No one was injured in a fire at Hidden Valley Club apartments Saturday afternoon after a blaze started in one of the units, according to Ann Arbor Fire Department officials.

The fire, in the 600 block of Hidden Valley Club Drive, happened around 3 p.m. Saturday and was found by a maintenance worker. No one was home at the time, said Battalion Chief Robert Vogel. It is unclear whether the apartment was occupied.

The fire, found burning on a floor of the apartment, was contained to that unit, located on the first floor. The cause remains under investigation.