M4.3 earthquake - Mariana Islands region
18 h ago · 16 Oct 2026, 03:57 UTC Mariana Islands region
What happened
A magnitude 4.3 earthquake struck Mariana Islands region on 16 Oct 2026, 03:57 UTC at a depth of 343 km.
Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was a deep earthquake; shaking at the surface is usually weak for its size.
Timeline
First reported by USGS
16 Oct 2026, 18:30 UTC
Nearby in the last 30 days
Tropical Cyclone TWENTYEIGHT-26
green alert
Light- 4.4
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10 km deep
Moderate - 4.2
M4.2 earthquake - Mariana Islands region
325 km deep
Moderate - 4.9
M4.9 earthquake - Volcano Islands, Japan region
35 km deep
Moderate - 5.1
M5.1 earthquake - Volcano Islands, Japan region
10 km deep
Strong - 5.0
M5.0 earthquake - Mariana Islands region
307 km deep
Strong - 4.9
M4.9 earthquake - Volcano Islands, Japan region
10 km deep
Moderate - 5.1
M5.1 earthquake - Volcano Islands, Japan region
10 km deep
Strong