M4.7 earthquake 142 km NE of Hihifo, Tonga
A magnitude 4.7 earthquake struck 142 km NE of Hihifo, Tonga on Fri, Mar 22, 2019, 11:52 PM GMT+14 (09:52 UTC), 100 km (62 mi) below the surface.
A larger quake followed: M6.0 121 km ENE of Hihifo, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 2019-03-22 09:52:44 UTC
- Depth
- 99.5 km (61.8 mi), intermediate-depth
- Epicenter
- 15.238° S, 172.693° 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 7.8 km horizontally, 9.7 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 137°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 9 in the 60 days after this one and 4 in the 30 days before it.
After
- 5.2139 km NE of Hihifo, Tonga · 2733 days ago · 10 km deep · 43 km away
- 5.2103 km ENE of Hihifo, Tonga · 2730 days ago · 10 km deep · 43 km away
- 5.295 km ENE of Hihifo, Tonga · 2729 days ago · 10 km deep · 51 km away
- 6.0121 km ENE of Hihifo, Tonga · 2726 days ago · 15 km deep · 23 km away · felt by 10
- 4.594 km NE of Hihifo, Tonga · 2718 days ago · 10 km deep · 56 km away
- 4.9104 km NE of Hihifo, Tonga · 2716 days ago · 10 km deep · 45 km away
- 4.6142 km NE of Hihifo, Tonga · 2709 days ago · 22 km deep · 7 km away
- 4.6105 km NE of Hihifo, Tonga · 2709 days ago · 10 km deep · 59 km away
- 4.5104 km NE of Hihifo, Tonga · 2708 days ago · 10 km deep · 40 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000k74y. Read Mon, Sep 28, 2026, 9:36 AM UTC.