Light earthquake, 4.5 mag strikes near Iwai in Japan

Posted by admin on November 9, 2017 0 Comments

A light earthquake magnitude 4.5 (ml/mb) has occurred on Wednesday, 3 kilometers (2 miles) from Iwai in Japan. Exact location, longitude 139.8702° East, latitude 36.032° North, depth = 58.71 km. The epicenter was at a depth of 58.71 km (36 miles). The 4.5-magnitude earthquake has occurred at 07:40:44 / 7:40 am (local time epicenter). Exact time and date of event in UTC/GMT: 17/10/17 / 2017-10-17 22:40:44 / October 17, 2017 @ 10:40 pm. Event ids that are associated to the earthquake: us1000awlx. Id of event: us1000awlx. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Epicenter of the earthquake was 41 km (26 miles) from Tokyo (c. 8 336 600 pop), 68 km (42 miles) from Yokohama (c. 3 574 400 pop), 59 km (36 miles) from Kawasaki (c. 1 306 800 pop), 24 km (15 miles) from Saitama (c. 1 193 400 pop), 27 km (17 miles) from Yono (c. 1 077 700 pop), 53 km (33 miles) from Chiba (c. 919 700 pop), 65 km (40 miles) from Hachiōji (c. 579 400 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Ōiso, Hadano, Hitachi. Country/countries that might be effected, Japan (c. 127 288 000 pop).

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

Did you feel anything?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 3 km SW of Iwai, Japan. This data comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	4.5 mb	The magnitude for the event.
Longitude	139.8702° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	36.032° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	58.71 km	Depth of the event in kilometers.
Place	3km SW of Iwai, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-10-17 22:40:44	Time when the event occurred. UTC/GMT
Updated	2017-11-09 05:31:01	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	312	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	1.44	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	134	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	us1000awlx	Id of event.
Event Code	1000awlx	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000awlx,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.5 mag strikes near Iwai in Japan

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