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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.6 mag strikes near Adak in Alaska


Earthquake location 51.3768S, -177.1168WA minor earthquake with magnitude 3.6 (ml/mb) was reported 64 km SSW of Adak, Alaska (40 miles) on Wednesday. Unique identifier: us2000a2fa. Ids that are associated to the event: ak16261218, us2000a2fa. Global time and date of event 05/07/17 / 2017-07-05 16:46:04 / July 5, 2017 @ 4:46 pm UTC/GMT. The temblor was reported at 04:46:04 / 4:46 am (local time epicenter). The earthquake was roughly at a depth of 43.17 km (27 miles). Exact location of earthquake, -177.1168° West, 51.3768° North, depth 43.17 km.

In the past 24 hours, there have been six, in the last 10 days ten, in the past 30 days twenty-four and in the last 365 days seven hundred and fourty-seven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

Did you feel anything?

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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 64 km SSW of Adak, Alaska.

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More information

Parameter Value Description
Magnitude 3.6 mb The magnitude for the event.
Longitude -177.1168° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.3768° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 43.17 km Depth of the event in kilometers.
Place 64km SSW of Adak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-07-05 16:46:04 Time when the event occurred. UTC/GMT
Updated 2017-07-30 23:22:48 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 199 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 0.391 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.44 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 210 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 us2000a2fa Id of event.
Event Code 2000a2fa An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16261218,us2000a2fa, A comma-separated list of event ids that are associated to an event.

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