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.

An analysis of flood maps shows that several buildings, including those where children were sleeping, were in known hazard zones. A $5 million expansion in 2019 did nothing to alleviate the problem.

Generations of the same family have operated the summer camp since 1939. It counts family members of former president and governors as alumnae.