M4.4 earthquake 85 km SE of Hihifo, Tonga
A magnitude 4.4 earthquake struck 85 km SE of Hihifo, Tonga on Sat, Sep 12, 2020, 5:35 PM GMT+13 (04:35 UTC), 79 km (49 mi) below the surface.
A larger quake followed: M4.7 70 km S 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
- 4.4 (mb), light
- Local time
- UTC
- 2020-09-12 04:35:06 UTC
- Depth
- 78.5 km (48.8 mi), intermediate-depth
- Epicenter
- 16.548° S, 173.279° 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 5.4 km horizontally, 7.8 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 73°
- Stations used
- 27
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 6 in the 30 days before it.
After
- 4.377 km ESE of Hihifo, Tonga · 2202 days ago · 13 km deep · 49 km away
- 4.462 km SSW of Hihifo, Tonga · 2200 days ago · 77 km deep · 85 km away
- 4.770 km S of Hihifo, Tonga · 2179 days ago · 49 km deep · 45 km away
- 4.1111 km SSE of Hihifo, Tonga · 2175 days ago · 76 km deep · 48 km away
- 4.665 km S of Hihifo, Tonga · 2170 days ago · 70 km deep · 49 km away
- 4.2106 km SSW of Hihifo, Tonga · 2166 days ago · 141 km deep · 90 km away
Before
- 4.546 km SSW of Hihifo, Tonga · 2218 days ago · 59 km deep · 81 km away
- 4.6153 km NNE of Neiafu, Tonga · 2225 days ago · 10 km deep · 91 km away
- 4.570 km ESE of Hihifo, Tonga · 2228 days ago · 10 km deep · 42 km away
- 4.686 km ESE of Hihifo, Tonga · 2229 days ago · 10 km deep · 50 km away
- 4.771 km ESE of Hihifo, Tonga · 2230 days ago · 10 km deep · 45 km away
- 4.885 km ESE of Hihifo, Tonga · 2236 days ago · 10 km deep · 42 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000bpd2. Read Wed, Sep 30, 2026, 11:14 PM UTC.