Flash floods happen when heavy rains unleash more water than the ground can absorb, causing that water to pile up and flow to low-lying areas

In 1987, sudden and intense rainfall caused the river to surge at an unprecedented rate in mid-July, leading to a tragedy that killed 10 campers at Pot O' Gold Christian Camp, a summer camp near Comfort, Texas. The campers drowned when their bus attempted to evacuate them and was overtaken by floodwater.

Emergency responders continue to search for missing people and local police said efforts have been slowed by "sightseers who are making things worse."

Follow along for developments on the July Fourth floods along the Guadalupe River in Kerr County and Central Texas.

The Guadalupe River flooded early July 4 as heavy rains prompted all in the area to evacuate. Additionally, emergency responders are frantically searching