M5.2 earthquake 67 km S of Pangai, Tonga
A magnitude 5.2 earthquake struck 67 km S of Pangai, Tonga on Tue, Jul 24, 1979, 8:34 PM GMT+13 (07:34 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.3 49 km SE of Pangai, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.2 (mb), moderate
- Local time
- UTC
- 1979-07-24 07:34:50 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 20.414° S, 174.450° 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
- OPERATOR_ASSIGNED
- Stations used
- 20
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.2 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.056 km SW of Pangai, Tonga · 17227 days ago · 173 km deep · 37 km away
- 5.074 km SE of Pangai, Tonga · 17218 days ago · 33 km deep · 69 km away
- 5.349 km SE of Pangai, Tonga · 17202 days ago · 76 km deep · 53 km away
- 4.922 km NE of Pangai, Tonga · 17179 days ago · 33 km deep · 88 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001218. Read Tue, Sep 22, 2026, 8:27 PM UTC.