God.
If you refer to the Great Flood of 1976, i seem to recall it was not a hurricane at all. 1st week of October I believe.
In the Bible, it was the sin of humanity's wickedness and corruption that caused the great flood in the story of Noah's Ark. Ovid's version in Metamorphoses attributes the flood to the downfall of man and the need for a fresh start.
God brought the great flood to destroy humankind for all their forms of wickedness.
Days and Nights of the Great Flood Days and Nights of the Great Flood
The great flood, according to Chinese mythology, was a result of mankinds wickedness and was the work of the Chinese God Taindi, aka Shang-ti, and Tiam.
flash flood
heavy rain caused it
Only if their negligence caused the flood.
Rain kept on falling which caused a river flood
it would be helpful if we knew which great flood you mean...
Great Sheffield Flood happened in 1864.
an earthquake