Haley Marie Estis, 24, of Graysville, was found unresponsive in her cell at the Jefferson County Jail on Wednesday morning, according to reports.
Attempts to revive Estis by jail staff and paramedics were not successful. A cause of death has not been released at this time. Authorities said she was alone in her cell at the time.
According to jail records, Estis was arrested on April 25 on two counts of failure to appear from April 19. She was also charged with two counts of illegal possession of a controlled substance on April 30.