Inmates at the California Substance Abuse Treatment Facility and State Prison at Corcoran are on a modified program, after a riot involving 63 inmates.
The riot erupted around 7:00 p.m. Friday. Correctional officers had to use tear gas to subdue the inmates.
Nine of the 63 inmates were transported to local hospitals for treatment. Their injuries are described as non life-threatening.
No correctional officers were hurt.
Public information officer Lupe Cartagena said visiting is currently not allowed at the facility, and inmates are not allowed to leave their dorms until further notice.