Samoa Tsunami at Raoul I. (Boat Cove)
| Time of arrival of first wave* | 3.2 h |
| Height of the first wave | 0.026 m |
| Time of arrival of highest wave* | 7.3 h |
| Height of the highest wave | 0.195 m |
| Period of the highest wave | 8.1 min |
* hours after the earthquake.
Commentary
The waves propagated directly to Raoul I. (Boat Cove), which is on the south side of the island. The waves were not as large as at Fishing Rock, which is on the north side.
Figure 1. Samoa tsunami at Raoul I. (Boat Cove) showing:
A. long wave record, denoised to remove spurious waves;
B. height of each wave; and
C. period of each wave.
EQ denotes the time of the earthquake (17:48 on 29 Sep 2009, UTC).
Figure 2. Samoa tsunami at Raoul I. (Boat Cove) showing:
A. raw long wave record;
B. distribution of significant wave height with time and period.
EQ denotes the time of the earthquake (17:48 on 29 Sep 2009, UTC).
How were these calculated?
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