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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag was detected near Ishige in Japan

Earthquake location 36.1355S, 140.0164WA light earthquake with magnitude 4.7 (ml/mb) was reported 4 kilometers (2 miles) from Ishige in Japan on Friday. The epicenter of the earthquake was roughly 80.31 km (50 miles) below the earth’s surface. Event ids that are associated to the earthquake: us1000buv5. Id of event: us1000buv5. Exact location of event, depth 80.31 km, 140.0164° East, 36.1355° North. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.7-magnitude earthquake was detected at 09:35:36 / 9:35 am (local time epicenter). Global time and date of event 22/12/17 / 2017-12-22 00:35:36 / December 22, 2017 @ 12:35 am UTC/GMT.

Nearby country/countries, Japan (c. 127 288 000 pop) (That might be effected). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Uenohara, Shibukawa, Atsugi. Epicenter of the event was 58 km (36 miles) from Tokyo (c. 8 336 600 pop), 84 km (52 miles) from Yokohama (c. 3 574 400 pop), 74 km (46 miles) from Kawasaki (c. 1 306 800 pop), 41 km (26 miles) from Saitama (c. 1 193 400 pop), 44 km (28 miles) from Yono (c. 1 077 700 pop), 60 km (37 miles) from Chiba (c. 919 700 pop), 82 km (51 miles) from Hachiōji (c. 579 400 pop).

Each year there are an estimated 13,000 light earthquakes 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 ten and in the last 365 days eighty-two earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. 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: 4 km ENE of Ishige, Japan.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 140.0164° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.1355° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 80.31 km Depth of the event in kilometers.
Place 4km ENE of Ishige, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-22 00:35:36 Time when the event occurred. UTC/GMT
Updated 2018-01-01 06:20:03 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 1.519 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.43 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 68 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 us1000buv5 Id of event.
Event Code 1000buv5 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000buv5, A comma-separated list of event ids that are associated to an event.

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