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Light earthquake 4 mag, 64 km SW of Redoubt Volcano, Alaska


Earthquake location 60.0117S, -153.4161WA light earthquake magnitude 4 (ml/mb) strikes 64 km SW of Redoubt Volcano, Alaska (40 miles) on Wednesday. A tsunami warning has been issued near Redoubt Volcano in Alaska (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 138.55 km (86 miles). The temblor was picked up at 02:06:28 / 2:06 am (local time epicenter). Exact location of earthquake, longitude -153.4161 West, latitude 60.0117 North, depth = 138.55 km. Global date and time of event UTC/GMT: 05/08/15 / 2015-08-05 10:06:28 / August 5, 2015 @ 10:06 am. Id of earthquake: us10002y2n. Event ids that are associated: at00nsltes, us10002y2n.

In the past 24 hours, there have been two, in the last 10 days six, in the past 30 days nine and in the last 365 days one hundred and thirty-two earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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 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: 64 km SW of Redoubt Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -153.4161° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.0117° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 138.55 km Depth of the event in kilometers.
Place 64km SW of Redoubt 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 2015-08-05 10:06:28 Time when the event occurred. UTC/GMT
Updated 2015-08-05 10:22:20 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 246 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 ,at,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 0.558 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 101 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 us10002y2n Id of event.
Event Code 10002y2n An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00nsltes,us10002y2n, A comma-separated list of event ids that are associated to an event.

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