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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag was detected near Miyako in Japan


Earthquake location 39.8716S, 142.6178WA light earthquake magnitude 4.2 (ml/mb) has struck on Sunday, 63 kilometers (39 miles) from Miyako in Japan. The temblor was reported at 06:49:52 / 6:49 am (local time epicenter). Exact location of earthquake, longitude 142.6178 East, latitude 39.8716 North, depth = 42.431 km. Date and time of earthquake in UTC/GMT: 18/08/24 / 2024-08-18 06:49:52 / August 18, 2024 @ 6:49 am. The earthquake occurred at a depth of 42.431 km (26 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Id of earthquake: us7000nd3t. Event ids that are associated: us7000nd3t.

Earthquake epicenter was 63 km (39 miles) from Miyako (c. 51 700 pop), 92 km (57 miles) from Kamaishi (c. 43 100 pop), 73 km (45 miles) from Yamada (c. 20 100 pop), 83 km (52 miles) from Ōtsuchi (c. 16 500 pop). Closest city/cities/towns to epicentrum/hypocenter was Kamaishi, Ōtsuchi, Yamada (min 5000 pop). Nearby country/countries that might be effected, Japan (c. 127 288 000 pop).

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

Did you feel the quake?

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: 63 km ENE of Miyako, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 142.6178° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 39.8716° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 42.431 km Depth of the event in kilometers.
Place 63 km ENE of Miyako, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-08-18 06:49:52 Time when the event occurred. UTC/GMT
Updated 2024-09-12 09:41:13 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 271 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 23 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.5 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.78 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 159 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 us7000nd3t Id of event.
Event Code 7000nd3t An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000nd3t, A comma-separated list of event ids that are associated to an event.

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