A light earthquake with magnitude 4.4 (ml/mb) was reported 63 kilometers (39 miles) from Onagawa Chō in Japan on Thursday. Exact location of event, depth 47.522 km, 142.1285° East, 38.2506° North. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 47.522 km (30 miles). Global date and time of event UTC/GMT: 28/08/25 / 2025-08-28 09:31:05 / August 28, 2025 @ 9:31 am. Event id: us6000rcar. Ids that are associated to the earthquake: us6000rcar. The 4.4-magnitude earthquake was detected at 09:31:05 / 9:31 am (local time epicenter).
Nearby country/countries that might be effected, Japan (c. 127 288 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Matsushima, Wakuya, Yamoto. Epicenter of the event was 75 km (46 miles) from Ishinomaki (c. 117 200 pop), 82 km (51 miles) from Yamoto (c. 32 000 pop), 93 km (58 miles) from Wakuya (c. 18 300 pop), 94 km (58 miles) from Matsushima (c. 16 400 pop).
Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been three, in the last 10 days six, in the past 30 days ten and in the last 365 days sixty-two earthquakes of magnitude 3.0 or greater that has occurred nearby.
Did you feel anything?
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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 63 km ESE of Onagawa Chō, Japan. This information comes from the USGS Earthquake Notification Service.
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