M4.5 earthquake 202 km NE of Neiafu, Tonga
A magnitude 4.5 earthquake struck 202 km NE of Neiafu, Tonga on Tue, Oct 22, 2019, 2:02 AM GMT-11 (13:02 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.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-10-22 13:02:51 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 17.522° S, 172.476° 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 10.4 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- Operator assigned
- Station coverage gap
- 79°
- Stations used
- 19
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 10 in the 30 days before it.
After
- 5.5176 km NE of Neiafu, Tonga · 2535 days ago · 10 km deep · 27 km away
- 4.5187 km SE of Hihifo, Tonga · 2533 days ago · 10 km deep · 36 km away
- 5.2201 km ENE of Neiafu, Tonga · 2527 days ago · 10 km deep · 19 km away
- 5.1188 km ENE of Neiafu, Tonga · 2501 days ago · 10 km deep · 33 km away
Before
- 4.5246 km ENE of Neiafu, Tonga · 2539 days ago · 10 km deep · 48 km away
- 5.0200 km E of Neiafu, Tonga · 2539 days ago · 10 km deep · 99 km away
- 4.3194 km E of Neiafu, Tonga · 2539 days ago · 10 km deep · 98 km away
- 4.4200 km ENE of Neiafu, Tonga · 2539 days ago · 10 km deep · 92 km away
- 4.5211 km ENE of Neiafu, Tonga · 2539 days ago · 10 km deep · 88 km away
- 4.3200 km ENE of Neiafu, Tonga · 2539 days ago · 10 km deep · 76 km away
- 4.6198 km ENE of Neiafu, Tonga · 2540 days ago · 10 km deep · 94 km away
- 5.4204 km ENE of Neiafu, Tonga · 2540 days ago · 10 km deep · 92 km away
- 4.4155 km SE of Hihifo, Tonga · 2545 days ago · 10 km deep · 68 km away
- 5.2181 km NE of Neiafu, Tonga · 2564 days ago · 10 km deep · 32 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us700061mv. Read Fri, Oct 2, 2026, 3:38 AM UTC.