M5.2 earthquake 136 km NNE of Neiafu, Tonga
A magnitude 5.2 earthquake struck 136 km NNE of Neiafu, Tonga on Fri, Oct 4, 2024, 11:45 PM GMT-12 (11:45 UTC), 35 km (22 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.2 (Mww, W-phase moment), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2024-10-05 11:45:30 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 17.515° S, 173.492° W
- Region
- Tonga
- Felt reports
- 2
- Strongest shaking
- III, weak shaking
- PAGER alert
- Green
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 5.2 | Mww, W-phase moment | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.127 · 6 stations |
| 5.2 | Mww, W-phase moment | USGS, automatic first solution | First automatic solution · Preliminary |
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
- 0.7% of gravity
- Peak ground velocity
- 0.4 cm/s
- Map
- Automatic
Did you feel it?
2 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.
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% |
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 9.9 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- Operator assigned
- Station coverage gap
- 50°
- Stations used
- 71
Nearby
Within 100 km, magnitude 2.2 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.583 km SSE of Hihifo, Tonga · 722 days ago · 57 km deep · 95 km away
- 4.5140 km SSE of Hihifo, Tonga · 715 days ago · 35 km deep · 35 km away
- 4.3113 km SSE of Hihifo, Tonga · 703 days ago · 35 km deep · 63 km away
- 4.685 km SSE of Hihifo, Tonga · 701 days ago · 38 km deep · 95 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000nwpi (also filed as usauto6000nwpi). Read Sun, Oct 4, 2026, 3:27 PM UTC.