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Minor earthquake: M3.4 quake has struck near Big Lake in Alaska

Posted by admin on November 30, 2018 0 Comments

Earthquake location 61.4546S, -150.09WA minor earthquake magnitude 3.4 (ml/mb) strikes 10 kilometers (6 miles) from Big Lake in Alaska on Friday. All ids that are associated to the event: ak20419845. Unique identifier: ak20419845. Exact location of earthquake, -150.09° West, 61.4546° North, depth 29 km. The epicenter of the earthquake was roughly 29 km (18 miles) below the earth’s surface. The temblor was detected at 09:15:21 / 9:15 am (local time epicenter). Exact time and date of event in UTC/GMT: 30/11/18 / 2018-11-30 18:15:21 / November 30, 2018 @ 6:15 pm.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Palmer, Gateway, Lakes. Event epicenter was 28 km (18 miles) from Anchorage (c. 291 800 pop), 32 km (20 miles) from Eagle River (c. 24 800 pop), 27 km (17 miles) from Knik-Fairview (c. 14 900 pop), 45 km (28 miles) from Lakes (c. 8 400 pop), 40 km (25 miles) from Tanaina (c. 8 200 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop).

Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been fifty-one, in the last 10 days fifty-two, in the past 30 days fifty-three and in the last 365 days one hundred and thirteen earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Did you feel it?

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 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: 10 km SW of Big Lake, Alaska.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -150.09° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.4546° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 29 km Depth of the event in kilometers.
Place 10km SW of Big Lake, 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 18:15:21 Time when the event occurred. UTC/GMT
Updated 2018-11-30 19:44:56 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 178 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 0.72 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 ak20419845 Id of event.
Event Code 20419845 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20419845, A comma-separated list of event ids that are associated to an event.

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