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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Attu Station in Alaska

Posted by admin on August 17, 2017 0 Comments

Earthquake location 53.636S, 170.252WA light earthquake magnitude 4.1 (ml/mb) has occurred on Tuesday, 214 km WNW of Attu Station, Alaska (133 miles). Exact location, longitude 170.252° East, latitude 53.636° North, depth = 31.04 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 12:24:41 / 12:24 pm (local time epicenter). All ids that are associated to the event: us20009z3f. Unique identifier: us20009z3f. The earthquake was roughly at a depth of 31.04 km (19 miles). Global time and date of event 18/07/17 / 2017-07-18 01:24:41 / July 18, 2017 @ 1:24 am UTC/GMT.

Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been fifty-six, in the last 10 days fifty-six, in the past 30 days fifty-eight and in the last 365 days seventy-three earthquakes of magnitude 3.0 or greater that has struck near.

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: 214 km WNW of Attu Station, Alaska.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 170.252° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.636° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.04 km Depth of the event in kilometers.
Place 214km WNW 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 2017-07-18 01:24:41 Time when the event occurred. UTC/GMT
Updated 2017-08-16 23:54:09 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 259 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 2.486 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.75 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 161 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 us20009z3f Id of event.
Event Code 20009z3f An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20009z3f, A comma-separated list of event ids that are associated to an event.

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