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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 29 km NE of Makubetsu, Japan

Earthquake location 45.5752S, 142.0683WA light earthquake magnitude 4 (ml/mb) has occurred on Sunday, 29 kilometers (18 miles) from Makubetsu in Japan. 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 306.5 km (190 miles). Exact location of earthquake, longitude 142.0683 East, latitude 45.5752 North, depth = 306.5 km. The temblor was picked up at 11:22:26 / 11:22 am (local time epicenter). Exact time and date of earthquake 04/10/20 / 2020-10-04 11:22:26 / October 4, 2020 @ 11:22 am UTC/GMT. Id of earthquake: us6000c6t5. Event ids that are associated: us6000c6t5.

Nearest cities/city/villages to epicentrum/hypocenter was Wakkanai, Makubetsu (min 5000 pop). Country/countries that might be effected, Japan (c. 127 288 000 pop). Event epicenter was 36 km (22 miles) from Wakkanai (c. 41 600 pop), 30 km (18 miles) from Makubetsu (c. 25 900 pop).

In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days three and in the last 365 days six earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel anything?

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 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: 29 km NE of Makubetsu, Japan.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 142.0683° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 45.5752° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 306.5 km Depth of the event in kilometers.
Place 29 km NE of Makubetsu, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-10-04 11:22:26 Time when the event occurred. UTC/GMT
Updated 2020-10-14 12:12:18 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 246 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 1.464 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.73 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 110 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 us6000c6t5 Id of event.
Event Code 6000c6t5 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000c6t5, A comma-separated list of event ids that are associated to an event.

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