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Minor earthquake 3.3 mag, 120 km SSE of Yunaska Island, Alaska

Posted by admin on July 28, 2015 0 Comments

Earthquake location 51.6068S, -170.1479WA minor earthquake with magnitude 3.3 (ml/mb) was detected on Wednesday, 120 km SSE of Yunaska Island, Alaska (75 miles). The earthquake occurred at a depth of 20.1 km (12 miles) below the earth’s surface. Exact location of event, longitude -170.1479 West, latitude 51.6068 North, depth = 20.1 km. The 3.3-magnitude earthquake has occurred at 05:04:19 / 5:04 am (local time epicenter). Exact time and date of event in UTC/GMT: 22/07/15 / 2015-07-22 16:04:19 / July 22, 2015 @ 4:04 pm. Event ids that are associated to the earthquake: ak11653447. Id of event: ak11653447.

Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been thirty-three, in the last 10 days thirty-four, in the past 30 days fourty-three and in the last 365 days eighty-seven earthquakes of magnitude 3.0 or greater that has occurred nearby. Every year there are an estimated 130,000 minor earthquakes in the world.

How would you describe the shaking?

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: 120 km SSE of Yunaska Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -170.1479° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.6068° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 20.1 km Depth of the event in kilometers.
Place 120km SSE of Yunaska 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 2015-07-22 16:04:19 Time when the event occurred. UTC/GMT
Updated 2015-07-28 00:57:32 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 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 168 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, 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 0.84 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 ak11653447 Id of event.
Event Code 11653447 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak11653447, A comma-separated list of event ids that are associated to an event.

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