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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Iwaki in Japan

Earthquake location 37.171S, 140.939WA light earthquake with magnitude 4.3 (ml/mb) was reported 14 kilometers (9 miles) from Iwaki in Japan on Tuesday. Exact time and date of event in UTC/GMT: 03/03/20 / 2020-03-03 02:59:43 / March 3, 2020 @ 2:59 am. The temblor was detected at 11:59:43 / 11:59 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 55.45 km (34 miles). Exact location of event, longitude 140.939 East, latitude 37.171 North, depth = 55.45 km. All ids that are associated to the event: us60008b6q. Unique identifier: us60008b6q.

The epicenter was 14 km (9 miles) from Iwaki (c. 357 300 pop), 55 km (34 miles) from Kōriyama (c. 340 600 pop), 77 km (48 miles) from Fukushima-shi (c. 294 200 pop), 68 km (43 miles) from Hitachi (c. 186 300 pop), 51 km (32 miles) from Sukagawa (c. 68 800 pop), 82 km (51 miles) from Kuroiso (c. 61 200 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Karasuyama, Kakuda, Ōtawara. Country/countries that might be effected, Japan (c. 127 288 000 pop).

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

Did you feel anything?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 14 km NNE of Iwaki, Japan.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 140.939° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.171° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 55.45 km Depth of the event in kilometers.
Place 14km NNE of Iwaki, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-03-03 02:59:43 Time when the event occurred. UTC/GMT
Updated 2020-03-26 00:20:48 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 2.277 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.01 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 55 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 us60008b6q Id of event.
Event Code 60008b6q An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us60008b6q, A comma-separated list of event ids that are associated to an event.

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