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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag strikes near Oami in Japan

Earthquake location 35.5519S, 140.302WA light earthquake with magnitude 4.7 (ml/mb) was reported 4 kilometers (2 miles) from Oami in Japan on Saturday. Event id: us10007sfp. Ids that are associated to the earthquake: us10007sfp. The epicenter of the earthquake was roughly 78.79 km (49 miles) below the earth’s surface. The 4.7-magnitude earthquake has occurred at 20:47:40 / 8:47 pm (local time epicenter). Exact location of earthquake, 140.302° East, 35.5519° North, depth 78.79 km. Global time and date of event 24/12/16 / 2016-12-24 11:47:40 / December 24, 2016 @ 11:47 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Close country/countries that might be effected, Japan (c. 127 288 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Itsukaichi, Morohongō, Ninomiya. Event epicenter was 57 km (36 miles) from Tokyo (c. 8 336 600 pop), 61 km (38 miles) from Yokohama (c. 3 574 400 pop), 53 km (33 miles) from Kawasaki (c. 1 306 800 pop), 70 km (44 miles) from Saitama (c. 1 193 400 pop), 71 km (44 miles) from Yono (c. 1 077 700 pop), 17 km (11 miles) from Chiba (c. 919 700 pop), 89 km (55 miles) from Hachiōji (c. 579 400 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 four, in the last 10 days five, in the past 30 days six and in the last 365 days sixty-nine earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel it?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 4 km NNW of Oami, Japan.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 140.302° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.5519° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 78.79 km Depth of the event in kilometers.
Place 4km NNW of Oami, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-12-24 11:47:40 Time when the event occurred. UTC/GMT
Updated 2017-01-14 12:58:27 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 340 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 1.943 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.42 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 158 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 us10007sfp Id of event.
Event Code 10007sfp An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10007sfp, A comma-separated list of event ids that are associated to an event.

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