Apia
Notable events within 100 km, 12 months
2
Quakes within 100 km, 12 months (all sizes)
2
Strongest nearby, 10 years
M5.1
Hazard summary for Apia
In the past 12 months 2 notable hazard events were recorded within 100 km of Apia. Instruments also logged 2 earthquakes of all sizes in the same area. The strongest earthquake within 100 km in the last ten years measured magnitude 5.1. The largest quake on record within 300 km was a magnitude 8.1 on 29 Sept 2009. The nearest volcano is Upolu, about 12 km away.
Notable events within 100 km, by month
Recent activity nearby
Events within 300 km in the last 90 days.
- 5.2
M5.2 earthquake - 107 km NNE of Hihifo, Tonga
10 km deepgreen alert
Strong - 5.1
M5.1 earthquake - 36 km E of Safotu, Samoa
13 km deep
Strong - 4.8
M4.8 earthquake - 30 km E of Safotu, Samoa
14 km deep
Moderate - 4.5
M4.5 earthquake - 61 km N of Hihifo, Tonga
79 km deep
Moderate - 5.0
M5.0 earthquake - 139 km SSW of Gataivai, Samoa
10 km deep
Strong
Strongest earthquakes on record
Magnitude 5 and above within 300 km, since 1900.
- 8.1
M8.1 earthquake - 2009 Samoa Earthquake
18 km deep
Extreme - 8.0
M8.0 earthquake - The 1917 Samoa-Tonga Earthquake
15 km deep
Extreme - 7.8
M7.8 earthquake - 146 km ESE of Hihifo, Tonga
33 km deep
Extreme - 7.7
M7.7 earthquake - 133 km NE of Hihifo, Tonga
25 km deep
Extreme - 7.4
M7.4 earthquake - 88 km NNE of Hihifo, Tonga
21 km deep
Extreme - 7.1
M7.1 earthquake - 112 km NNE of Hihifo, Tonga
20 km deep
Extreme - 6.8
M6.8 earthquake - 109 km NE of Hihifo, Tonga
38 km deep Tsunami flag
Major - 6.8
M6.8 earthquake - 97 km NE of Hihifo, Tonga
10 km deep Tsunami flag
Major - 6.7
M6.7 earthquake - 104 km NE of Hihifo, Tonga
41 km deep
Major - 6.7
M6.7 earthquake - Tonga
33 km deep
Major