The data also highlights critical risks in other areas along the Guadalupe River in Kerr County, revealing more than twice as many Americans live in flood prone areas than FEMA's maps show.

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

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.

Maranatha Bible Camp affirms its strong safety protocols and low flood risk as it stands in prayerful support of Texas flood victims.

More than 111 people have died across six counties after flash flooding from heavy rain began affecting the state last week.

Kerr County repeatedly failed to secure a warning system, even as local officials remained aware of the risks and as billions of dollars were available for similar projects.

An inspection report dated July 2 indicates that state inspectors noted the camp had emergency plans "in case of a disaster" in place and that staff and volunteers were briefed on the plans during training sessions and volunteer briefings.