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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.9 mag strikes near Anatahan in Northern Mariana Islands

Posted by admin on September 16, 2019 0 Comments

Earthquake location 16.6485S, 146.4039WA light earthquake magnitude 4.9 (ml/mb) has struck on Monday, 85 km ENE of Anatahan, Northern Mariana Islands (53 miles). Exact location of event, depth 10 km, 146.4039° East, 16.6485° North. All ids that are associated to the event: us700058g9. Unique identifier: us700058g9. The earthquake was roughly at a depth of 10 km (6 miles). The 4.9-magnitude earthquake was detected at 04:49:15 / 4:49 am (local time epicenter). Date and time of earthquake in UTC/GMT: 18/08/19 / 2019-08-18 18:49:15 / August 18, 2019 @ 6:49 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been five, in the last 10 days five, in the past 30 days six and in the last 365 days eighteen earthquakes of magnitude 3.0 or greater that was reported nearby. Each year there are an estimated 13,000 light quakes in the world.

Questions or comments?

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. 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: 85 km ENE of Anatahan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude 146.4039° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.6485° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 85km ENE 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 2019-08-18 18:49:15 Time when the event occurred. UTC/GMT
Updated 2019-09-16 13:55:22 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 369 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 3.383 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.91 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 100 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 us700058g9 Id of event.
Event Code 700058g9 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us700058g9, A comma-separated list of event ids that are associated to an event.

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