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Minor earthquake, 3.1 mag was detected near Tanaga Volcano in Alaska

Earthquake location 51.6062S, -178.2781WA minor earthquake magnitude 3.1 (ml/mb) has occurred on Monday, 25 km SW of Tanaga Volcano, Alaska (16 miles). The temblor was reported at 11:06:32 / 11:06 am (local time epicenter). Exact time and date of event in UTC/GMT: 08/05/17 / 2017-05-08 21:06:32 / May 8, 2017 @ 9:06 pm. Event id: us10008upa. Ids that are associated to the earthquake: ak16116991, us10008upa. Exact location, longitude -178.2781° West, latitude 51.6062° North, depth = 23.12 km. The earthquake occurred at a depth of 23.12 km (14 miles).

There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been three hundred and four, in the last 10 days three hundred and sixty-five, in the past 30 days three hundred and seventy and in the last 365 days five hundred and 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 react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 25 km SW of Tanaga Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -178.2781° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.6062° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 23.12 km Depth of the event in kilometers.
Place 25km SW 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 2017-05-08 21:06:32 Time when the event occurred. UTC/GMT
Updated 2017-05-25 03:18:35 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 148 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 ,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 0.272 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.68 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 186 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 us10008upa Id of event.
Event Code 10008upa An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16116991,us10008upa, A comma-separated list of event ids that are associated to an event.

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