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Minor earthquake, 3.1 mag has occurred near Southeastern Alaska

Posted by admin on July 22, 2020 0 Comments

Earthquake location 58.3381S, -133.4755WA minor earthquake magnitude 3.1 (ml/mb) has struck on Wednesday, Southeastern Alaska kilometers (0 miles) from Southeastern Alaska. The epicenter of the earthquake was roughly 5 km (3 miles) below the earth’s surface. Date and time of earthquake in UTC/GMT: 22/07/20 / 2020-07-22 04:46:40 / July 22, 2020 @ 4:46 am. The 3.1-magnitude earthquake has occurred at 04:46:40 / 4:46 am (local time epicenter). Exact location of earthquake, longitude -133.4755 West, latitude 58.3381 North, depth = 5 km. All ids that are associated to the event: us7000astr. Unique identifier: us7000astr.

Epicenter of the event was 55 km (34 miles) from Juneau (c. 31 300 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Closest city/cities/towns to epicentrum/hypocenter was Juneau (min 5000 pop).

In the past 24 hours, there have been five, in the last 10 days seventeen, in the past 30 days seventeen and in the last 365 days nineteen 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.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: Southeastern Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -133.4755° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 58.3381° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place Southeastern Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-07-22 04:46:40 Time when the event occurred. UTC/GMT
Updated 2020-07-22 22:13:40 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 148 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 0.554 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.4 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 58 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 us7000astr Id of event.
Event Code 7000astr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000astr, A comma-separated list of event ids that are associated to an event.

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