Japan – Gunma Prefecture

This page summarizes earthquakes in Gunma Prefecture (Japan). The most recently recorded event was a magnitude M3.6 earthquake near Meiwa on 2026-08-14 21:58:30 UTC. All event lists and map markers are limited to the last 30 days.

Earthquakes (last 30 days)
1
Max magnitude (last 30 days)
M3.6
Avg magnitude (last 30 days)
M3.60
Avg depth (last 30 days)
70 km
Seismic activity in 2026

In 2026, Gunma Prefecture recorded 1 earthquakes within Japan.

Located on the Okhotsk Plate.

Map (last 30 days)
< 2 2–4 4–5 ≥ 5
Earthquakes in Gunma Prefecture (last 30 days)
M3.6
Meiwa
2026-08-14 · 21:58 UTC · 70 km
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