M4.5 earthquake 19 km SE of Obihiro, Japan
A magnitude 4.5 earthquake struck 19 km SE of Obihiro, Japan on Thu, Jun 20, 1985, 7:49 PM JST (10:49 UTC), 140 km (87 mi) below the surface.
A larger quake followed: M4.9 62 km SE of Shizunai-furukawach?, 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
- 1985-06-20 10:49:23 UTC
- Depth
- 140.2 km (87.1 mi), intermediate-depth
- Epicenter
- 42.798° N, 143.377° E
- Region
- Japan
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (II JMA) at Obihiro.
From the USGS event page for usp0002g07. U.S. Geological Survey text and figures are in the public domain.
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: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.747 km NNW of Kushiro, Japan · 15073 days ago · 25 km deep · 83 km away
- 4.644 km SE of Shizunai-furukawach?, Japan · 15062 days ago · 53 km deep · 98 km away
- 4.650 km NW of Kushiro, Japan · 15062 days ago · 28 km deep · 79 km away
- 4.962 km SE of Shizunai-furukawach?, Japan · 15062 days ago · 57 km deep · 93 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002g07. Read Thu, Oct 1, 2026, 9:40 AM UTC.