Light earthquake, 4.6 mag has occurred near Itoman in Japan

A light earthquake with magnitude 4.6 (ml/mb) was detected on Saturday, 74 kilometers (46 miles) from Itoman in Japan. The 4.6-magnitude earthquake was detected at 16:44:40 / 4:44 pm (local time epicenter). Exact location of earthquake, longitude 127.6387 East, latitude 25.459 North, depth = 21.121 km. The earthquake was roughly at a depth of 21.121 km (13 miles). Event id: us6000mw4w. Ids that are associated to the earthquake: us6000mw4w. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 27/04/24 / 2024-04-27 16:44:40 / April 27, 2024 @ 4:44 pm.

Nearby country/countries that might be effected, Japan (c. 127 288 000 pop). Event epicenter was 84 km (52 miles) from Naha-shi (c. 300 800 pop), 90 km (56 miles) from Ginowan (c. 91 800 pop), 74 km (46 miles) from Itoman (c. 57 200 pop), 81 km (50 miles) from Tomigusuku (c. 55 700 pop), 95 km (59 miles) from Chatan (c. 27 800 pop). Nearest cities/city/towns to hypocenter/epicentrum was Chatan, Ginowan, Naha-shi (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days one earthquakes of magnitude 3.0 or greater that was reported nearby. 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.

Did you feel anything?

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: 74 km S of Itoman, Japan.

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Parameter	Value	Description
Magnitude	4.6 mb	The magnitude for the event.
Longitude	127.6387° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	25.459° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	21.121 km	Depth of the event in kilometers.
Place	74 km S of Itoman, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2024-04-27 16:44:40	Time when the event occurred. UTC/GMT
Updated	2024-05-23 15:04:58	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	326	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	19	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	1.485	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.64 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	85	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	us6000mw4w	Id of event.
Event Code	6000mw4w	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000mw4w,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.6 mag has occurred near Itoman in Japan

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