M4.5 earthquake 134 km N of Neiafu, Tonga
A magnitude 4.5 earthquake struck 134 km N of Neiafu, Tonga on Sun, Mar 1, 2020, 8:08 AM GMT-12 (20:08 UTC), 120 km (74 mi) below the surface.
A larger quake followed: M4.9 133 km NNE 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
- 4.5 (mb), light
- Local time
- UTC
- 2020-03-01 20:08:25 UTC
- Depth
- 119.5 km (74.3 mi), intermediate-depth
- Epicenter
- 17.445° S, 174.172° 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 8.3 km horizontally, 12.0 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 125°
- Stations used
- 17
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 6 in the 30 days before it.
After
- 4.3150 km SSW of Hihifo, Tonga · 2396 days ago · 91 km deep · 22 km away
- 4.3122 km SW of Hihifo, Tonga · 2377 days ago · 135 km deep · 92 km away
- 4.9133 km NNE of Neiafu, Tonga · 2345 days ago · 31 km deep · 53 km away
Before
- 4.5146 km SSW of Hihifo, Tonga · 2405 days ago · 91 km deep · 56 km away
- 4.286 km NNE of Neiafu, Tonga · 2417 days ago · 92 km deep · 65 km away
- 4.7136 km N of Neiafu, Tonga · 2418 days ago · 50 km deep · 22 km away
- 4.693 km NW of Neiafu, Tonga · 2419 days ago · 81 km deep · 78 km away
- 4.790 km NNW of Neiafu, Tonga · 2427 days ago · 77 km deep · 63 km away
- 4.9109 km NW of Neiafu, Tonga · 2430 days ago · 92 km deep · 60 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us60008b1n. Read Wed, Sep 30, 2026, 11:15 PM UTC.