A US jail has been positioned underneath an emergency lockdown after about 100 prisoners refused to return to their cells.

Members of a disaster negotiation crew are on the jail within the state of Minnesota.

A spokesperson for the state's Department of Corrections stated on Sunday the particular operations response crew had been deployed "out of an abundance of caution".

The purpose prisoners had been refusing to return to their cells at one of many facility's residing items remained "unclear", in accordance with the spokesperson.

No accidents had been reported and two officers on the Stillwater correctional facility had been stated to be secure in a safe management space.

They are involved with facility employees and the spokesperson added the scenario was "currently stable".

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Just over 1,200 inmates are on the facility to the southeast of Stillwater, in accordance with division data.

The facility, which was inbuilt 1914, is the state's largest close-security establishment for males.

There is a complete of seven residing items on the facility, in accordance with the Department of Corrections's web site.

The web site notes the ability's position is to supply males with "educational, vocational and industrial programming opportunities during incarceration".

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