M6.1 earthquake 51 km E of ‘Ohonua, Tonga
A magnitude 6.1 earthquake struck 51 km E of ‘Ohonua, Tonga on Fri, Mar 27, 1987, 7:32 AM GMT+13 (18:32 UTC), 81 km (51 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.1 (mw), strong
- Local time
- UTC
- 1987-03-26 18:32:25 UTC
- Depth
- 81.3 km (50.5 mi), intermediate-depth
- Epicenter
- 21.390° S, 174.459° W
- Region
- Tonga
- 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
- CONSTRAINED_BY_DEPTH_PHASES
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 3.1 and up: 6 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.889 km SE of ‘Ohonua, Tonga · 14433 days ago · 33 km deep · 54 km away
- 5.028 km ENE of ‘Ohonua, Tonga · 14432 days ago · 33 km deep · 30 km away
- 5.381 km E of ‘Ohonua, Tonga · 14429 days ago · 32 km deep · 32 km away
- 4.997 km E of ‘Ohonua, Tonga · 14405 days ago · 40 km deep · 47 km away
- 5.674 km ENE of ‘Ohonua, Tonga · 14379 days ago · 33 km deep · 31 km away
- 4.799 km ENE of ‘Ohonua, Tonga · 14376 days ago · 33 km deep · 62 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00033ns (also filed as gcmtb032687e, gcmt19870326183220, iscgem473083). Read Wed, Sep 30, 2026, 12:34 PM UTC.