The risk of the catastrophic flooding that struck Texas Hill Country as people slept on July 4 and left at least 120 dead was potentially underestimated by federal authorities, according to an ABC News analysis of Federal Emergency Management Agency data, satellite imagery and risk modeling.

Kerr County had discussed buying such things as water gauges and sirens after previous flood disasters. But as with many rural Texas counties, cost was an issue.

More cabins and buildings at Camp Mystic — the tragic site of more than two dozen deaths in the Texas flood — were at risk of flooding than what the federal government had previously reported, according to new analysis from NPR,

The state leaves building zoning and permits up to the individual counties. And in most non-city counties, such as Kerr, which had 96 deaths as of Thursday due to floods, some officials tend to be lenient towards building owners with restrictions, some state leaders and environmental experts told ABC News.

Kerr County, Texas, flood maps reveal Camp Mystic and two others in high-risk zones The Hearst Television Data team analyzed FEMA's flood hazard data, identifying Camp Mystic, Camp La Junta and ...