struck on Thursday, Southern Alaska kilometers (0 miles) from Southern Alaska. Exact location of event, depth 18.8 km, -150.0967° West, 61.4795° North. Id of earthquake: ak20451886. Event ids that are associated: ak20451886. The earthquake was roughly at a depth of 18.8 km (12 miles). The 3.3-magnitude earthquake was detected at 16:53:20 / 4:53 pm (local time epicenter). Global time and date of event 06/12/18 / 2018-12-06 16:53:20 / December 6, 2018 @ 4:53 pm UTC/GMT.

Country/countries that might be effected, United States (c. 310 233 000 pop). The epicenter was 31 km (19 miles) from Anchorage (c. 291 800 pop), 33 km (21 miles) from Eagle River (c. 24 800 pop), 27 km (17 miles) from Knik-Fairview (c. 14 900 pop), 44 km (27 miles) from Lakes (c. 8 400 pop), 39 km (24 miles) from Tanaina (c. 8 200 pop). Nearest cities/city/villages to epicentrum/hypocenter was Palmer, Gateway, Lakes (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 seven, in the last 10 days two hundred and thirty-six, in the past 30 days two hundred and thirty-eight and in the last 365 days two hundred and ninety-six earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 130,000 minor earthquakes in the world.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: Southern Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -150.0967° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.4795° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 18.8 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 16:53:20 Time when the event occurred. UTC/GMT
Updated 2018-12-06 16:57:06 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 168 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 0.81 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 ak20451886 Id of event.
Event Code 20451886 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20451886, A comma-separated list of event ids that are associated to an event.

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