M4.2 earthquake 88 km WNW of Neiafu, Tonga
A magnitude 4.2 earthquake struck 88 km WNW of Neiafu, Tonga on Tue, Aug 6, 2019, 4:14 PM GMT+13 (03:14 UTC), 104 km (65 mi) below the surface.
A larger quake followed: M4.8 104 km WNW of Neiafu, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-08-06 03:14:57 UTC
- Depth
- 104.1 km (64.7 mi), intermediate-depth
- Epicenter
- 18.409° S, 174.779° 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 14.5 km horizontally, 10.5 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 103°
- Stations used
- 15
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 6 in the 30 days before it.
After
- 4.2169 km WNW of Neiafu, Tonga · 2613 days ago · 232 km deep · 81 km away
- 4.662 km NNW of Neiafu, Tonga · 2613 days ago · 10 km deep · 73 km away
- 4.735 km NW of Neiafu, Tonga · 2613 days ago · 51 km deep · 59 km away
- 4.2125 km NW of Neiafu, Tonga · 2600 days ago · 239 km deep · 61 km away
- 4.294 km W of Neiafu, Tonga · 2599 days ago · 151 km deep · 19 km away
- 4.742 km NNW of Neiafu, Tonga · 2598 days ago · 10 km deep · 69 km away
- 4.6107 km WNW of Neiafu, Tonga · 2583 days ago · 246 km deep · 29 km away
- 4.8104 km WNW of Neiafu, Tonga · 2569 days ago · 175 km deep · 18 km away
- 4.4148 km NW of Neiafu, Tonga · 2567 days ago · 195 km deep · 71 km away
Before
- 5.750 km NW of Neiafu, Tonga · 2614 days ago · 10 km deep · 43 km away
- 4.4158 km NW of Neiafu, Tonga · 2614 days ago · 183 km deep · 87 km away
- 4.4176 km NW of Neiafu, Tonga · 2617 days ago · 288 km deep · 100 km away
- 4.5103 km NW of Neiafu, Tonga · 2618 days ago · 77 km deep · 51 km away
- 4.464 km WSW of Neiafu, Tonga · 2640 days ago · 55 km deep · 60 km away
- 5.121 km NNE of Neiafu, Tonga · 2643 days ago · 10 km deep · 89 km away · felt by 3
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us600054z0. Read Thu, Oct 1, 2026, 5:17 AM UTC.