The depth of a body of water (river, stream, canal, etc.) at which that body overflows its natural banks.

But not to worry: the key here is the word natural. Flood stage does not take into effect the presence of levees and other flood control structures.

In some sense, then, this number is simply a nostalgic concept, a throwback to an earlier, simpler time.

Log in or register to write something here or to contact authors.