Just over a week after deadly flash floods swept through Texas Hill Country, the region may once again face a life-threatening deluge as slow-moving thunderstorms bring heavy rain, flash flooding, and rapid river rises to parts of central Texas Sunday.

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

The camp where 27 girls died successfully challenged initial risk designations by US regulators, according to reports.