Tonga earthquakes

M4.7 earthquake 175 km E of Neiafu, Tonga

A magnitude 4.7 earthquake struck 175 km E of Neiafu, Tonga on Tue, Mar 24, 2020, 8:37 PM GMT-11 (07:37 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.0 120 km ESE of Neiafu, Tonga. This one was a foreshock.

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

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The earthquake

Magnitude
4.7 (mb), light
Local time
UTC
2020-03-25 07:37:25 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
18.447° S, 172.333° 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 4.8 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
97°
Stations used
27

Nearby

Within 100 km, magnitude 1.7 and up: 8 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 4.5170 km NE of Neiafu, Tonga · 2377 days ago · 10 km deep · 97 km away
  2. 4.7154 km ESE of Neiafu, Tonga · 2362 days ago · 10 km deep · 96 km away
  3. 4.4146 km ESE of Neiafu, Tonga · 2359 days ago · 10 km deep · 86 km away
  4. 4.7171 km ESE of Neiafu, Tonga · 2357 days ago · 10 km deep · 76 km away
  5. 4.3166 km ESE of Neiafu, Tonga · 2357 days ago · 10 km deep · 65 km away
  6. 5.0120 km ESE of Neiafu, Tonga · 2352 days ago · 10 km deep · 93 km away
  7. 4.9126 km ESE of Neiafu, Tonga · 2326 days ago · 10 km deep · 93 km away
  8. 4.8178 km ESE of Neiafu, Tonga · 2322 days ago · 10 km deep · 64 km away

Before

  1. 4.7104 km ESE of Neiafu, Tonga · 2393 days ago · 10 km deep · 98 km away
  2. 5.5127 km ESE of Neiafu, Tonga · 2394 days ago · 10 km deep · 93 km away
  3. 4.6171 km ENE of Neiafu, Tonga · 2397 days ago · 10 km deep · 66 km away
  4. 4.7129 km ESE of Neiafu, Tonga · 2402 days ago · 10 km deep · 94 km away
  5. 5.7117 km ESE of Neiafu, Tonga · 2407 days ago · 10 km deep · 79 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70008ixv. Read Thu, Oct 1, 2026, 12:31 AM UTC.