Oahu was formed about 2.2-3.8 million years. I came to this conclution because wai a nae is one of the oldest on Oahu and wai a nae is 2.2-3.8 million years old.
By Volcanic activity.
on the island of Oahu
Oahu is the most populated of the Hawaiian Islands.
oahu
when did they fond Oahu and who gave it its name
The opposite. Honolulu (city) is in Oahu (island).
Oahu 'Akialoa was created in 1859.
Oahu Amakihi was created in 1827.
Somewhere on the coast of Oahu...
Oahu is located in the state of Hawaii.
The aproximate population of Oahu is 875,000.The population of Oahu is 953,207 according to the 2010 United States census.
OahuThe capitol is Honolulu, on the island of O'ahu.