Light earthquake 4.9 mag, 256 km SE of Iwo Jima, Japan

A light earthquake with magnitude 4.9 (ml/mb) was detected on Saturday, 256 km SE of Iwo Jima, Japan (159 miles). Exact time and date of earthquake 17/08/18 / 2018-08-17 22:12:21 / August 17, 2018 @ 10:12 pm UTC/GMT. The temblor was detected at 08:12:21 / 8:12 am (local time epicenter). The earthquake was roughly at a depth of 35 km (22 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us1000gc02. Ids that are associated to the event: us1000gc02. Exact location of earthquake, longitude 143.3333 East, latitude 23.3648 North, depth = 35 km.

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

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 256 km SE of Iwo Jima, Japan.

Iwo Jima Japan

More information

Parameter	Value	Description
Magnitude	4.9 mb	The magnitude for the event.
Longitude	143.3333° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	23.3648° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	35 km	Depth of the event in kilometers.
Place	256km SE of Iwo Jima, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-08-17 22:12:21	Time when the event occurred. UTC/GMT
Updated	2018-08-18 03:24:47	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	3.857	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.79 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	139	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	us1000gc02	Id of event.
Event Code	1000gc02	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000gc02,	A comma-separated list of event ids that are associated to an event.

Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Light earthquake 4.9 mag, 256 km SE of Iwo Jima, Japan

Did you feel it?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information