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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag strikes near Nemuro in Japan

Earthquake location 42.7779S, 146.3204WA light earthquake with magnitude 4.6 (ml/mb) was reported 85 kilometers (53 miles) from Nemuro in Japan on Wednesday. Exact time and date of earthquake 27/01/21 / 2021-01-27 14:27:38 / January 27, 2021 @ 2:27 pm UTC/GMT. The 4.6-magnitude earthquake was detected at 14:27:38 / 2:27 pm (local time epicenter). Exact location of earthquake, 146.3204° East, 42.7779° North, depth 40.15 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 40.15 km (25 miles). Unique identifier: us7000d3q6. Ids that are associated to the event: us7000d3q6.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Nemuro. Epicenter of the earthquake was 86 km (53 miles) from Nemuro (c. 31 200 pop). Close country/countries, Japan (c. 127 288 000 pop) (That might be effected).

Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days eighteen earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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: 85 km SE of Nemuro, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 146.3204° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 42.7779° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 40.15 km Depth of the event in kilometers.
Place 85 km SE of Nemuro, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-01-27 14:27:38 Time when the event occurred. UTC/GMT
Updated 2021-01-29 14:44:10 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 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 2.463 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.85 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 54 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 us7000d3q6 Id of event.
Event Code 7000d3q6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000d3q6, A comma-separated list of event ids that are associated to an event.

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