flowing north. and it could go for at least 35 miles. up in twin forks, 35 miles away, if this water got let loose, it would flood up to four feet in that town. it would have disastrous consequences for over a million acres of land. thousands of people and thousands of homes. they are hoping right now the levee is going to hold, but nobody can say for certain. martin, did you say 35 miles and four feet deep? reporter: yep. yeah, that s incredible because it shows you how flat this delta land is down here in this part of the state of mississippi. there s no real level that is going to prevent it from rolling north. and it would go for a tremendous distance. and it is a huge volume of water. it can t be jof stated here, the potential for catastrophe, and that s why all the officials and the secretary of state of mississippi just drove by. they are all carefully watching this. the army corps of engineers constantly has boats patrolling up and down the water side of the levee looking f
their habitats into residential areas. officials warn that large gators won t think twice about grabbing a human. let s go to the st. landry parish of crop springs. ed, what do you know? reporter: well, don, we are in one of those neighborhoods that got the mandatory evacuation orders a few hours ago. as you look around here, this is a small subdivision right on the edge of the river. and authorities came through here literally going door to door, the national guard and sheriff s deputies are urging people to leave. and in this subdivision made up of 20 homes, almost everyone has heeded that warning. you can see the spot behind me here, just a patch of dirt, a few hours ago there was a trailer home on that spot. a young man by the name of bret ensley literally had the trailer picked up and driven out of the neighborhood taking it to higher ground. we have seen that in a number of places. other than that, people are bringing in trucks and trailers and loading up what they ca