Much of the Mississippi between Natchez and Venice, LA is below the surface of the Gulf of Mexico. A large portion of the river from Donaldsonville to Venice is below the BOTTOM of the entrance leading to the Gulf of Mexico.
You might guess flood stages would move from north to south in the Mid-to-Lower Mississippi River as the waters travel north to south to reach the Gulf of Mexico. You’d be wrong.
Dr. Y. Jun Xu, world-renowned hydrologist of Louisiana State University, explains how South Louisiana is on the verge of one of the worlds most detrimental natural disasters in history.
Potential energy, the energy of dropping from a height, is the main driver of MSR waters to the Gulf.
Flash flooding hit Belhaven’s St. Ann and St. Mary streets yesterday (5/9/2019) as over 3 inches of rain hit the metro area in less than four hours. Bigger Pie has discussed the hazards of urban flooding in the past and remedies that DEQ needs to pursue.