Nottingham prison has been highlighted by The Howard League for Penal Reform has for its overcrowding problem.
The charity says financial cuts mean that prisoners were forced to share cells not designed for multiple people.
The charity also says prisoners are kept locked up for up to twenty two hours a day and that this is the reason for violence and self-injury in prisons.
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A sunny but chilly start. Cloud increasing with a little rain affecting northern and western areas, especially over the Derbyshire hills.
After a mainly dry, and locally chilly start, cloud will thicken, with some patchy rain possible across northern counties.
Becoming generally dry overnight with clear spells. A sunny but chilly start tomorrow. Cloud increasing with a little rain for some.