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Strong earthquake, 6.5 mag strikes near Tanaga Volcano in Alaska

Posted by admin on August 15, 2018 0 Comments

Earthquake location 51.3S, -178.1WA earthquake magnitude 6.5 (ml/mb) strikes 65 km S of Tanaga Volcano, Alaska (40 miles) on Wednesday. The earthquake was roughly at a depth of 35 km (22 miles). Event id: pt18227000. Ids that are associated to the earthquake: at00pdivmx, pt18227000. A tsunami warning has been issued near Tanaga Volcano in Alaska (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 15/08/18 / 2018-08-15 21:56:54 / August 15, 2018 @ 9:56 pm. The temblor was picked up at 09:56:54 / 9:56 am (local time epicenter). Exact location of earthquake, longitude -178.1 West, latitude 51.3 North, depth = 35 km.

Earthquakes 6.0 to 6.9 may cause a lot of damage in very populated areas. Every year there are an estimated 135 earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days eleven and in the last 365 days one hundred and eighty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 65 km S of Tanaga Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 6.5 mb The magnitude for the event.
Longitude -178.1° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.3° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 65km S of Tanaga Volcano, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-15 21:56:54 Time when the event occurred. UTC/GMT
Updated 2018-08-15 22:06:15 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 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 1 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 650 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network pt The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at,pt, A comma-separated list of network contributors.
Number of Stations Used 9 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 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 201.599983872 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mi The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pt18227000 Id of event.
Event Code 18227000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00pdivmx,pt18227000, A comma-separated list of event ids that are associated to an event.

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