3
Recorded earthquakes
region
October 2025
Chiba earthquakes in October 2025
Earthquake archive for Chiba in October 2025: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.6
Strongest magnitude
4.6
Average magnitude
57.4 km
Average depth
Strongest event
4.6
26 Oct 2025
Chiba, Japan
Depth
85.4 km
UTC
13:34:57
Coordinates
35.762, 140.036
Analysis of the recorded activity
During October 2025, 3 earthquakes were recorded near Chiba. Magnitudes ranged from 4.5 to 4.6, with an average of 4.6; depths ranged from 10.0 to 85.4 km, averaging 57.4 km. Activity extended from Wednesday, October 1, 2025 to Sunday, October 26, 2025 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.6
85.4 km
Chiba, Japan
26 Oct 2025 13:34:57 UTC
4.6
76.7 km
Chiba, Japan
24 Oct 2025 06:47:25 UTC
4.5
10.0 km
Chiba, Japan
01 Oct 2025 19:26:13 UTC