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

Posted by admin on December 1, 2018 0 Comments

Earthquake location 61.4988S, -150.0414WA minor earthquake magnitude 3.4 (ml/mb) has struck on Friday, 5 kilometers (3 miles) from Big Lake in Alaska. Event ids that are associated to the earthquake: us1000hz11. Id of event: us1000hz11. Exact location of event, depth 52.75 km, -150.0414° West, 61.4988° North. The earthquake was roughly at a depth of 52.75 km (33 miles). Exact time and date of earthquake 01/12/18 / 2018-12-01 00:56:22 / December 1, 2018 @ 12:56 am UTC/GMT. The temblor was picked up at 15:56:22 / 3:56 pm (local time epicenter).

Closest city/cities/towns to epicentrum/hypocenter was Palmer, Gateway, Lakes (min 5000 pop). Country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the event was 32 km (20 miles) from Anchorage (c. 291 800 pop), 32 km (20 miles) from Eagle River (c. 24 800 pop), 23 km (15 miles) from Knik-Fairview (c. 14 900 pop), 41 km (25 miles) from Lakes (c. 8 400 pop), 35 km (22 miles) from Tanaina (c. 8 200 pop).

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

How would you describe the shaking?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 5 km WSW of Big Lake, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -150.0414° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.4988° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 52.75 km Depth of the event in kilometers.
Place 5km WSW 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 2018-12-01 00:56:22 Time when the event occurred. UTC/GMT
Updated 2018-12-01 01:06:06 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 2.77 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 178 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, 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 0.258 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.55 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 34 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 us1000hz11 Id of event.
Event Code 1000hz11 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hz11, A comma-separated list of event ids that are associated to an event.

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