M4.4 earthquake 57 km SSW of Nemuro, Japan
A magnitude 4.4 earthquake struck 57 km SSW of Nemuro, Japan on Sat, Aug 11, 1973, 11:04 PM JST (14:04 UTC), 55 km (34 mi) below the surface.
A larger quake followed: M5.0 52 km SSW of Nemuro, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb), light
- Local time
- UTC
- 1973-08-11 14:04:27 UTC
- Depth
- 55.0 km (34.2 mi), shallow
- Epicenter
- 42.820° N, 145.393° 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.
- Stations used
- 20
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 10 in the 30 days before it.
After
- 4.252 km E of Kushiro, Japan · 19367 days ago · 109 km deep · 36 km away
- 3.829 km ESE of Kushiro, Japan · 19353 days ago · 103 km deep · 55 km away
- 5.052 km SSW of Nemuro, Japan · 19349 days ago · 52 km deep · 11 km away
- 4.891 km SSE of Nemuro, Japan · 19341 days ago · 33 km deep · 48 km away
Before
- 4.856 km SW of Shikotan, Russia · 19402 days ago · 33 km deep · 97 km away
- 4.954 km S of Nemuro, Japan · 19408 days ago · 53 km deep · 7 km away
- 4.153 km ENE of Nemuro, Japan · 19408 days ago · 68 km deep · 98 km away
- 5.092 km S of Nemuro, Japan · 19409 days ago · 45 km deep · 46 km away
- 4.4115 km SSE of Nemuro, Japan · 19410 days ago · 65 km deep · 78 km away
- 3.825 km S of Nemuro, Japan · 19415 days ago · 79 km deep · 35 km away
- 4.763 km ESE of Nemuro, Japan · 19418 days ago · 58 km deep · 86 km away
- 4.457 km ESE of Nemuro, Japan · 19422 days ago · 33 km deep · 68 km away
- 4.864 km E of Nemuro, Japan · 19424 days ago · 66 km deep · 91 km away
- 4.377 km S of Nemuro, Japan · 19425 days ago · 33 km deep · 25 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000032c. Read Tue, Sep 22, 2026, 8:55 PM UTC.