This is, how you say, not good

This:

Ivan Track 

Combined with this report on what might happen if a category five hurricane hits New Orleans, is not reassuring.

The debris, largely the remains of about 70 camps smashed by the waves of a storm surge more than 7 feet above sea level, showed that Georges, a Category 2 storm that only grazed New Orleans, had pushed waves to within a foot of the top of the levees. A stronger storm on a slightly different course -- such as the path Georges was on just 16 hours before landfall -- could have realized emergency officials' worst-case scenario: hundreds of billions of gallons of lake water pouring over the levees into an area averaging 5 feet below sea level with no natural means of drainage.

That would turn the city and the east bank of Jefferson Parish into a lake as much as 30 feet deep, fouled with chemicals and waste from ruined septic systems, businesses and homes. Such a flood could trap hundreds of thousands of people in buildings and in vehicles. At the same time, high winds and tornadoes would tear at everything left standing. Between 25,000 and 100,000 people would die, said John Clizbe, national vice president for disaster services with the American Red Cross...

Like coastal Bangladesh, where typhoons killed 100,000 and 300,000 villagers, respectively, in two horrific storms in 1970 and 1991, the New Orleans area lies in a low, flat coastal area. Unlike Bangladesh, New Orleans has hurricane levees that create a bowl with the bottom dipping lower than the bottom of Lake Pontchartrain. Though providing protection from weaker storms, the levees also would trap any water that gets inside -- by breach, overtopping or torrential downpour -- in a catastrophic storm.

"Filling the bowl" is the worst potential scenario for a natural disaster in the United States, emergency officials say. The Red Cross' projected death toll dwarfs estimates of 14,000 dead from a major earthquake along the New Madrid, Mo., fault, and 4,500 dead from a similar catastrophic earthquake hitting San Francisco, the next two deadliest disasters on the agency's list.

The projected death and destruction eclipse almost any other natural disaster that people paid to think about catastrophes can dream up. And the risks are significant, especially over the long term. In a given year, for example, the corps says the risk of the lakefront levees being topped is less than 1 in 300. But over the life of a 30-year mortgage, statistically that risk approaches 9 percent.

Like Paul at Wizbang says, pray.

Posted by Buckethead Buckethead on   |   § 0

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