By early 1964, though, the continuing eruptions had built the island to such a size that sea water could no longer easily reach the vents, and the volcanic activity became much less explosive.
Namun, awal tahun 1964, letusan terus menerus telah menghasilkan pulau yang sangat besar sehingga air laut tidak dapat lagi masuk ke dalam retakan, dan aktivitas vulkanis mulai menurun.