Federal regulators repeatedly granted appeals to remove Camp Mystic’s buildings from their 100-year flood map, as the camp operated and expanded in a dangerous flood plain in the years before rushing waters swept away children and counselors.

The mission proved to be much more arduous than expected for her and her small crew of four, all of whom are first tour aviators.

The same region of Texas that experienced catastrophic, deadly flooding over the Fourth of July weekend also experienced massive flooding in the past. A 1987 flood in Kerr County resulted in the death of 33 people,

Records released Tuesday show Camp Mystic met state regulations for disaster procedures, but details of the plan remain unclear.

Malaya Grace Hammond is among the latest fatalities identified from the Texas floods. Hammond's family said she was swept away by floodwaters on Saturday in Travis County.

Follow for live updates in the Texas flooding as the death toll rises to 120, as rescue operations start to shift to recovery phase

Experts suggested that more data and education are needed as Texas and the rest of the country build in known flood plains.