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Light earthquake, 4.2 mag was detected near Chitose in Japan

Posted by admin on September 20, 2018 0 Comments

A light earthquake with magnitude 4.2 (ml/mb) was detected on Friday, 33 kilometers (21 miles) from Chitose in Japan. The earthquake was roughly at a depth of 33.96 km (21 miles). Exact time and date of earthquake 20/09/18 / 2018-09-20 22:56:09 / September 20, 2018 @ 10:56 pm UTC/GMT. The temblor was detected at 07:56:09 / 7:56 am (local time epicenter). Exact location, longitude 142.0221° East, latitude 42.6891° North, depth = 33.96 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us2000hhx3. Ids that are associated to the earthquake: us2000hhx3.

The epicenter was 69 km (43 miles) from Sapporo (c. 1 883 000 pop), 35 km (22 miles) from Tomakomai (c. 174 800 pop), 60 km (38 miles) from Ebetsu (c. 134 000 pop), 33 km (21 miles) from Chitose (c. 92 900 pop), 61 km (38 miles) from Iwamizawa (c. 85 100 pop), 49 km (30 miles) from Kitahiroshima (c. 62 400 pop). Nearest cities/city/villages to epicentrum/hypocenter was Ashibetsu, Utashinai, Sunagawa (min 5000 pop). Nearby country/countries, Japan (c. 127 288 000 pop) (That might be effected).

In the past 24 hours, there have been one, in the last 10 days eight, in the past 30 days twenty-four and in the last 365 days fourty-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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 it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 33 km ESE of Chitose, Japan.

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Parameter	Value	Description
Magnitude	4.2 mb	The magnitude for the event.
Longitude	142.0221° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	42.6891° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	33.96 km	Depth of the event in kilometers.
Place	33km ESE of Chitose, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-09-20 22:56:09	Time when the event occurred. UTC/GMT
Updated	2018-09-20 23:17:37	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	271	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	1.077	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.57 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	88	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	us2000hhx3	Id of event.
Event Code	2000hhx3	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000hhx3,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.2 mag was detected near Chitose in Japan

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