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Minor earthquake 3.4 mag, 3 km NE of Big Lake, Alaska

Earthquake location 61.5458S, -149.9165WA minor earthquake magnitude 3.4 (ml/mb) has struck on Saturday, 3 kilometers (2 miles) from Big Lake in Alaska. Event id: ak020ec6yx91. Ids that are associated to the earthquake: ak020ec6yx91. Date and time of earthquake in UTC/GMT: 07/11/20 / 2020-11-07 12:25:39 / November 7, 2020 @ 12:25 pm. The epicenter was at a depth of 43.4 km (27 miles). Exact location of event, depth 43.4 km, -149.9165° West, 61.5458° North. The temblor was reported at 12:25:39 / 12:25 pm (local time epicenter).

Nearest cities/city/towns to hypocenter/epicentrum was Palmer, Anchorage, Gateway (min 5000 pop). Country/countries that might be effected, United States (c. 310 233 000 pop). Event epicenter was 36 km (23 miles) from Anchorage (c. 291 800 pop), 31 km (19 miles) from Eagle River (c. 24 800 pop), 17 km (11 miles) from Knik-Fairview (c. 14 900 pop), 33 km (20 miles) from Lakes (c. 8 400 pop), 27 km (17 miles) from Tanaina (c. 8 200 pop).

Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been fifteen, in the last 10 days fifteen, in the past 30 days twenty-one and in the last 365 days ninety-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 3 km NE of Big Lake, Alaska.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -149.9165° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.5458° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 43.4 km Depth of the event in kilometers.
Place 3 km NE 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 2020-11-07 12:25:39 Time when the event occurred. UTC/GMT
Updated 2020-12-02 17:42:50 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 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 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 0.47 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 ak020ec6yx91 Id of event.
Event Code 020ec6yx91 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020ec6yx91, A comma-separated list of event ids that are associated to an event.

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