M 5.7 - 187 km SSE of Alo, Wallis and Futuna
May 13, 2021 at 13:31:34 UTC
Depth: 415.63 km (Deep)
Key Takeaway
This moderate earthquake (M5.7) occurred 4 years ago near 187 km SSE of Alo, Wallis and Futuna, at a depth of 415.63 km (deep).
Moderate
PAGER Alert
Tsunami
Felt Reports
Event Details
| Magnitude | 5.7 mww |
| Depth | 415.63 km (Deep) |
| Location | -15.9092S, 177.5336W |
| Mercalli Intensity | II (Weak) |
| Alert Level (PAGER) | Green — No fatalities or damage expected |
| Tsunami Warning | No |
| Significance | 500 / 3000 |
| Status | Reviewed |
| Network | us |
| USGS Event Page | View on USGS → |
Frequently Asked Questions
What was the magnitude of this earthquake?
This earthquake had a magnitude of 5.7, classified as "Moderate". Moderate earthquakes can cause damage to poorly constructed buildings.
How deep was this earthquake?
This earthquake occurred at a depth of 415.63 km, classified as "Deep". Deep earthquakes are rarely felt at the surface and seldom cause significant damage.
Where exactly did this earthquake occur?
This earthquake occurred near 187 km SSE of Alo, Wallis and Futuna, at coordinates -15.9092S, 177.5336W. The location is determined by analyzing seismic wave arrival times at multiple monitoring stations.
Were there aftershocks associated with this event?
Aftershock data for this specific event can be explored by viewing nearby recent earthquakes listed below on this page. Aftershocks are smaller earthquakes that occur in the same area following a larger event, and they can continue for days, weeks, or even months depending on the original earthquake's magnitude.
What does the magnitude of this earthquake mean in practical terms?
A magnitude 5.7 earthquake is classified as "Moderate" — these are widely felt and can cause damage to vulnerable structures, though well-built buildings typically withstand them.
Nearby Recent Earthquakes
119 km WNW of Neiafu, Tonga
4 years ago · 153.63 km deep
147 km NW of Neiafu, Tonga
4 years ago · 201.18 km deep
169 km NW of Neiafu, Tonga
4 years ago · 210.15 km deep
181 km NW of Neiafu, Tonga
4 years ago · 281.99 km deep
240 km WNW of Neiafu, Tonga
4 years ago · 604.65 km deep
139 km WSW of Hihifo, Tonga
4 years ago · 304.60 km deep
111 km WSW of Hihifo, Tonga
4 years ago · 297.53 km deep
Fiji region
4 years ago · 617.84 km deep
Fiji region
4 years ago · 372.28 km deep
208 km WSW of Hihifo, Tonga
4 years ago · 173.17 km deep
More Earthquakes in Wallis and Futuna
109 km S of Alo, Wallis and Futuna
2 days ago · 403.65 km deep
103 km SE of Alo, Wallis and Futuna
3 weeks ago · 396.26 km deep
169 km S of Alo, Wallis and Futuna
3 weeks ago · 390.04 km deep
139 km SSE of Alo, Wallis and Futuna
1 month ago · 419.95 km deep
216 km S of Mata-Utu, Wallis and Futuna
1 month ago · 333.07 km deep
129 km ESE of Alo, Wallis and Futuna
2 months ago · 10.00 km deep
191 km ESE of Alo, Wallis and Futuna
2 months ago · 10.00 km deep
155 km S of Alo, Wallis and Futuna
2 months ago · 438.78 km deep
More M5.0-6.0 Earthquakes
20 km ESE of Farkhār, Afghanistan
4 hours ago · 197.06 km deep
119 km E of Caucete, Argentina
6 hours ago · 146.38 km deep
4 km E of Hukay, Philippines
7 hours ago · 161.17 km deep
93 km E of Hihifo, Tonga
22 hours ago · 10.00 km deep
71 km SSE of Shihezi, China
1 day ago · 10.00 km deep
228 km ESE of Attu Station, Alaska
1 day ago · 9.34 km deep
57 km ESE of Ōfunato, Japan
1 day ago · 60.39 km deep
69 km E of Tobelo, Indonesia
1 day ago · 10.00 km deep
Data from the USGS Earthquake Hazards Program (ComCat). QuakeScan is not affiliated with the USGS. Event details may be updated as new data becomes available.