A Rolla woman was arrested by Highway Patrol Troopers in Phelps County at 5:11 Tuesday evening. Troopers report 49-year-old Nina Coldiron was charged with 2 counts of possession of Methamphetamine and Xanax, unlawful possession of drug paraphernalia, failing to register an automobile, and having no insurance nor seat belt. After being charged, Nina Coldiron was released, pending bond.