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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag was detected near Attu Station in Alaska

Posted by admin on September 25, 2020 0 Comments

Earthquake location 51.1412S, 173.8726WA light earthquake magnitude 4.4 (ml/mb) strikes 195 km SSE of Attu Station, Alaska (121 miles) on Sunday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, 173.8726° East, 51.1412° North, depth 10 km. Date and time of earthquake in UTC/GMT: 06/09/20 / 2020-09-06 21:12:44 / September 6, 2020 @ 9:12 pm. Event ids that are associated to the earthquake: ak020bhsxjgb, us7000bl6l. Id of event: us7000bl6l. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. The 4.4-magnitude earthquake was detected at 21:12:44 / 9:12 pm (local time epicenter).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days four, in the past 30 days six and in the last 365 days nine earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel it?

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: 195 km SSE of Attu Station, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 173.8726° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.1412° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 195 km SSE of Attu Station, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-09-06 21:12:44 Time when the event occurred. UTC/GMT
Updated 2020-09-25 02:47:22 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 298 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 ,ak,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 1.597 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.6 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 204 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us7000bl6l Id of event.
Event Code 7000bl6l An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020bhsxjgb,us7000bl6l, A comma-separated list of event ids that are associated to an event.

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