So far, both Biblical and Scientific evidence says you're wrong.
A reservoir of water three times the volume of all the oceans has been discovered deep beneath the Earth’s surface. The finding could help explain where Earth’s seas came from. The water is hidden inside a blue rock called ringwoodite that lies 700 kilometres underground in the mantle, the layer of hot rock between Earth’s surface and its core.
https://www.newscientist.com/article/dn25723-massive-ocean-discovered-towards-earths-core/#:~:text=A%20reservoir%20of%20water%20three%20times%20the%20volume,hot%20rock%20between%20Earth%E2%80%99s%20surface%20and%20its%20core.
Genesis 7:11
“In the six hundredth year of Noah's life, in the second month, the seventeenth day of the month, the same day were all the fountains of the great deep broken up, and the windows of heaven were opened.”