M4.1 earthquake 23 km ESE of Hasaki, Japan
A magnitude 4.1 earthquake struck 23 km ESE of Hasaki, Japan on Wed, Feb 17, 1982, 2:33 PM JST (05:33 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.2 118 km SE of Hasaki, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb), light
- Local time
- UTC
- 1982-02-17 05:33:38 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 35.657° N, 141.074° 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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.565 km ESE of ?hara, Japan · 16288 days ago · 51 km deep · 72 km away
- 4.575 km E of Hasaki, Japan · 16284 days ago · 33 km deep · 56 km away
- 4.452 km ESE of Hitachi, Japan · 16277 days ago · 33 km deep · 83 km away
- 4.85 km WSW of Chiba, Japan · 16266 days ago · 74 km deep · 92 km away
- 4.610 km ESE of Okunoya, Japan · 16266 days ago · 94 km deep · 82 km away
- 4.03 km ENE of Honch?, Japan · 16241 days ago · 72 km deep · 96 km away
- 4.594 km E of Hasaki, Japan · 16241 days ago · 33 km deep · 73 km away
- 4.42 km WSW of Sakura, Japan · 16237 days ago · 60 km deep · 78 km away
- 5.2118 km SE of Hasaki, Japan · 16236 days ago · 44 km deep · 99 km away
- 4.910 km ESE of Omigawa, Japan · 16236 days ago · 66 km deep · 36 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001jp4. Read Tue, Sep 29, 2026, 9:57 PM UTC.