M4.2 earthquake 290 km WNW of Houma, Tonga
A magnitude 4.2 earthquake struck 290 km WNW of Houma, Tonga on Wed, Jul 1, 2026, 1:42 AM GMT+13 (12:42 UTC), 539 km (335 mi) below the surface.
A larger quake followed: M5.5 Fiji region. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2026-06-30 12:42:19 UTC
- Depth
- 538.7 km (334.7 mi), deep
- Epicenter
- 20.230° S, 177.905° 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 9.5 km horizontally, 9.3 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 130°
- Stations used
- 27
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 13 in the 30 days before it.
After
- 4.1219 km WNW of Houma, Tonga · 95 days ago · 368 km deep · 71 km away
- 4.5Fiji region · 92 days ago · 580 km deep · 39 km away
- 4.1Fiji region · 91 days ago · 540 km deep · 87 km away
- 4.3265 km WNW of Houma, Tonga · 89 days ago · 514 km deep · 34 km away
- 4.2287 km WNW of Houma, Tonga · 86 days ago · 556 km deep · 31 km away
- 4.0Fiji region · 86 days ago · 552 km deep · 26 km away
- 4.3263 km WNW of Houma, Tonga · 85 days ago · 548 km deep · 32 km away
- 4.4Fiji region · 85 days ago · 540 km deep · 99 km away
- 4.2Fiji region · 84 days ago · 552 km deep · 71 km away
- 4.1Fiji region · 84 days ago · 593 km deep · 90 km away
- 4.1264 km WNW of Houma, Tonga · 82 days ago · 541 km deep · 31 km away
- 5.5Fiji region · 81 days ago · 566 km deep · 88 km away
- 4.2Fiji region · 75 days ago · 593 km deep · 55 km away
- 4.0Fiji region · 75 days ago · 554 km deep · 41 km away
- 4.3Fiji region · 74 days ago · 501 km deep · 84 km away
- 4.4297 km W of Houma, Tonga · 72 days ago · 475 km deep · 87 km away
- 4.1Fiji region · 67 days ago · 551 km deep · 64 km away
- 4.4Fiji region · 63 days ago · 532 km deep · 20 km away
- 4.0Fiji region · 63 days ago · 539 km deep · 76 km away
- 4.3Fiji region · 60 days ago · 494 km deep · 98 km away
- 4.0Fiji region · 53 days ago · 559 km deep · 99 km away
- 4.5276 km WNW of Houma, Tonga · 50 days ago · 543 km deep · 28 km away
- 4.5280 km WNW of Houma, Tonga · 47 days ago · 408 km deep · 31 km away
- 4.2280 km WNW of Houma, Tonga · 46 days ago · 506 km deep · 20 km away
- 4.4278 km NW of Houma, Tonga · 41 days ago · 541 km deep · 74 km away
- 4.9265 km WNW of Houma, Tonga · 37 days ago · 519 km deep · 28 km away
Before
- 4.4262 km WNW of Houma, Tonga · 96 days ago · 525 km deep · 31 km away
- 4.2269 km WNW of Houma, Tonga · 98 days ago · 352 km deep · 25 km away
- 4.5Fiji region · 99 days ago · 523 km deep · 94 km away
- 4.1Fiji region · 107 days ago · 480 km deep · 90 km away
- 4.6291 km WNW of Houma, Tonga · 108 days ago · 554 km deep · 40 km away
- 4.0268 km WNW of Houma, Tonga · 111 days ago · 555 km deep · 30 km away
- 4.4297 km NW of Houma, Tonga · 114 days ago · 548 km deep · 67 km away
- 4.3278 km WNW of Houma, Tonga · 114 days ago · 515 km deep · 12 km away
- 4.7265 km WNW of Houma, Tonga · 116 days ago · 568 km deep · 46 km away
- 4.1Fiji region · 122 days ago · 589 km deep · 96 km away
- 4.2299 km WNW of Houma, Tonga · 122 days ago · 531 km deep · 21 km away
- 4.9282 km WNW of Houma, Tonga · 124 days ago · 545 km deep · 29 km away
- 4.6290 km WNW of Houma, Tonga · 125 days ago · 566 km deep · 59 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000tapn. Read Sun, Oct 4, 2026, 9:11 AM UTC.