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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 73 km SE of Toba, Japan

Earthquake location 33.9696S, 137.347WA light earthquake magnitude 4 (ml/mb) has occurred on Sunday, 73 kilometers (45 miles) from Toba in Japan. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 17/07/16 / 2016-07-17 09:03:16 / July 17, 2016 @ 9:03 am. All ids that are associated to the event: us20006gp1. Unique identifier: us20006gp1. Exact location of event, longitude 137.347 East, latitude 33.9696 North, depth = 333.51 km. The epicenter of the earthquake was roughly 333.51 km (207 miles) below the earth’s surface. The temblor was detected at 18:03:16 / 6:03 pm (local time epicenter).

Nearby country/countries that might be effected, Japan (c. 127 288 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Toyohashi, Hamamatsu, Kosai-shi (min 5000 pop). The epicenter was 89 km (55 miles) from Hamamatsu (c. 605 100 pop), 89 km (55 miles) from Toyohashi (c. 378 400 pop), 82 km (51 miles) from Ise (c. 97 300 pop), 85 km (53 miles) from Kosai-shi (c. 43 700 pop), 78 km (48 miles) from Tahara (c. 38 200 pop), 74 km (46 miles) from Toba (c. 23 300 pop).

There are an estimated 13,000 light earthquakes in the world each year. 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 two and in the last 365 days eight earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel anything?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 73 km SE of Toba, Japan.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 137.347° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 33.9696° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 333.51 km Depth of the event in kilometers.
Place 73km SE of Toba, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-07-17 09:03:16 Time when the event occurred. UTC/GMT
Updated 2016-07-30 07:45:25 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 1.401 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.93 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 71 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 us20006gp1 Id of event.
Event Code 20006gp1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20006gp1, A comma-separated list of event ids that are associated to an event.

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