A light earthquake with magnitude 4.3 (ml/mb) was detected on Tuesday, 76 kilometers (47 miles) from Kushiro in Japan. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 43.479 km (27 miles) below the earth’s surface. Exact location of event, depth 43.479 km, 144.5577° East, 42.2958° North. Global date and time of event UTC/GMT: 12/08/25 / 2025-08-12 14:31:42 / August 12, 2025 @ 2:31 pm. Id of earthquake: us6000r03r. Event ids that are associated: us6000r03r. The 4.3-magnitude earthquake was detected at 14:31:42 / 2:31 pm (local time epicenter).

Epicenter of the event was 77 km (48 miles) from Kushiro (c. 183 600 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Kushiro. Nearby country/countries that might be effected, Japan (c. 127 288 000 pop).

There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days five and in the last 365 days fourty-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 76 km S of Kushiro, Japan. This data comes from the USGS Earthquake Notification Service.

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