Many of the voices were frantic and desperate. A few were steady and calm. The calls came from families huddled on rooftops to escape rising waters, mothers panicked for the well-being of their children, and onlookers who heard people yell for help through the dark as they clung to treetops. Their pleas were among more than 400 calls for help across Kerr County last summer when devastating floods hit during the overnight hours on the July Fourth holiday. The recordings of the 911 calls were released Friday, the AP reports. The volume of calls would overwhelm two county emergency dispatchers on duty in the Texas Hill Country as catastrophic flooding inundated cabins and youth camps along the Guadalupe River. The flooding killed at least 136 people statewide during the holiday weekend, including at least 117 in Kerr County alone. Most were from Texas, but others came from Alabama, California, and Florida, according to a list released by county officials. The recordings show: