M4.2 earthquake 135 km NW of Hihifo, Tonga
A magnitude 4.2 earthquake struck 135 km NW of Hihifo, Tonga on Sun, Jun 17, 2018, 6:16 PM GMT+13 (05:16 UTC), 149 km (93 mi) below the surface.
A larger quake followed: M4.4 139 km NW of Hihifo, 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
- 2018-06-17 05:16:29 UTC
- Depth
- 149.4 km (92.9 mi), intermediate-depth
- Epicenter
- 15.069° S, 174.663° 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 12.4 km horizontally, 18.0 km in depth
- Magnitude uncertainty
- ±0.17
- Depth from
- From location
- Station coverage gap
- 171°
- Stations used
- 14
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 2 in the 30 days before it.
After
- 4.2123 km W of Hihifo, Tonga · 3029 days ago · 249 km deep · 95 km away
- 4.4139 km NW of Hihifo, Tonga · 3013 days ago · 167 km deep · 9 km away
- 4.1191 km SSE of Mata-Utu, Wallis and Futuna · 2976 days ago · 304 km deep · 87 km away
- 4.393 km N of Hihifo, Tonga · 2976 days ago · 35 km deep · 77 km away
- 4.2107 km WNW of Hihifo, Tonga · 2976 days ago · 260 km deep · 73 km away
- 4.2119 km WNW of Hihifo, Tonga · 2973 days ago · 278 km deep · 68 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000eyew. Read Fri, Oct 2, 2026, 10:17 PM UTC.