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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag was detected near Yachimata in Japan

Earthquake location 35.6382S, 140.2492WA light earthquake with magnitude 4.5 (ml/mb) was detected on Sunday, 6 kilometers (4 miles) from Yachimata in Japan. Event ids that are associated to the earthquake: us6000bbhd. Id of event: us6000bbhd. Date and time of earthquake in UTC/GMT: 09/08/20 / 2020-08-09 12:54:33 / August 9, 2020 @ 12:54 pm. The temblor was detected at 12:54:33 / 12:54 pm (local time epicenter). Exact location of earthquake, 140.2492° East, 35.6382° North, depth 58.73 km. The earthquake occurred at a depth of 58.73 km (36 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

The epicenter was 51 km (31 miles) from Tokyo (c. 8 336 600 pop), 59 km (37 miles) from Yokohama (c. 3 574 400 pop), 50 km (31 miles) from Kawasaki (c. 1 306 800 pop), 61 km (38 miles) from Saitama (c. 1 193 400 pop), 62 km (38 miles) from Yono (c. 1 077 700 pop), 12 km (7 miles) from Chiba (c. 919 700 pop), 84 km (52 miles) from Hachiōji (c. 579 400 pop). Nearest cities/city/towns to hypocenter/epicentrum was Funaishikawa, Sano, Mibu (min 5000 pop). Close country/countries, Japan (c. 127 288 000 pop) (That might be effected).

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 two, in the past 30 days three and in the last 365 days sixty-six earthquakes of magnitude 3.0 or greater that was reported nearby. Each year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

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: 6 km WSW of Yachimata, Japan.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 140.2492° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.6382° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 58.73 km Depth of the event in kilometers.
Place 6 km WSW of Yachimata, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-08-09 12:54:33 Time when the event occurred. UTC/GMT
Updated 2020-08-12 04:48:04 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 312 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 0.593 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.05 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 117 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 us6000bbhd Id of event.
Event Code 6000bbhd An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000bbhd, A comma-separated list of event ids that are associated to an event.

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