M 4.1 - 134 km SSE of Hihifo, Tonga
October 11, 2009 at 12:56:33 UTC
Depth: 10.00 km (Shallow)
Key Takeaway
This light earthquake (M4.1) occurred 16 years ago near 134 km SSE of Hihifo, Tonga, at a depth of 10.00 km (shallow).
Light
PAGER Alert
Tsunami
Felt Reports
Event Details
| Magnitude | 4.1 mb |
| Depth | 10.00 km (Shallow) |
| Location | -17.0980S, 173.3600W |
| Tsunami Warning | No |
| Significance | 259 / 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 4.1, classified as "Light". Light earthquakes produce noticeable shaking but rarely cause damage.
How deep was this earthquake?
This earthquake occurred at a depth of 10.00 km, classified as "Shallow". Shallow earthquakes tend to cause more damage at the surface because the energy has less distance to travel before reaching buildings and infrastructure.
Where exactly did this earthquake occur?
This earthquake occurred near 134 km SSE of Hihifo, Tonga, at coordinates -17.0980S, 173.3600W. 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 4.1 earthquake is classified as "Light" — these are commonly felt by people indoors but rarely cause any significant damage.
Nearby Recent Earthquakes
189 km ENE of Neiafu, Tonga
16 years ago · 10.00 km deep
170 km ENE of Neiafu, Tonga
16 years ago · 10.00 km deep
156 km NE of Neiafu, Tonga
16 years ago · 10.00 km deep
175 km NE of Neiafu, Tonga
16 years ago · 10.00 km deep
173 km NE of Neiafu, Tonga
16 years ago · 10.00 km deep
190 km SE of Hihifo, Tonga
16 years ago · 10.00 km deep
226 km E of Hihifo, Tonga
16 years ago · 10.00 km deep
181 km SE of Hihifo, Tonga
16 years ago · 10.00 km deep
151 km NE of Neiafu, Tonga
16 years ago · 10.00 km deep
181 km ESE of Hihifo, Tonga
16 years ago · 10.00 km deep
More Earthquakes in Tonga
93 km E of Hihifo, Tonga
22 hours ago · 10.00 km deep
113 km SE of Hihifo, Tonga
6 days ago · 35.00 km deep
268 km WNW of Houma, Tonga
1 week ago · 546.02 km deep
146 km SE of Neiafu, Tonga
1 week ago · 10.00 km deep
120 km WNW of Houma, Tonga
1 week ago · 231.87 km deep
149 km ESE of Pangai, Tonga
1 week ago · 10.00 km deep
267 km WNW of Houma, Tonga
1 week ago · 393.61 km deep
183 km SW of Houma, Tonga
1 week ago · 174.56 km deep
More M4.0-5.0 Earthquakes
21 km ENE of Sallique, Peru
6 hours ago · 41.95 km deep
16 km SSE of Petropavlovsk-Kamchatsky, Russia
14 hours ago · 79.51 km deep
2 km SSE of Santa María Ixhuatán, Guatemala
15 hours ago · 10.00 km deep
148 km SSE of Vilyuchinsk, Russia
15 hours ago · 35.00 km deep
17 km ESE of Manay, Philippines
17 hours ago · 80.55 km deep
northern Mid-Atlantic Ridge
19 hours ago · 10.00 km deep
61 km SSW of Ashkāsham, Afghanistan
19 hours ago · 101.97 km deep
74 km W of Bandar Abbas, Iran
19 hours 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.