Tonga earthquakes

M5.0 earthquake 55 km SW of Vaini, Tonga

A magnitude 5.0 earthquake struck 55 km SW of Vaini, Tonga on Tue, Apr 7, 2020, 7:02 AM GMT+13 (18:02 UTC), 42 km (26 mi) below the surface.

A larger quake followed: M5.5 100 km SW of ‘Ohonua, Tonga. This one was a foreshock.

Nuku‘alofa forecastMore in Tonga

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
5.0 (mb, body-wave), moderate
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-04-06 18:02:01 UTC
Depth
42.2 km (26.2 mi), shallow
Epicenter
21.541° S, 175.558° W
Region
Tonga
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 10.2 km horizontally, 4.7 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
32°
Stations used
67

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 2.0 and up: 10 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 4.6142 km SW of Vaini, Tonga · 2355 days ago · 60 km deep · 88 km away
  2. 5.5100 km SW of ‘Ohonua, Tonga · 2354 days ago · 40 km deep · 60 km away · felt by 5
  3. 4.556 km SSW of ‘Ohonua, Tonga · 2353 days ago · 35 km deep · 55 km away
  4. 4.5106 km WSW of Haveluloto, Tonga · 2352 days ago · 104 km deep · 61 km away
  5. 4.720 km NNW of Nuku‘alofa, Tonga · 2347 days ago · 10 km deep · 67 km away · felt by 2
  6. 4.293 km WNW of Haveluloto, Tonga · 2339 days ago · 382 km deep · 90 km away
  7. 4.478 km SW of ‘Ohonua, Tonga · 2339 days ago · 44 km deep · 39 km away
  8. 4.695 km WSW of Haveluloto, Tonga · 2334 days ago · 112 km deep · 57 km away
  9. 4.558 km SSW of ‘Ohonua, Tonga · 2312 days ago · 35 km deep · 54 km away
  10. 5.3120 km SSW of ‘Ohonua, Tonga · 2311 days ago · 22 km deep · 80 km away · felt by 1

Before

  1. 4.6150 km SW of Haveluloto, Tonga · 2397 days ago · 153 km deep · 97 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70008q1c. Read Sat, Oct 3, 2026, 2:29 AM UTC.