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Minor earthquake 2.9 mag, 30 km E of Redoubt Volcano, Alaska


Earthquake location 60.4994S, -152.1977WA minor earthquake magnitude 2.9 (ml/mb) has occurred on Saturday, 30 kilometers (19 miles) from Redoubt Volcano in Alaska. All ids that are associated to the event: ak11688170. Unique identifier: ak11688170. Global time and date of event 30/08/15 / 2015-08-30 02:32:21 / August 30, 2015 @ 2:32 am UTC/GMT. The 2.9-magnitude earthquake has occurred at 18:32:21 / 6:32 pm (local time epicenter). The epicenter was at a depth of 106.4 km (66 miles). Exact location of earthquake, -152.1977° West, 60.4994° North, depth 106.4 km.

Country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Kenai, Kalifornsky (min 5000 pop). Epicenter of the event was 51 km (31 miles) from Kalifornsky (c. 7 900 pop), 52 km (32 miles) from Kenai (c. 7 100 pop).

There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been 0, in the last 10 days two, in the past 30 days ten and in the last 365 days one hundred and thirty-five earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage 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: 30 km E of Redoubt Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -152.1977° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.4994° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 106.4 km Depth of the event in kilometers.
Place 30km E 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 2015-08-30 02:32:21 Time when the event occurred. UTC/GMT
Updated 2015-08-30 02:54:47 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 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 129 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 0.69 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 ak11688170 Id of event.
Event Code 11688170 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak11688170, A comma-separated list of event ids that are associated to an event.

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