He said never again will he destroy ALL man kind with water, but the quake (as in the days of Noah) will force all the liberal areas of the U.S. under the ocean (water will rise due to land displacement), and most muslim countries will never be seen again. There's also meteorites/hail storms (fire and brimstone)and plagues to get the rest of them inland.
Notice the liberals are gathering together in liberal areas (because they can't stand living in conservative areas anymore). The conservatives are moving into Conservative areas (to get away from the liberal fascism and filth).
The sheep are being separated from the goats - the wheat from the chaff, so Gods people will escape the deluge and not be harmed.
"Then I heard another voice calling from heaven, "Come away from her, my people. Do not take part in her sins, or you will be punished with her." ( Revelation 18:4)
Mrs. Ruth Graham may have been the first to use that line. We're still waiting.