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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.3 mag, 56 km WNW of Anatahan, Northern Mariana Islands


Earthquake location 16.4828S, 145.1578WA light earthquake magnitude 4.3 (ml/mb) has struck on Friday, 56 km WNW of Anatahan, Northern Mariana Islands (35 miles). Exact location, longitude 145.1578° East, latitude 16.4828° North, depth = 563.51 km. Exact time and date of earthquake 26/10/18 / 2018-10-26 03:51:05 / October 26, 2018 @ 3:51 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 563.51 km (350 miles) below the earth’s surface. The 4.3-magnitude earthquake was detected at 13:51:05 / 1:51 pm (local time epicenter). Unique identifier: us2000i5aw. Ids that are associated to the event: us2000i5aw.

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 three, in the last 10 days three, in the past 30 days three and in the last 365 days fourteen earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 56 km WNW of Anatahan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 145.1578° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.4828° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 563.51 km Depth of the event in kilometers.
Place 56km WNW of Anatahan, Northern Mariana Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-10-26 03:51:05 Time when the event occurred. UTC/GMT
Updated 2018-11-03 00:15:18 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 284 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 33.694 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.26 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 144 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 us2000i5aw Id of event.
Event Code 2000i5aw An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000i5aw, A comma-separated list of event ids that are associated to an event.

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