M4.9 earthquake 130 km E of Pangai, Tonga
A magnitude 4.9 earthquake struck 130 km E of Pangai, Tonga on Tue, Aug 20, 2019, 7:19 PM GMT+13 (06:19 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.0 113 km ESE 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
- 4.9 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-08-20 06:19:58 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 19.883° S, 173.112° 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.
- Location uncertainty
- About 10.9 km horizontally, 1.6 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- Operator assigned
- Station coverage gap
- 82°
- Stations used
- 29
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 6 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.5134 km ENE of Pangai, Tonga · 2574 days ago · 10 km deep · 36 km away
- 4.4121 km E of Pangai, Tonga · 2561 days ago · 10 km deep · 14 km away
- 4.5114 km ESE of Pangai, Tonga · 2557 days ago · 10 km deep · 48 km away
- 4.8105 km ESE of Pangai, Tonga · 2555 days ago · 10 km deep · 37 km away
- 4.8118 km ESE of Pangai, Tonga · 2547 days ago · 10 km deep · 55 km away
- 5.0113 km ESE of Pangai, Tonga · 2544 days ago · 10 km deep · 40 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us600057br. Read Sat, Oct 3, 2026, 1:08 AM UTC.