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Minor earthquake, 2.8 mag strikes near Tanaga Volcano in Alaska


Earthquake location 52.0628S, -178.8314WA minor earthquake magnitude 2.8 (ml/mb) has struck on Tuesday, 51 km WNW of Tanaga Volcano, Alaska (32 miles). Exact time and date of event in UTC/GMT: 19/09/17 / 2017-09-19 18:42:37 / September 19, 2017 @ 6:42 pm. Exact location of event, longitude -178.8314 West, latitude 52.0628 North, depth = 206.12 km. The temblor was detected at 06:42:37 / 6:42 am (local time epicenter). The epicenter of the earthquake was roughly 206.12 km (128 miles) below the earth’s surface. Event id: us2000asyb. Ids that are associated to the earthquake: ak16875918, us2000asyb.

Every year there are an estimated 1,300,000 minor earthquakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been six, in the last 10 days nineteen, in the past 30 days twenty-six and in the last 365 days six hundred and seventy-eight earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel anything?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 51 km WNW of Tanaga Volcano, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -178.8314° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.0628° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 206.12 km Depth of the event in kilometers.
Place 51km WNW 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 2017-09-19 18:42:37 Time when the event occurred. UTC/GMT
Updated 2017-10-13 16:18:07 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 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 121 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 0.247 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.28 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 178 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 us2000asyb Id of event.
Event Code 2000asyb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16875918,us2000asyb, A comma-separated list of event ids that are associated to an event.

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