M5.4 earthquake 182 km NW of Haveluloto, Tonga
A magnitude 5.4 earthquake struck 182 km NW of Haveluloto, Tonga on Tue, Oct 11, 2022, 6:55 AM GMT+13 (17:55 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (Mww, W-phase moment), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2022-10-10 17:55:11 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 20.147° S, 176.596° W
- Region
- Tonga
- Strongest shaking
- III, weak shaking
- PAGER alert
- Green
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- III, weak shaking
- Peak ground acceleration
- 0.4% of gravity
- Peak ground velocity
- 0.3 cm/s
- Map
- Automatic
Did you feel it?
No one has reported feeling this quake to the USGS.
Estimated impact
The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.
- Alert level
- Green: little or no damage or loss of life expected
| Range | Chance |
|---|---|
| Under 1 | 65% |
| 1 to 10 | 30% |
| 10 to 100 | 4% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
| Range, million USD | Chance |
|---|---|
| Under 1 | 65% |
| 1 to 10 | 30% |
| 10 to 100 | 4% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Strike-slip
- Moment magnitude
- 5.4 Mww
- Nodal plane 1
- Strike 9°, dip 61°, rake -173°
- Nodal plane 2
- Strike 275°, dip 84°, rake -29°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 6.7 km horizontally, 1.7 km in depth
- Magnitude uncertainty
- ±0.06
- Depth from
- Operator assigned
- Station coverage gap
- 49°
- Stations used
- 68
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 6 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.2Fiji region · 1452 days ago · 236 km deep · 95 km away
- 4.3154 km NNW of Nuku‘alofa, Tonga · 1445 days ago · 276 km deep · 84 km away
- 4.5162 km W of Pangai, Tonga · 1429 days ago · 215 km deep · 85 km away
- 4.1240 km NW of Nuku‘alofa, Tonga · 1418 days ago · 333 km deep · 68 km away
- 4.4148 km W of Pangai, Tonga · 1418 days ago · 10 km deep · 92 km away
- 4.7Fiji region · 1416 days ago · 324 km deep · 86 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000isj3. Read Sat, Oct 3, 2026, 8:02 PM UTC.