M4.2 earthquake 47 km ESE of Hihifo, Tonga
A magnitude 4.2 earthquake struck 47 km ESE of Hihifo, Tonga on Wed, Aug 14, 2019, 2:57 PM GMT+13 (01:57 UTC), 98 km (61 mi) below the surface.
A larger quake followed: M5.7 94 km NE 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), light
- Local time
- UTC
- 2019-08-14 01:57:23 UTC
- Depth
- 97.8 km (60.8 mi), intermediate-depth
- Epicenter
- 16.131° S, 173.387° 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 8.8 km horizontally, 6.7 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 78°
- Stations used
- 50
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.746 km NNE of Hihifo, Tonga · 2602 days ago · 89 km deep · 73 km away
- 4.4109 km S of Hihifo, Tonga · 2596 days ago · 122 km deep · 100 km away
- 5.794 km NE of Hihifo, Tonga · 2573 days ago · 10 km deep · 90 km away
- 4.549 km SE of Hihifo, Tonga · 2571 days ago · 37 km deep · 18 km away
- 4.662 km S of Hihifo, Tonga · 2570 days ago · 42 km deep · 68 km away
- 5.690 km ENE of Hihifo, Tonga · 2565 days ago · 10 km deep · 72 km away
- 4.460 km SW of Hihifo, Tonga · 2560 days ago · 72 km deep · 84 km away
- 4.884 km SSW of Hihifo, Tonga · 2551 days ago · 87 km deep · 89 km away
Before
- 4.573 km SSE of Hihifo, Tonga · 2617 days ago · 35 km deep · 46 km away
- 4.819 km W of Hihifo, Tonga · 2618 days ago · 57 km deep · 65 km away
- 4.896 km ENE of Hihifo, Tonga · 2621 days ago · 10 km deep · 73 km away
- 4.5126 km SE of Hihifo, Tonga · 2622 days ago · 10 km deep · 83 km away
- 4.830 km WNW of Hihifo, Tonga · 2626 days ago · 118 km deep · 78 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us600054u7. Read Wed, Sep 30, 2026, 3:50 AM UTC.