It was opened in June 1987 and covers 866 acres ( 350 ha ) located in Ione , California .
Mule Creek State Prison ( MCSP ) is a California State Prison .
Mule Creek State Prison was opened in June 1987 and covers 866 acres ( 350 ha ) located in Ione , California .
Mule Creek State Prison ( MCSP ) is a California State Prison .