Maps show how heavy rainfall and rocky terrain helped create the devastating Texas floods that have killed more than 120 people.

At least 27 campers and counselors from Camp Mystic in Texas have died in devastating flash flooding that swept through the region, the camp announced. At least 120 people have died in the flooding that struck Texas Hill Country on Friday.

Flash floods surged through in the middle of the night, but many local officials appeared unaware of the unfolding catastrophe, initially leaving people near the river on their own.

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

Chloe Childress, a counselor at Camp Mystic, died during the flooding in Hunt, Texas, according to a representative of her high school.

The Department of State Health Services released records Tuesday showing the camp complied with a host of state regulations regarding “procedures to be implemented in case of a disaster.”

Janie Hunt was the great-granddaughter of the late American oil baron William Herbet Hunt and a cousin of Clark Hunt, the current owner of the Kansas

Eyewitness accounts reveal terrifying moments when a massive flood struck Hunt, Texas on July Fourth, killing more than 100 people.