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Light earthquake 4.3 mag, 128 km ENE of Chernabura Island, Alaska

Posted by admin on July 24, 2018 0 Comments

Earthquake location 55.1732S, -157.6708WA light earthquake with magnitude 4.3 (ml/mb) was reported 128 km ENE of Chernabura Island, Alaska (80 miles) on Monday. All ids that are associated to the event: ak19966575, us2000gcbf. Unique identifier: ak19966575. The temblor was reported at 17:12:45 / 5:12 pm (local time epicenter). Exact time and date of earthquake 24/07/18 / 2018-07-24 04:12:45 / July 24, 2018 @ 4:12 am UTC/GMT. The epicenter was at a depth of 37.5 km (23 miles). Exact location of event, longitude -157.6708 West, latitude 55.1732 North, depth = 37.5 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days three and in the last 365 days sixty-three earthquakes of magnitude 3.0 or greater that have been detected 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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 128 km ENE of Chernabura Island, Alaska.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -157.6708° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.1732° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 37.5 km Depth of the event in kilometers.
Place 128km ENE of Chernabura Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-07-24 04:12:45 Time when the event occurred. UTC/GMT
Updated 2018-07-24 04:30:27 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 automatic 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 284 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,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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.73 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 ak19966575 Id of event.
Event Code 19966575 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak19966575,us2000gcbf, A comma-separated list of event ids that are associated to an event.

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