[3] It is also considered one of the best and deepest deepwater harbors in the South Pacific Ocean or in Oceania as a whole.
[9] The harbor is all that remains from the volcanic crater that built Tutuila Island.
[9] Fagatogo was struck by a tsunami on 29 September 2009, causing damage and rock slides.
Debris including cars, household items, and boats were thrown into the harbor by the force of the wave.
According to the 14-page American Samoan government report, Post-Tsunami Coastal Resource Damage Assessment, "The inner section of Pago Pago Harbor is severely polluted and will require an extensive cleanup program with a significant amount of manpower ...