Light earthquake, 4.1 mag has occurred near Yoichi in Japan

A light earthquake magnitude 4.1 (ml/mb) has struck on Sunday, 166 km NW of Yoichi, Japan (103 miles). Exact location of event, longitude 139.0552 East, latitude 44.0353 North, depth = 254.31 km. Id of earthquake: us700057y1. Event ids that are associated: us700057y1. The temblor was detected at 14:14:12 / 2:14 pm (local time epicenter). Global date and time of event UTC/GMT: 25/08/19 / 2019-08-25 05:14:12 / August 25, 2019 @ 5:14 am. The earthquake occurred at a depth of 254.31 km (158 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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. 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 three earthquakes of magnitude 3.0 or greater that have been detected 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. 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: 166 km NW of Yoichi, Japan.

Japan Yoichi

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Parameter	Value	Description
Magnitude	4.1 mb	The magnitude for the event.
Longitude	139.0552° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	44.0353° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	254.31 km	Depth of the event in kilometers.
Place	166km NW of Yoichi, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2019-08-25 05:14:12	Time when the event occurred. UTC/GMT
Updated	2019-08-25 09:13:57	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	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	2.551	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.74 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	41	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	us700057y1	Id of event.
Event Code	700057y1	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us700057y1,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.1 mag has occurred near Yoichi in Japan

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