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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag strikes near Shizunai in Japan


Earthquake location 42.212S, 143.1172WA light earthquake with magnitude 4.4 (ml/mb) was detected on Monday, 63 kilometers (39 miles) from Shizunai in Japan. The temblor was detected at 08:48:26 / 8:48 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 67.26 km (42 miles). Global date and time of event UTC/GMT: 21/10/18 / 2018-10-21 23:48:26 / October 21, 2018 @ 11:48 pm. Exact location of event, depth 67.26 km, 143.1172° East, 42.212° North. Event id: us1000hfdw. Ids that are associated to the earthquake: us1000hfdw.

Epicenter of the event was 79 km (49 miles) from Obihiro (c. 173 900 pop), 87 km (54 miles) from Otofuke (c. 40 900 pop), 63 km (39 miles) from Shizunai-furukawachō (c. 22 400 pop). Nearest cities/city/towns to hypocenter/epicentrum was Otofuke, Obihiro, Shizunai-furukawachō (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 two, in the past 30 days nine and in the last 365 days seventy-two earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 63 km ESE of Shizunai, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 143.1172° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 42.212° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 67.26 km Depth of the event in kilometers.
Place 63km ESE of Shizunai, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-10-21 23:48:26 Time when the event occurred. UTC/GMT
Updated 2018-10-22 00:39:45 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 298 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 0.199 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.53 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 114 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 us1000hfdw Id of event.
Event Code 1000hfdw An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hfdw, A comma-separated list of event ids that are associated to an event.

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