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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.6 mag, 42 km SSE of Katsuura, Japan

Earthquake location 34.7846S, 140.4944WA light earthquake magnitude 4.6 (ml/mb) has struck on Monday, 42 kilometers (26 miles) from Katsuura in Japan. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 07:56:40 / 7:56 am (local time epicenter). Exact time and date of event in UTC/GMT: 03/11/19 / 2019-11-03 22:56:40 / November 3, 2019 @ 10:56 pm. Exact location of event, longitude 140.4944 East, latitude 34.7846 North, depth = 89.57 km. The epicenter of the earthquake was roughly 89.57 km (56 miles) below the earth’s surface. All ids that are associated to the event: us60006app. Unique identifier: us60006app.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Yachimata, Chiba, Yokosuka. Earthquake epicenter was 97 km (60 miles) from Chiba (c. 919 700 pop), 94 km (58 miles) from Yokosuka (c. 429 000 pop), 90 km (56 miles) from Ichihara (c. 283 500 pop), 84 km (52 miles) from Kisarazu (c. 122 500 pop), 72 km (45 miles) from Mobara (c. 97 300 pop), 81 km (51 miles) from Kimitsu (c. 92 100 pop), 98 km (61 miles) from Yachimata (c. 83 300 pop). Close country/countries that might be effected, Japan (c. 127 288 000 pop).

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

Did you feel it?

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: 42 km SSE of Katsuura, Japan.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 140.4944° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 34.7846° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 89.57 km Depth of the event in kilometers.
Place 42km SSE of Katsuura, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-11-03 22:56:40 Time when the event occurred. UTC/GMT
Updated 2019-11-28 05:20:24 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 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 1.758 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.94 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 108 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 us60006app Id of event.
Event Code 60006app An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us60006app, A comma-separated list of event ids that are associated to an event.

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