Tonga earthquakes

M4.5 earthquake 194 km ENE of Neiafu, Tonga

A magnitude 4.5 earthquake struck 194 km ENE of Neiafu, Tonga on Thu, Sep 19, 2019, 10:21 PM GMT-11 (09:21 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.5 176 km NE 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2019-09-20 09:21:46 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
17.898° S, 172.319° 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 9.3 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
110°
Stations used
25

Nearby

Within 100 km, magnitude 1.5 and up: 28 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.3233 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 39 km away
  2. 4.2175 km E of Neiafu, Tonga · 2568 days ago · 10 km deep · 59 km away
  3. 4.6206 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 40 km away
  4. 4.5132 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 68 km away
  5. 4.7203 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 16 km away
  6. 4.6217 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 39 km away
  7. 4.3200 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 50 km away
  8. 4.4228 km ENE of Neiafu, Tonga · 2567 days ago · 10 km deep · 35 km away
  9. 5.2181 km NE of Neiafu, Tonga · 2563 days ago · 10 km deep · 66 km away
  10. 5.2143 km E of Neiafu, Tonga · 2547 days ago · 10 km deep · 92 km away
  11. 5.4204 km ENE of Neiafu, Tonga · 2539 days ago · 10 km deep · 48 km away
  12. 4.6182 km E of Neiafu, Tonga · 2539 days ago · 10 km deep · 72 km away
  13. 4.6198 km ENE of Neiafu, Tonga · 2539 days ago · 10 km deep · 49 km away
  14. 4.3200 km ENE of Neiafu, Tonga · 2539 days ago · 10 km deep · 31 km away
  15. 4.5211 km ENE of Neiafu, Tonga · 2539 days ago · 10 km deep · 44 km away
  16. 5.1183 km E of Neiafu, Tonga · 2539 days ago · 10 km deep · 65 km away
  17. 4.4200 km ENE of Neiafu, Tonga · 2539 days ago · 10 km deep · 47 km away
  18. 4.3194 km E of Neiafu, Tonga · 2539 days ago · 10 km deep · 53 km away
  19. 5.0200 km E of Neiafu, Tonga · 2538 days ago · 10 km deep · 54 km away
  20. 5.0191 km E of Neiafu, Tonga · 2538 days ago · 10 km deep · 88 km away
  21. 4.5246 km ENE of Neiafu, Tonga · 2538 days ago · 10 km deep · 59 km away
  22. 4.8193 km E of Neiafu, Tonga · 2538 days ago · 10 km deep · 61 km away
  23. 5.1200 km E of Neiafu, Tonga · 2538 days ago · 10 km deep · 65 km away
  24. 4.5202 km NE of Neiafu, Tonga · 2536 days ago · 10 km deep · 45 km away
  25. 5.5176 km NE of Neiafu, Tonga · 2534 days ago · 10 km deep · 51 km away
  26. 4.5187 km SE of Hihifo, Tonga · 2533 days ago · 10 km deep · 80 km away
  27. 5.2201 km ENE of Neiafu, Tonga · 2527 days ago · 10 km deep · 27 km away
  28. 4.6188 km E of Neiafu, Tonga · 2516 days ago · 10 km deep · 88 km away

Before

  1. 5.1165 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 48 km away
  2. 5.4160 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 49 km away
  3. 4.5273 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 80 km away
  4. 5.0202 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 50 km away
  5. 5.3203 km ENE of Neiafu, Tonga · 2568 days ago · 10 km deep · 46 km away
  6. 4.6218 km ENE of Neiafu, Tonga · 2571 days ago · 10 km deep · 29 km away
  7. 4.6183 km SE of Hihifo, Tonga · 2584 days ago · 10 km deep · 84 km away
  8. 4.7Tonga · 2585 days ago · 10 km deep · 83 km away
  9. 4.5139 km NE of Neiafu, Tonga · 2590 days ago · 10 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70005mj4. Read Thu, Oct 1, 2026, 2:27 PM UTC.