M1.8 earthquake 13 km ESE of Greenback, Tennessee
A magnitude 1.8 earthquake struck 13 km ESE of Greenback, Tennessee on Tue, Aug 25, 1987, 6:53 AM EDT (10:53 UTC), 14 km (9 mi) below the surface.
A larger quake followed: M3.3 7 km WNW of Vonore, Tennessee. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (Md, duration), micro
- Magnitude from
- SE
- Local time
- UTC
- 1987-08-25 10:53:08 UTC
- Depth
- 13.8 km (8.6 mi), shallow
- Epicenter
- 35.633° N, 84.032° W
- Region
- Tennessee
- 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
- From location
- Station coverage gap
- 53°
- Stations used
- 30
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 0 in the 30 days before it.
After
- 3.12 km W of Madisonville, Tennessee · 14276 days ago · 21 km deep · 35 km away
- 3.37 km WNW of Vonore, Tennessee · 14255 days ago · 19 km deep · 25 km away
- 2.117 km E of Tellico Plains, Tennessee · 14242 days ago · 13 km deep · 29 km away
- 2.37 km SE of Kingston, Tennessee · 14227 days ago · 13 km deep · 44 km away
- 1.65 km WSW of Garland, Tennessee · 14224 days ago · 11 km deep · 25 km away
- 1.813 km SW of Epworth, Georgia · 14224 days ago · 7 km deep · 94 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event se60661. Read Fri, Oct 2, 2026, 11:53 AM UTC.