M4.5 earthquake 11 km N of Hasaki, Japan
A magnitude 4.5 earthquake struck 11 km N of Hasaki, Japan on Sun, Jul 26, 1981, 1:32 AM JST (16:32 UTC), 54 km (34 mi) below the surface.
A larger quake followed: M5.6 51 km E of ?hara, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1981-07-25 16:32:39 UTC
- Depth
- 54.0 km (33.6 mi), shallow
- Epicenter
- 35.835° N, 140.837° 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.
- Depth from
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.16 km ESE of Narut?, Japan · 16501 days ago · 75 km deep · 43 km away
- 4.926 km SE of Hitachi, Japan · 16490 days ago · 60 km deep · 70 km away
- 4.410 km SSE of Hasaki, Japan · 16474 days ago · 33 km deep · 21 km away
- 3.98 km NNW of Sakura, Japan · 16470 days ago · 76 km deep · 58 km away
- 5.56 km ESE of Hasaki, Japan · 16464 days ago · 58 km deep · 15 km away
- 5.651 km E of ?hara, Japan · 16463 days ago · 44 km deep · 71 km away
- 4.53 km WNW of ?hara, Japan · 16461 days ago · 66 km deep · 77 km away
- 4.284 km SE of Hasaki, Japan · 16454 days ago · 33 km deep · 93 km away
- 4.843 km NE of Hasaki, Japan · 16453 days ago · 39 km deep · 35 km away
- 4.91 km ESE of Ishige, Japan · 16453 days ago · 87 km deep · 83 km away
- 4.674 km SE of Hasaki, Japan · 16452 days ago · 33 km deep · 82 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001exj. Read Wed, Sep 30, 2026, 12:28 PM UTC.