USGS · Understand these data
Earthquake · 4.9 mb
Ha'atu'a · 938.26 km SSW
- Origin time (UTC)
- Reference-place local time · Pacific/Tongatapu
- Magnitude
- 4.9 mb
- Depth
- 56.08 km
- Epicentre coordinates
- -29.47°, -177.61°
- Source review
- Reviewed
Source: USGS
Original magnitude measurements
Magnitude scales describe different measurements. Values from different scales are not directly interchangeable.
| Source | Magnitude | Source revision · UTC |
|---|---|---|
| usgs · us7000t3d9 | 4.9 mb |
- USGS · Source event ID:
us7000t3d9· Source revision: UTC
Source products
Products are available only when supplied by the source. A tsunami-related flag is not a current official warning.
No verified impact product is available for this event. Magnitude alone does not describe local shaking or damage.
Reference places
- Ha'atu'a · 938.26 km SSW · Pacific/Tongatapu
Distances describe geographic context. Nearby events are not automatically aftershocks or evidence of future risk.
Catalogue coverage
The historical catalogue includes USGS M6+ from 1900, M4.5+ from 1970 and delivered events since the project began. It is not a complete record of all small earthquakes.
— UTC