Earthquakes by city Japan 100 km
Seismic city profile

Komagane

Komagane, Japan: 281 earthquakes of magnitude 4.0+ detected within 100 km.

Population
32,202
Residents in the indexed city record.
Earthquakes
281
Earthquakes at M4.0+ nearby.
Max magnitude
6.3
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 35.717, 137.937
Nearby activity pulse
Last 30 days
2
Last 12 months
7
Last nearby event: 2026-04-18 05:54 UTC
Strongest nearby event
M 6.3
JP
1969-09-09 05:15 UTC

Map

Earthquakes within 100 km of Komagane

The map centers on Komagane and highlights the most recent earthquakes detected within 100 km.

Average magnitude
4.5
Average depth
90.6 km

Timeline

Recent seismic activity

Latest 7 events shown
UTC Magnitude Region Depth
2026-04-18 05:54 M 4.9
Chikuma
Japan
10.0 km
2026-04-18 04:20 M 4.9
Chikuma
Japan
10.0 km
2026-01-15 05:48 M 5.1 Matsumoto
Japan
2.3 km
2026-01-15 05:40 M 4.7
Azumino
Japan
7.8 km
2025-11-15 18:50 M 4.3
Takayama
Japan
260.3 km
2025-08-23 10:22 M 4.1
Chichibu
Japan
129.5 km
2025-05-29 06:28 M 4.3
Takayama
Japan
10.0 km

Monthly profile

Recent monthly trend

2025-08 1 events
2025-11 1 events
2026-01 2 events
2026-04 2 events