A prisoner has escaped from Cessnock Correctional Centre this morning.
Just after 11am, police were informed 18-year-old inmate Jake Nunn had escaped from a minimum security part of the gaol.
Nunn is described as being of Caucasian appearance, 170 centimetres tall, with a thin build, brown hair and brown eyes.
Police believe Nunn may be headed for Kurri Kurri or the Central Coast.
He was last seen wearing prison greens and joggers.
Anyone who sees Nunn should not approach him, but contact Triple Zero (000) immediately.