M4.5 earthquake 36 km ESE of Hihifo, Tonga
A magnitude 4.5 earthquake struck 36 km ESE of Hihifo, Tonga on Wed, Apr 19, 2017, 5:38 PM GMT+13 (04:38 UTC), 129 km (80 mi) below the surface.
A larger quake followed: M5.5 65 km SSE 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
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-04-19 04:38:22 UTC
- Depth
- 128.8 km (80.0 mi), intermediate-depth
- Epicenter
- 16.121° S, 173.506° 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 10.1 km horizontally, 8.1 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- From location
- Station coverage gap
- 108°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 7 in the 30 days before it.
After
- 4.925 km SSE of Hihifo, Tonga · 3448 days ago · 66 km deep · 18 km away
- 4.425 km SSE of Hihifo, Tonga · 3446 days ago · 86 km deep · 18 km away
- 5.565 km SSE of Hihifo, Tonga · 3445 days ago · 59 km deep · 48 km away · felt by 1
- 4.5110 km SE of Hihifo, Tonga · 3444 days ago · 10 km deep · 76 km away
- 4.293 km NE of Hihifo, Tonga · 3439 days ago · 39 km deep · 89 km away
- 4.591 km ENE of Hihifo, Tonga · 3431 days ago · 10 km deep · 80 km away
- 4.993 km SSE of Hihifo, Tonga · 3428 days ago · 22 km deep · 74 km away
- 4.786 km ENE of Hihifo, Tonga · 3423 days ago · 65 km deep · 73 km away
- 4.639 km NNE of Hihifo, Tonga · 3422 days ago · 69 km deep · 58 km away
- 4.567 km S of Hihifo, Tonga · 3420 days ago · 73 km deep · 63 km away
- 4.479 km NNE of Hihifo, Tonga · 3404 days ago · 10 km deep · 95 km away
- 4.5114 km SSE of Hihifo, Tonga · 3402 days ago · 23 km deep · 86 km away
Before
- 5.119 km SSW of Hihifo, Tonga · 3455 days ago · 97 km deep · 37 km away
- 4.693 km E of Hihifo, Tonga · 3464 days ago · 35 km deep · 64 km away
- 5.064 km NNE of Hihifo, Tonga · 3473 days ago · 71 km deep · 84 km away
- 4.516 km SSE of Hihifo, Tonga · 3475 days ago · 110 km deep · 26 km away
- 4.827 km NNE of Hihifo, Tonga · 3476 days ago · 35 km deep · 46 km away
- 4.626 km N of Hihifo, Tonga · 3477 days ago · 66 km deep · 57 km away
- 4.538 km NW of Hihifo, Tonga · 3484 days ago · 103 km deep · 74 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10008n3p. Read Sat, Oct 3, 2026, 1:39 AM UTC.