M5.9 earthquake 84 km NE of Hasaki, Japan
A magnitude 5.9 earthquake struck 84 km NE of Hasaki, Japan on Sat, Sep 18, 1965, 12:18 AM JST (15:18 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M7.0 73 km E of Ōarai, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.9 (mw), moderate
- Local time
- UTC
- 1965-09-17 15:18:36 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 36.245° N, 141.530° E
- Region
- Japan
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 3 in the 60 days after this one and 3 in the 30 days before it.
After
- 7.073 km E of Ōarai, Japan · 22285 days ago · 41 km deep · 15 km away
- 6.569 km ESE of Takahagi, Japan · 22280 days ago · 40 km deep · 23 km away
- 5.751 km ESE of Takahagi, Japan · 22227 days ago · 40 km deep · 40 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem853917. Read Tue, Sep 22, 2026, 10:02 AM UTC.