Light earthquake
M4.6 Earthquake — 140 km SE of Katsuura, Japan
2026-07-16 16:04 UTC · 34.27°, 141.42°
A magnitude 4.6 (light) earthquake struck 140 km SE of Katsuura, Japan on 2026-07-16 16:04 UTC, at a depth of 10 km. See it live on Earth Live's real-time 3D globe.
M4.6
Magnitude
10 km
Depth
120 t
TNT equivalent
~574 km
Felt radius (est.)
Source: USGS event page. Energy and felt-radius figures are standard seismological estimates, not official assessments.