Texas records show Camp Mystic had an emergency plan before floods killed at least 27 campers and counselors, but details of its storm response are still unclear.

The Kerr County towns that lie along the Guadalupe River, which surged more than 20 feet in less than an hour on Friday morning, bore the brunt of the floods and suffered most of the deaths. The story leading up to this tragedy is one of grave mistakes.

The “Bubble Inn” bunkhouse hosted the youngest kids at Camp Mystic, an all-girls summer camp caught in the deadly July 4 flooding in the state’s Hill Country.