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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag strikes near Sakura in Japan



Earthquake location 35.7411S, 140.2258WA light earthquake magnitude 4.4 (ml/mb) has struck on Saturday, 2 kilometers (1 miles) from Sakura in Japan. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 23:25:10 / 11:25 pm (local time epicenter). Exact location of event, longitude 140.2258 East, latitude 35.7411 North, depth = 67.46 km. The earthquake occurred at a depth of 67.46 km (42 miles). Event ids that are associated to the earthquake: us20008knt. Id of event: us20008knt. Date and time of earthquake in UTC/GMT: 18/02/17 / 2017-02-18 14:25:10 / February 18, 2017 @ 2:25 pm.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Ogawa, Menuma, Hiratsuka. Close country/countries that might be effected, Japan (c. 127 288 000 pop). Earthquake epicenter was 49 km (30 miles) from Tokyo (c. 8 336 600 pop), 62 km (39 miles) from Yokohama (c. 3 574 400 pop), 52 km (32 miles) from Kawasaki (c. 1 306 800 pop), 55 km (34 miles) from Saitama (c. 1 193 400 pop), 56 km (35 miles) from Yono (c. 1 077 700 pop), 18 km (11 miles) from Chiba (c. 919 700 pop).

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. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days four and in the last 365 days sixty-seven earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 2 km NNW of Sakura, Japan.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 140.2258° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.7411° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 67.46 km Depth of the event in kilometers.
Place 2km NNW of Sakura, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-02-18 14:25:10 Time when the event occurred. UTC/GMT
Updated 2017-02-21 22:49:56 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 8 The total number of felt reports
CDI 2.8 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 300 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 1.822 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.45 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 162 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 us20008knt Id of event.
Event Code 20008knt An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20008knt, A comma-separated list of event ids that are associated to an event.

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