Nearly a week after deadly floods struck Central Texas, search and rescue teams are continuing to probe debris for those still missing.

Officials warned that the full extent of the catastrophe is unknown and unaccounted victims could still be found amid the massive piles of debris.

At least 121 people have been killed and 173 others are missing as Texas officials deflect questions over the state’s response to the catastrophic flash floods.Kerr County remains at the center of the disaster after the Guadalupe River burst its banks on Friday.

A massive Texas search and cleanup effort was set to enter its fifth day Tuesday in response to Guadalupe River flooding that surged through the area on July 4.

Emergency responders kept hope alive as they combed through fallen trees and other debris that littered hard-hit central Texas communities on the fifth day after devastating floods killed more than 100.

In the Austin area, 12 people are still missing and 16 are known to have perished after rain swept away homes along rivers and creeks.

The number of deaths due to the flooding in Texas is now at least 78, according to the latest information from state officials.