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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.8 mag has occurred near Attu Station in Alaska


Earthquake location 52.6951S, 171.6368WA minor earthquake with magnitude 3.8 (ml/mb) was reported 105 km W of Attu Station, Alaska (65 miles) on Thursday. Exact time and date of earthquake 19/07/17 / 2017-07-19 13:07:08 / July 19, 2017 @ 1:07 pm UTC/GMT. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. Id of earthquake: us2000a0s0. Event ids that are associated: us2000a0s0. Exact location of earthquake, longitude 171.6368 East, latitude 52.6951 North, depth = 10 km. The temblor was reported at 00:07:08 / 12:07 am (local time epicenter).

Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been four, in the last 10 days nine, in the past 30 days nine and in the last 365 days twenty-three earthquakes of magnitude 3.0 or greater that has struck near.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 105 km W of Attu Station, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude 171.6368° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.6951° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 105km W of Attu Station, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-07-19 13:07:08 Time when the event occurred. UTC/GMT
Updated 2017-08-06 05:59:32 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 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 222 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 ,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 1.5 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.61 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 176 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 us2000a0s0 Id of event.
Event Code 2000a0s0 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000a0s0, A comma-separated list of event ids that are associated to an event.

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