Light earthquake, 4.4 mag was detected near Chichi-shima in Japan

A light earthquake magnitude 4.4 (ml/mb) has occurred on Wednesday, 269 km N of Chichi-shima, Japan (167 miles). Unique identifier: us2000h99w. Ids that are associated to the event: us2000h99w. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, 141.6753° East, 29.463° North, depth 16.5 km. The earthquake occurred at a depth of 16.5 km (10 miles). Global time and date of event 28/08/18 / 2018-08-28 22:22:18 / August 28, 2018 @ 10:22 pm UTC/GMT. The 4.4-magnitude earthquake was detected at 07:22:18 / 7:22 am (local time epicenter).

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

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 269 km N of Chichi-shima, Japan. This data comes from the USGS Earthquake Notification Service.

Chichi-shima Japan

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Parameter	Value	Description
Magnitude	4.4 mb	The magnitude for the event.
Longitude	141.6753° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	29.463° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	16.5 km	Depth of the event in kilometers.
Place	269km N of Chichi-shima, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-08-28 22:22:18	Time when the event occurred. UTC/GMT
Updated	2018-09-23 03:22:58	Time when the event was most recently updated. UTC/GMT
Timezone offset	540	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	298	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	2.4	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.72 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	us2000h99w	Id of event.
Event Code	2000h99w	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000h99w,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.4 mag was detected near Chichi-shima in Japan

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