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Minor earthquake: M3.4 quake has struck near Point MacKenzie in Alaska

Earthquake location 61.3486S, -149.8609WA minor earthquake magnitude 3.4 (ml/mb) strikes 6 kilometers (4 miles) from Point MacKenzie in Alaska on Friday. Exact location of event, longitude -149.8609 West, latitude 61.3486 North, depth = 34.8 km. The temblor was picked up at 21:34:25 / 9:34 pm (local time epicenter). The earthquake occurred at a depth of 34.8 km (22 miles). All ids that are associated to the event: us7000bm5q, ak020bq2qxts. Unique identifier: ak020bq2qxts. Date and time of earthquake in UTC/GMT: 11/09/20 / 2020-09-11 21:34:25 / September 11, 2020 @ 9:34 pm.

Country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the earthquake was 15 km (9 miles) from Anchorage (c. 291 800 pop), 16 km (10 miles) from Eagle River (c. 24 800 pop), 23 km (14 miles) from Knik-Fairview (c. 14 900 pop), 41 km (26 miles) from Lakes (c. 8 400 pop), 39 km (24 miles) from Tanaina (c. 8 200 pop). Closest city/cities/towns 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 three, in the last 10 days five, in the past 30 days seven and in the last 365 days seventy-six earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 130,000 minor quakes in the world each year.

Questions or comments?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 6 km E of Point MacKenzie, 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 -149.8609° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.3486° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 34.8 km Depth of the event in kilometers.
Place 6 km E of Point MacKenzie, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-09-11 21:34:25 Time when the event occurred. UTC/GMT
Updated 2020-09-11 21:52:40 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 49 The total number of felt reports
CDI 3.9 The maximum reported intensity for the event.
MMI 2.825 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 197 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 ,us,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 0.61 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 ak020bq2qxts Id of event.
Event Code 020bq2qxts An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000bm5q,ak020bq2qxts, A comma-separated list of event ids that are associated to an event.

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