The Texas Hill Country has been notorious for flash floods caused by the Guadalupe River. Here's why the area is called "Flash Flood Alley."

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.

Follow for live updates in the Texas flooding as more than 173 are missing as rescuers continue a desperate search

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.

Satellite imagery of Camp Mystic and other areas along the Guadalupe River shows the devastating aftermath of the Fourth of July floods in Texas.

At Camp Mystic, an all-girls Christian camp nestled in the Texas Hill Country, 27 people are confirmed dead, most of them rising third- and fourth-graders. Of the "Bubble Inn" cabin—13 girls and two counselors—10 girls and one counselor have been found dead. Three girls and a second counselor, 19-year-old Katherine Ferruzzo, remain missing.

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

Camp Mystic, the summer haven torn apart by a deadly flood, has been a getaway for girls to make lifelong friends and find “ways to grow spiritually.”

Officials in Kerr County, Texas — where 27 campers and counselors at a Christian summer camp were killed in catastrophic flooding — had discussed installing a flood warning system

Robert Earl Keen, a Texas music legend who has a ranch in Kerrville and whose daughters attended Camp Mystic, talks about the impact of July 4 floods.