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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Shizunai in Japan

Earthquake location 42.0706S, 141.907WA light earthquake with magnitude 4.3 (ml/mb) was detected on Thursday, 47 kilometers (29 miles) from Shizunai in Japan. The 4.3-magnitude earthquake was detected at 01:32:42 / 1:32 am (local time epicenter). Exact location of earthquake, longitude 141.907 East, latitude 42.0706 North, depth = 54.11 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 54.11 km (34 miles). Id of earthquake: us70008gyw. Event ids that are associated: us70008gyw. Exact time and date of earthquake 18/03/20 / 2020-03-18 16:32:42 / March 18, 2020 @ 4:32 pm UTC/GMT.

Closest city/cities/towns to epicentrum/hypocenter was Chitose, Muroran, Shiraoi (min 5000 pop). Event epicenter was 68 km (42 miles) from Tomakomai (c. 174 800 pop), 81 km (50 miles) from Muroran (c. 96 200 pop), 86 km (53 miles) from Chitose (c. 92 900 pop), 48 km (30 miles) from Shizunai-furukawachō (c. 22 400 pop), 70 km (44 miles) from Shiraoi (c. 20 800 pop). Close country/countries, Japan (c. 127 288 000 pop) (That might be effected).

In the past 24 hours, there have been three, in the last 10 days four, in the past 30 days five and in the last 365 days thirty-six earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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.

Did you feel it?

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 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: 47 km SW of Shizunai, Japan.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 141.907° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 42.0706° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 54.11 km Depth of the event in kilometers.
Place 47km SW 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 2020-03-18 16:32:42 Time when the event occurred. UTC/GMT
Updated 2020-04-02 00:49:13 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 284 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 1.428 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.15 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 us70008gyw Id of event.
Event Code 70008gyw An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70008gyw, A comma-separated list of event ids that are associated to an event.

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