According to JMA, a magnitude 5.1 earthquake struck near Northeastern Chiba Prefecture on October 1, 2026. It was recorded at 09:27 PM GMT+9 at a depth of 50 km.
Magnitude and location may later be revised by JMA.
How far was the epicenter from you?
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From 1990 until this earthquake, 1,438 earthquakes of magnitude 4.5 or greater were recorded within 100 km of the epicenter. The largest was an M7.9 earthquake on March 11, 2011.
Where was the October 1, 2026 earthquake near Northeastern Chiba Prefecture?
The earthquake occurred near Northeastern Chiba Prefecture at 35.800° N, 140.700° E, at a depth of 50 km. The nearest town was Mito, about 66 km away.
How strong was the earthquake near Northeastern Chiba Prefecture?
JMA reported a magnitude of Mj 5.1 (moderate). How strongly it was felt, and any damage, also depend on depth, distance from the epicenter and local ground conditions.
Were there aftershocks after the earthquake near Northeastern Chiba Prefecture?
Since this earthquake, 5 earthquakes have been recorded within 50 km of the epicenter; the largest was M4.8.