M4.4 earthquake 57 km ESE of Nemuro, Japan
A magnitude 4.4 earthquake struck 57 km ESE of Nemuro, Japan on Sat, Jul 21, 1973, 8:42 AM JST (23:42 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.7 63 km ESE 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
- 1973-07-20 23:42:02 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 43.044° N, 146.167° 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
- OPERATOR_ASSIGNED
- Stations used
- 9
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 70 in the 30 days before it.
After
- 4.763 km ESE of Nemuro, Japan · 19418 days ago · 58 km deep · 19 km away
- 4.927 km S of Shikotan, Russia · 19415 days ago · 62 km deep · 75 km away
- 3.825 km S of Nemuro, Japan · 19414 days ago · 79 km deep · 47 km away
- 5.479 km S of Shikotan, Russia · 19413 days ago · 52 km deep · 52 km away
- 4.4115 km SSE of Nemuro, Japan · 19409 days ago · 65 km deep · 77 km away
- 5.092 km S of Nemuro, Japan · 19408 days ago · 45 km deep · 69 km away
- 4.153 km ENE of Nemuro, Japan · 19408 days ago · 68 km deep · 47 km away
- 4.954 km S of Nemuro, Japan · 19407 days ago · 53 km deep · 61 km away
- 6.045 km SSW of Shikotan, Russia · 19402 days ago · 55 km deep · 50 km away
- 4.856 km SW of Shikotan, Russia · 19402 days ago · 33 km deep · 41 km away
- 4.851 km SSW of Shikotan, Russia · 19401 days ago · 59 km deep · 44 km away
- 4.457 km SSW of Nemuro, Japan · 19400 days ago · 55 km deep · 68 km away
- 5.031 km SSE of Shikotan, Russia · 19386 days ago · 39 km deep · 75 km away
- 4.252 km E of Kushiro, Japan · 19367 days ago · 109 km deep · 93 km away
Before
- 4.763 km S of Shikotan, Russia · 19423 days ago · 50 km deep · 58 km away
- 4.864 km E of Nemuro, Japan · 19423 days ago · 66 km deep · 26 km away
- 4.232 km S of Shikotan, Russia · 19423 days ago · 68 km deep · 71 km away
- 4.377 km S of Nemuro, Japan · 19424 days ago · 33 km deep · 68 km away
- 5.449 km SSW of Shikotan, Russia · 19427 days ago · 43 km deep · 46 km away
- 4.441 km SW of Shikotan, Russia · 19428 days ago · 33 km deep · 55 km away
- 5.3123 km SE of Nemuro, Japan · 19430 days ago · 21 km deep · 67 km away
- 4.463 km E of Nemuro, Japan · 19431 days ago · 55 km deep · 26 km away
- 4.026 km SSW of Shikotan, Russia · 19432 days ago · 44 km deep · 68 km away
- 5.050 km SSW of Shikotan, Russia · 19434 days ago · 61 km deep · 45 km away
- 4.582 km ESE of Nemuro, Japan · 19437 days ago · 39 km deep · 29 km away
- 4.278 km SSE of Nemuro, Japan · 19437 days ago · 41 km deep · 40 km away
- 4.992 km SSE of Nemuro, Japan · 19438 days ago · 36 km deep · 59 km away
- 4.071 km SE of Shikotan, Russia · 19438 days ago · 33 km deep · 95 km away
- 4.213 km SSW of Shikotan, Russia · 19439 days ago · 48 km deep · 82 km away
- 5.247 km SSW of Nemuro, Japan · 19440 days ago · 57 km deep · 64 km away
- 4.529 km E of Nemuro, Japan · 19441 days ago · 33 km deep · 41 km away
- 4.660 km S of Shikotan, Russia · 19443 days ago · 33 km deep · 56 km away
- 5.9Hokkaido, Japan region · 19443 days ago · 50 km deep · 50 km away
- 4.944 km NE of Nemuro, Japan · 19443 days ago · 58 km deep · 63 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00002sm. Read Tue, Sep 22, 2026, 11:23 AM UTC.