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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag strikes near Saipan in Northern Mariana Islands

Posted by admin on September 7, 2020 0 Comments

Earthquake location 17.0498S, 147.029WA light earthquake with magnitude 4.3 (ml/mb) was detected on Friday, 244 km NE of Saipan, Northern Mariana Islands (152 miles). The 4.3-magnitude earthquake was detected at 01:13:18 / 1:13 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude 147.029 East, latitude 17.0498 North, depth = 49.74 km. Event id: us7000bdrc. Ids that are associated to the earthquake: us7000bdrc. The earthquake was roughly at a depth of 49.74 km (31 miles). Exact time and date of event in UTC/GMT: 21/08/20 / 2020-08-21 01:13:18 / August 21, 2020 @ 1:13 am.

In the past 24 hours, there have been four, in the last 10 days four, in the past 30 days eight and in the last 365 days eleven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year.

Questions or comments?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 244 km NE of Saipan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 147.029° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.0498° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 49.74 km Depth of the event in kilometers.
Place 244 km NE of Saipan, 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 2020-08-21 01:13:18 Time when the event occurred. UTC/GMT
Updated 2020-08-27 21:31:08 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 2.157 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.51 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 125 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 us7000bdrc Id of event.
Event Code 7000bdrc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000bdrc, A comma-separated list of event ids that are associated to an event.

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