A memorial service was held in Kerr County, Texas on Friday to honor the victims and those still missing from flooding that recently struck the region.

Historic Texas flood leaves 161 missing and 96 dead. Rescuers battle harsh conditions, as communities grapple with heartache and aid reaches survivors.

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 death toll in the July 4 Central Texas flooding rose to 103 on Friday as the search continued for those still missing.

A Kerrville-area river authority executed a contract for a flood warning system that would have been used to help with emergency response, local officials said.

Texas officials are being questioned about warning systems ahead of the deadly floods. As NBC News' Priscilla Thompson reports, Kerr County doesn't have a county-wide siren warning system in place.

Kerr County officials say death toll has risen to 96 due to the Hill Country floods, including 60 adults and 36 children.

Days after flash floods killed over 100 people during the July Fourth weekend, search-and-rescue teams are using heavy equipment to untangle and peel away layers of trees, unearth large rocks in riverbanks and move massive piles of debris that stretch for miles in the search for the missing people.

Authorities said the death toll in Kerr County, epicenter of the July Fourth Texas floods, now stands at 95, including 36 children. The big picture: Authorities are now concentrating on sorting through debris as they search for victims.

The storied Guadalupe River meanders through this Texas Hill Country town and into the unincorporated parts of Kerr County like a vein.