The data also highlights critical risks in other areas along the Guadalupe River in Kerr County, revealing more than twice as many Americans live in flood prone areas than FEMA's maps show.

The number of people reported missing in Kerr County, Texas, as a result of last week’s flash floods continues to soar. Authorities say search teams combing through the debris and destruction there are looking for more than 160 people who disappeared in the raging waters.

Now, days later, four young campers and one beloved counselor are still missing. Search and rescue teams have not stopped. At least 150 people are known to be missing in Kerr County as a result of the flooding in Central Texas,