Published: Jul 11, 2014 6:30 AM EDT
Updated: Jul 11, 2014 10:39 AM EDT

NAPLES, Fla.--  The power is back on in the Collier County Jail.

According to deputies, the power went out in the first floor of the building around 11:30 p.m. Thursday.

The outage cut off power to the cell locks and the air conditioning. Deputies say they were able to manually lock all inmate doors.

The cause of the outage is still under investigation.