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Light earthquake, 4.6 mag has occurred near Onagawa Chō in Japan

Posted by admin on July 20, 2024 0 Comments

A light earthquake with magnitude 4.6 (ml/mb) was reported 48 kilometers (30 miles) from Onagawa Chō in Japan on Saturday. The 4.6-magnitude earthquake was detected at 20:46:41 / 8:46 pm (local time epicenter). Exact location of event, depth 47.293 km, 141.958° East, 38.6215° North. Global date and time of event UTC/GMT: 20/07/24 / 2024-07-20 20:46:41 / July 20, 2024 @ 8:46 pm. The epicenter was at a depth of 47.293 km (29 miles). Event ids that are associated to the earthquake: us7000n0iy. Id of event: us7000n0iy. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Epicenter of the event was 62 km (38 miles) from Ishinomaki (c. 117 200 pop), 87 km (54 miles) from Furukawa (c. 76 300 pop), 79 km (49 miles) from Ichinoseki (c. 63 000 pop), 91 km (57 miles) from Mizusawa (c. 61 300 pop), 87 km (54 miles) from Shiogama (c. 59 500 pop), 73 km (46 miles) from Kamaishi (c. 43 100 pop), 97 km (60 miles) from Tomiya (c. 42 500 pop). Close country/countries that might be effected, Japan (c. 127 288 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Tomiya, Yamada, Rifu (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days seven earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 48 km ENE of Onagawa Chō, Japan. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.6 mb	The magnitude for the event.
Longitude	141.958° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	38.6215° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	47.293 km	Depth of the event in kilometers.
Place	48 km ENE of Onagawa Chō, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2024-07-20 20:46:41	Time when the event occurred. UTC/GMT
Updated	2024-07-20 21:58:42	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	52	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	2.272	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.63 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	112	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	us7000n0iy	Id of event.
Event Code	7000n0iy	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000n0iy,	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 Onagawa Chō in Japan

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