Tonga earthquakes

M4.9 earthquake 115 km E of ‘Ohonua, Tonga

A magnitude 4.9 earthquake struck 115 km E of ‘Ohonua, Tonga on Tue, Jul 2, 2019, 10:00 AM GMT+13 (21:00 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.3 121 km ENE 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.

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The earthquake

Magnitude
4.9 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2019-07-01 21:00:54 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
21.193° S, 173.846° 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 8.9 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.11
Depth from
Operator assigned
Station coverage gap
87°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.9 and up: 10 in the 60 days after this one and 21 in the 30 days before it.

After

  1. 4.9126 km SE of Pangai, Tonga · 2650 days ago · 10 km deep · 75 km away
  2. 5.195 km SSE of Pangai, Tonga · 2647 days ago · 10 km deep · 72 km away
  3. 5.099 km ESE of ‘Ohonua, Tonga · 2646 days ago · 10 km deep · 47 km away
  4. 4.8110 km SE of Pangai, Tonga · 2632 days ago · 10 km deep · 90 km away
  5. 4.471 km ESE of ‘Ohonua, Tonga · 2627 days ago · 10 km deep · 63 km away
  6. 4.377 km E of ‘Ohonua, Tonga · 2620 days ago · 10 km deep · 41 km away
  7. 4.6121 km ESE of ‘Ohonua, Tonga · 2613 days ago · 10 km deep · 80 km away
  8. 5.3121 km ENE of ‘Ohonua, Tonga · 2611 days ago · 10 km deep · 15 km away
  9. 5.1125 km E of ‘Ohonua, Tonga · 2598 days ago · 10 km deep · 33 km away
  10. 5.1130 km E of ‘Ohonua, Tonga · 2597 days ago · 10 km deep · 29 km away · felt by 1

Before

  1. 4.5125 km E of ‘Ohonua, Tonga · 2651 days ago · 10 km deep · 28 km away
  2. 4.9116 km E of ‘Ohonua, Tonga · 2651 days ago · 10 km deep · 38 km away
  3. 5.2108 km SSE of Pangai, Tonga · 2654 days ago · 10 km deep · 55 km away · felt by 1
  4. 5.1108 km ENE of ‘Ohonua, Tonga · 2659 days ago · 10 km deep · 13 km away
  5. 5.0105 km E of ‘Ohonua, Tonga · 2660 days ago · 10 km deep · 11 km away
  6. 5.1132 km E of ‘Ohonua, Tonga · 2663 days ago · 10 km deep · 35 km away
  7. 5.0137 km E of ‘Ohonua, Tonga · 2663 days ago · 10 km deep · 36 km away
  8. 4.5108 km ENE of ‘Ohonua, Tonga · 2665 days ago · 10 km deep · 11 km away
  9. 6.182 km ENE of ‘Ohonua, Tonga · 2666 days ago · 13 km deep · 33 km away
  10. 5.496 km E of ‘Ohonua, Tonga · 2668 days ago · 10 km deep · 20 km away
  11. 5.2120 km E of ‘Ohonua, Tonga · 2669 days ago · 10 km deep · 5 km away
  12. 5.2115 km E of ‘Ohonua, Tonga · 2671 days ago · 10 km deep · 4 km away
  13. 5.287 km ESE of ‘Ohonua, Tonga · 2678 days ago · 10 km deep · 45 km away
  14. 4.8126 km E of ‘Ohonua, Tonga · 2679 days ago · 10 km deep · 18 km away
  15. 4.7136 km E of ‘Ohonua, Tonga · 2679 days ago · 10 km deep · 23 km away
  16. 4.8144 km E of ‘Ohonua, Tonga · 2679 days ago · 10 km deep · 29 km away
  17. 5.0133 km E of ‘Ohonua, Tonga · 2679 days ago · 10 km deep · 18 km away
  18. 4.983 km ENE of ‘Ohonua, Tonga · 2680 days ago · 10 km deep · 37 km away
  19. 4.6142 km E of ‘Ohonua, Tonga · 2680 days ago · 10 km deep · 34 km away
  20. 4.8116 km E of ‘Ohonua, Tonga · 2680 days ago · 10 km deep · 33 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us700048c2. Read Sat, Oct 3, 2026, 3:33 AM UTC.