M4.2 earthquake 68 km W of Wuwei, China
A magnitude 4.2 earthquake struck 68 km W of Wuwei, China on Fri, Aug 29, 1986, 6:47 AM GMT+9 (21:47 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.3 89 km WSW of Wuwei, China. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb), light
- Local time
- UTC
- 1986-08-28 21:47:01 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 37.863° N, 101.858° E
- Region
- China
- 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: 3 in the 60 days after this one and 5 in the 30 days before it.
After
- 5.389 km WSW of Wuwei, China · 14616 days ago · 18 km deep · 23 km away
- 5.381 km WSW of Wuwei, China · 14616 days ago · 19 km deep · 16 km away
- 4.483 km SW of Jinchang, China · 14616 days ago · 10 km deep · 21 km away
Before
- 4.582 km WSW of Wuwei, China · 14635 days ago · 10 km deep · 21 km away
- 4.378 km WSW of Wuwei, China · 14636 days ago · 10 km deep · 19 km away
- 5.084 km WSW of Wuwei, China · 14637 days ago · 23 km deep · 23 km away
- 5.496 km WSW of Wuwei, China · 14637 days ago · 10 km deep · 32 km away
- 6.0102 km WSW of Wuwei, China · 14637 days ago · 8 km deep · 35 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002xmk. Read Tue, Sep 22, 2026, 2:55 PM UTC.