A man authorities believe is responsible for sexually violating women in three separate instances has been arrested, according to the Sacramento County Sheriff's Department. 

Robert Derrick Hill, 20, was arrested and booked into the Sacramento County Main Jail on multiple felony charges related to three separate instances of sexual violation of women between April 2013 and July 2014. 

Hill's bail has been set at $2 million. 

Detectives are asking anyone with information pertaining to this arrest, to contact the Sheriff's Sexual Assault Bureau at (916) 874-5070.

Tip information may also be left anonymously at www.sacsheriff.com by entering the keyword 'SSD', or by calling (916) 874-TIPS (8477).