Light earthquake, 4.1 mag strikes near Yonakuni in Japan

A light earthquake magnitude 4.1 (ml/mb) has occurred on Friday, 62 km SSW of Yonakuni, Japan (39 miles). Exact location of event, depth 33.07 km, 122.7353° East, 23.9583° North. The earthquake occurred at a depth of 33.07 km (21 miles) below the earth’s surface. The 4.1-magnitude earthquake has occurred at 05:28:07 / 5:28 am (local time epicenter). All ids that are associated to the event: us1000hpg1. Unique identifier: us1000hpg1. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 08/11/18 / 2018-11-08 21:28:07 / November 8, 2018 @ 9:28 pm UTC/GMT.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days five and in the last 365 days eighty earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 13,000 light earthquakes in the world each year.

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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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 62 km SSW of Yonakuni, Japan.

Japan Yonakuni

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Parameter	Value	Description
Magnitude	4.1 mb	The magnitude for the event.
Longitude	122.7353° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	23.9583° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	33.07 km	Depth of the event in kilometers.
Place	62km SSW of Yonakuni, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-11-08 21:28:07	Time when the event occurred. UTC/GMT
Updated	2018-11-09 05:12:30	Time when the event was most recently updated. UTC/GMT
Timezone offset	480	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2	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	259	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	0.565	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	75	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mwr	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us1000hpg1	Id of event.
Event Code	1000hpg1	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000hpg1,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.1 mag strikes near Yonakuni in Japan

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