The prison is run by HMPS as part of the North East Region, and is part of the High Security Estate. It is has a capacity of 844 and the #1 governor is Paddy Fox. Built just over 40 years ago on the outskirts of Durham, the prison hold high and standard risk Cat A prisoners and Cat B’s.
The original 4 wings A-D each hold 108 prisoners. F wing, added in the 90’s holds 88 prisoners, and J wing 120. The Westgate PSPD unit, for prisoners with severe personality disorders can hold up to 65 prisoners and is where the PIPE unit is located. In-patient healthcare can hold up to 13 prisoners.