Light earthquake 4.8 mag, 148 km NNE of Chichi-shima, Japan

A light earthquake with magnitude 4.8 (ml/mb) was detected on Thursday, 148 km NNE of Chichi-shima, Japan (92 miles). Unique identifier: us2000iy0i. Ids that are associated to the event: us2000iy0i. Exact location of event, longitude 142.9135 East, latitude 28.2736 North, depth = 10 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 18:37:07 / 6:37 pm (local time epicenter). The earthquake was roughly at a depth of 10 km (6 miles). Global date and time of event UTC/GMT: 27/12/18 / 2018-12-27 08:37:07 / December 27, 2018 @ 8:37 am.

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

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Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 148 km NNE of Chichi-shima, Japan. This data comes from the USGS Earthquake Notification Service.

Chichi-shima Japan

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Parameter	Value	Description
Magnitude	4.8 mb	The magnitude for the event.
Longitude	142.9135° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	28.2736° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	148km NNE 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	2018-12-27 08:37:07	Time when the event occurred. UTC/GMT
Updated	2018-12-27 08:55:10	Time when the event was most recently updated. UTC/GMT
Timezone offset	600	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	354	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	1.339	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.4 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	148	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	us2000iy0i	Id of event.
Event Code	2000iy0i	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000iy0i,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4.8 mag, 148 km NNE of Chichi-shima, Japan

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