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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Miyako in Japan


Earthquake location 39.6557S, 141.9821WA light earthquake with magnitude 4.2 (ml/mb) was reported 3 kilometers (2 miles) from Miyako in Japan on Friday. Event id: us7000qalu. Ids that are associated to the earthquake: us7000qalu. Exact time and date of event in UTC/GMT: 04/07/25 / 2025-07-04 07:56:47 / July 4, 2025 @ 7:56 am. The 4.2-magnitude earthquake was detected at 07:56:47 / 7:56 am (local time epicenter). Exact location of event, depth 56.852 km, 141.9821° East, 39.6557° North. The earthquake occurred at a depth of 56.852 km (35 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Ichinohe, Shizukuishi, Kitakami. The epicenter was 71 km (44 miles) from Morioka-shi (c. 295 200 pop), 85 km (53 miles) from Kitakami (c. 93 900 pop), 80 km (50 miles) from Hanamaki (c. 73 100 pop), 4 km (2 miles) from Miyako (c. 51 700 pop), 43 km (27 miles) from Kamaishi (c. 43 100 pop), 69 km (43 miles) from Ōfunato (c. 35 400 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 one, in the past 30 days two and in the last 365 days fourty-nine earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 3 km ENE of Miyako, Japan.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 141.9821° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 39.6557° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 56.852 km Depth of the event in kilometers.
Place 3 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 2025-07-04 07:56:47 Time when the event occurred. UTC/GMT
Updated 2025-07-04 08:28:52 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 45 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.333 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.69 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 135 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 us7000qalu Id of event.
Event Code 7000qalu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000qalu, A comma-separated list of event ids that are associated to an event.

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