The floodwaters steadily receded from the earth. They had gone down so much that by 150 days after the flood began
Noah was 600 when on the seventeenth day of the second month all the subterranean waters burst through the earth, and heavy rain poured down from the sky.
The earth remained flooded for 150 days.
The waters continued to drop so that by the first day of the tenth month the tops of mountains could be seen.