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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag strikes near Kamaishi in Japan


Earthquake location 38.9907S, 142.2816WA light earthquake with magnitude 4.6 (ml/mb) was detected on Tuesday, 46 kilometers (29 miles) from Kamaishi in Japan. Global time and date of event 21/08/17 / 2017-08-21 22:37:55 / August 21, 2017 @ 10:37 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.6-magnitude earthquake was detected at 07:37:55 / 7:37 am (local time epicenter). Exact location of earthquake, longitude 142.2816 East, latitude 38.9907 North, depth = 31.35 km. Event ids that are associated to the earthquake: us2000aafv. Id of event: us2000aafv. The epicenter of the earthquake was roughly 31.35 km (19 miles) below the earth’s surface.

Close country/countries, Japan (c. 127 288 000 pop) (That might be effected). Nearest cities/city/towns to hypocenter/epicentrum was Miyako, Tōno, Yamada (min 5000 pop). Epicenter of the earthquake was 79 km (49 miles) from Miyako (c. 51 700 pop), 48 km (30 miles) from Kamaishi (c. 43 100 pop), 50 km (31 miles) from Ōfunato (c. 35 400 pop), 74 km (46 miles) from Tōno (c. 26 800 pop), 60 km (37 miles) from Yamada (c. 20 100 pop), 53 km (33 miles) from Ōtsuchi (c. 16 500 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 one, in the last 10 days two, in the past 30 days six and in the last 365 days thirty-seven earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage 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: 46 km SE of Kamaishi, Japan.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 142.2816° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 38.9907° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.35 km Depth of the event in kilometers.
Place 46km SE of Kamaishi, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-08-21 22:37:55 Time when the event occurred. UTC/GMT
Updated 2017-08-21 22:57:17 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 326 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 1.62 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.82 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 135 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 us2000aafv Id of event.
Event Code 2000aafv An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000aafv, A comma-separated list of event ids that are associated to an event.

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