Tonga earthquakes

M4.5 earthquake 86 km NE of Hihifo, Tonga

A magnitude 4.5 earthquake struck 86 km NE of Hihifo, Tonga on Thu, Oct 31, 2019, 9:13 AM GMT+14 (19:13 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.8 103 km E of Hihifo, Tonga. This one was a foreshock.

Apia 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
4.5 (mb), light
Local time
UTC
2019-10-30 19:13:41 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.369° S, 173.262° 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 9.5 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
84°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 5.8103 km E of Hihifo, Tonga · 2518 days ago · 43 km deep · 63 km away · felt by 11
  2. 5.280 km ENE of Hihifo, Tonga · 2518 days ago · 10 km deep · 38 km away
  3. 4.560 km N of Hihifo, Tonga · 2518 days ago · 110 km deep · 56 km away
  4. 4.693 km NE of Hihifo, Tonga · 2515 days ago · 10 km deep · 8 km away
  5. 4.593 km N of Hihifo, Tonga · 2509 days ago · 35 km deep · 58 km away
  6. 4.4135 km SSW of Gataivai, Samoa · 2506 days ago · 10 km deep · 73 km away
  7. 5.292 km NNE of Hihifo, Tonga · 2503 days ago · 10 km deep · 21 km away · felt by 1
  8. 4.881 km NNW of Hihifo, Tonga · 2491 days ago · 60 km deep · 94 km away
  9. 4.4138 km SW of Gataivai, Samoa · 2488 days ago · 10 km deep · 68 km away
  10. 4.6108 km NNE of Hihifo, Tonga · 2486 days ago · 10 km deep · 32 km away
  11. 4.699 km NNW of Hihifo, Tonga · 2484 days ago · 86 km deep · 92 km away
  12. 4.9116 km NE of Hihifo, Tonga · 2480 days ago · 10 km deep · 30 km away
  13. 4.679 km N of Hihifo, Tonga · 2474 days ago · 125 km deep · 54 km away
  14. 4.575 km NE of Hihifo, Tonga · 2472 days ago · 10 km deep · 15 km away

Before

  1. 4.3109 km NE of Hihifo, Tonga · 2533 days ago · 10 km deep · 31 km away
  2. 4.9143 km NE of Hihifo, Tonga · 2535 days ago · 10 km deep · 58 km away
  3. 4.5109 km NE of Hihifo, Tonga · 2535 days ago · 10 km deep · 29 km away
  4. 5.9121 km NE of Hihifo, Tonga · 2535 days ago · 29 km deep · 35 km away · felt by 4
  5. 4.8132 km NNE of Hihifo, Tonga · 2536 days ago · 10 km deep · 57 km away
  6. 5.2126 km NE of Hihifo, Tonga · 2548 days ago · 10 km deep · 48 km away
  7. 4.7116 km NE of Hihifo, Tonga · 2554 days ago · 10 km deep · 35 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us600068py. Read Wed, Sep 30, 2026, 3:11 PM UTC.