WALLER COUNTY, Texas -- Officials with Waller County are investigating a sexual assault allegation at the county jail.

Authorities say jail staff on Friday received information that a female inmate was sexually assaulted by a male inmate.

Waller County District Attorney Elton Mathis released the following statement:

“The Waller County District Attorney’s Office has been made aware of the recent allegation of sexual assault at the Waller County Jail. The Texas Rangers have been asked to investigate the allegation. We have no further information that we are able to share at this time.”

Officials say the investigation includes criminal aspects and administrative responsibilities of the jail staff.