Chuckawalla Valley State Prison (CVSP) is located south of Interstate 10, in a detached section of Blythe, California, that lies west of the main portion of the city. It is located in eastern Riverside County, California, adjacent to Ironwood State Prison. The prison opened in December 1988 and covers 1,720 acres. Although the prison was designed to hold 1,738 inmates, in 2008-2009 it had 3,222 prisoners, with a staff of 751. The annual budget of the prison is around US$83 million.