Driven out: Housing crisis looms in flood-stricken Louisiana

11 Are Dead And 40000 Homes Have Been Destroyed Or Damaged In The Louisiana Flooding

About 20,000 people have been forced to leave their homes and more than 10,000 are in shelters after almost 2 feet of rain fell in parts of southern Louisiana, The Associated Press reported Tuesday. Officials said that there were two deaths in Livingston Parish, two in St. Helena, five in East Baton Rouge, three in Tangipahoa and one in Rapides Parish.

While the Olympics has taken the spotlight of events now happening in the world, in Baton Rouge, Louisiana, 40,000 homes are impacted by deadly floods, and residents are left nowhere near their television sets to watch the sporting event. The Advocate reported that local residents said home invasions took place during the floods.

This NBC Nightly News clip shows some before and after images of the flooding.

The Amite River, the source of flooding for many areas, had risen 14 feet above flood level in one reading, besting a previous record set during flooding in April 1983, the NWS said.

And as Simone Biles clinched her fourth Gold, Louisiana Gov. John Bel Edwards described on Tuesday the flooding was "unprecedented" and "historic".

The 4 feet of water that wrecked James DuPont's used auto dealership in Baton Rouge has finally receded, allowing him to take stock of the devastation Tuesday.

"I don't know we have a good handle on the number of people who are missing", Edwards said.

Kunzelman reported from Baton Rouge, Louisiana.

"I can't live without her pictures". He leaves behind a wonderful legacy, one we will work every day to uphold, continue, and make thrive. Louisiana is home to 18 operable refineries that account for about 18 percent of USA capacity, according to Energy Information Administration data. He says water had never gotten within 200 yards of his business, until the weekend. Lori Steele, spokeswoman for the Livingston Parish Sheriff's Office, told the Associated Press an estimated 75% of the homes were a "total loss".

Help also came from another quarter with performer Taylor Swift telling the Associated Press she will donate $US1 million ($A1.30 million) to flood relief.

Almost 800 evacuees have gathered in a makeshift Red Cross shelter established in Gonzales, at a multipurpose facility that hosts rodeos, auto and truck shows and concerts.

More than 70,000 people have registered for individual assistance and more than 9,000 have filed flood insurance claims.

Louisiana will mark the 11th anniversary this month of Hurricane Katrina, which killed more than 1,800 people when floods overwhelmed levees and broke through flood walls protecting New Orleans on August 29, 2005. "I don't know where it's at right now", Melancon said.

The trauma was evident among people who went back Tuesday. There were fish and thousands of spiders, and mold had started to grow.

"I'm not going to lie, I cried uncontrollably", he said. "Like everybody says, you still have your family", he added.

New Orleans has been unscathed by the flooding, and Airbnb was offering accommodations there for those displaced elsewhere by the waters.

The body of another woman was recovered from a flooded vehicle on Northridge at North Hampton in Baton Rouge.