M4.5 earthquake 65 km ESE of ?hara, Japan
A magnitude 4.5 earthquake struck 65 km ESE of ?hara, Japan on Thu, Feb 25, 1982, 12:23 PM JST (03:23 UTC), 51 km (32 mi) below the surface.
A larger quake followed: M5.7 67 km SE of Katsuura, 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, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1982-02-25 03:23:20 UTC
- Depth
- 50.9 km (31.6 mi), shallow
- Epicenter
- 35.012° N, 141.047° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.767 km SE of Katsuura, Japan · 16262 days ago · 27 km deep · 39 km away
- 4.892 km SSE of Katsuura, Japan · 16262 days ago · 33 km deep · 76 km away
- 4.279 km SE of Katsuura, Japan · 16262 days ago · 33 km deep · 31 km away
- 5.066 km SE of Katsuura, Japan · 16262 days ago · 50 km deep · 33 km away
- 4.859 km SE of Katsuura, Japan · 16251 days ago · 57 km deep · 45 km away
- 5.2118 km SE of Hasaki, Japan · 16240 days ago · 44 km deep · 54 km away
- 4.910 km ESE of Omigawa, Japan · 16240 days ago · 66 km deep · 94 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001ju8. Read Sat, Oct 3, 2026, 8:00 PM UTC.