The Marshall Project

Jails Turn to UVC Robots To Fight Coronavirus

Some sheriffs are buying ultraviolet light machines traditionally used by hospitals.

At the Dane County Jail in Madison, Wisconsin, robots that look like fancy space heaters have rolled from room to room 24 hours a day, seven days a week, since the end of March. The devices emit high-intensity ultraviolet light, a technology that can destroy viruses including swine flu and SARS (severe acute respiratory syndrome).

Sheriff Dave Mahoney bought the pair of UVC emitters, which cost about $80,000, shortly after the coronavirus pandemic hit, and was reimbursed through a federal FEMA grant the county received for COVID-19 expenses. Now, the robots target everything from solitary cells to eating utensils. Mahoney says he’s had 40 cases at the jail so far after testing the roughly 450 prisoners and 600 staff who work there, a level of

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