Glyn Travis, Assistant Secretary of the Prison Officers' Association (POA) said today's disturbance was "no surprise" to the POA.
A 35-year-old inmate has been arrested in connection with the murder of convicted voyeur Alan Goode at Lincoln Prison.
The arrested man is understood to have been sharing a cell with Goode, a serial peeping Tom who was found dead in his cell this morning.
Police were called to HMP Lincoln on Thursday morning after a report that a man had died in the early hours.
A murder investigation has been launched and a 35-year-old male inmate has been arrested in connection with the incident.
Peterborough Prison has been criticised by the Howard League for Penal Reform for the number of self-harm incidents which have been recorded there.
The charity says 24 self-harm incidents were recorded every week at Peterborough last year.
Peterborough Prison holds both men and women.
Women represent one in 20 people in prison but they make up half of all self-harm incidents.
Nick Hardwick, the Chief Inspector of Prisons said the performance of HMP Hewell had 'deteriorated sharply' since the last inspection.
A report into conditions at HMP Hewell in Redditch by the Chief Inspector of Prisons found that its performance had deteriorated sharply since the last inspection.
According to the report, thirty five per cent of prisoners on the closed side and 42% on the open side said it was easy to get drugs in the prison.
And 17% on the closed side and 36% on the open side said it was easy to get alcohol.
The inspectors said the figures were much higher than they see in comparable prisons.
Hewell prison in Redditch has been heavily criticised in a damning report, claiming the environment is dangerous, dirty and drug-ridden.
The report, carried out by the Chief Inspector of Prisons, claims drugs and alcohol are more readily available than cleaning materials.
Shrewsbury Prison is going to close, along with 5 others across the country, under government plans announced today. The idea is that one 'super prison' will be built in their place.
It is part of a drive to replace older jails and bring down the cost of the prison system. It is expected to save £63 million a year.
Terror suspect Abu Qatada is due to be released from a prison near Evesham in Worcestershire today, after winning his battle against deportation to Jordan.
Judges at the Special Immigration Appeals Commission ruled that evidence gained through torture could potentially still be used against the radical cleric, denying him the right to a fair trial.