FEMA records show Kerr County officials did not use FEMA’s system to send warnings to phones in the critical hours as the flooding began on July 4.

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.

For Drew Hays, eight-year-old Lucy Dillon was top of mind when she and her friends organized a fundraising event for the victims of catastrophic flooding on July 4. The Hill Country flood took the lives of at least 109 people,

This year's flash floods were confined to the northeastern part of the state. They were far less catastrophic than those of the previous two years.

Thursday's rain was a highly localized event. The highest impact was only felt over a 5-to-10 mile area south of Boston.

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

The threat of flash flooding returned to North Carolina on Thursday, only days after Tropical Depression Chantal dumped heavy rain across the central part of the state, flooding homes and highways and leading to dozens of rescues.

More than 100 people are dead after heavy rainfall overwhelmed a river in central Texas. Here's what we know about Trump's trip to the area.

Dispatch audio from some of the areas hit hardest by deadly flooding in Texas are shedding new light on the situation emergency workers faced as the water quickly rose.

As the Guadalupe River swelled from a wall of water heading downstream, sirens blared over the tiny river community of Comfort — a last-ditch warning to get out for those who had missed cellphone alerts and firefighters going street-to-street telling people to get out.

North Carolina Gov. Josh Stein said July 8 that state officials were working to confirm the total number of fatalities.