Deputies were serving a warrant at a home in Vero Beach when they discovered the reptile in the hot tub.
The alligator was found floating in a blue plastic tub of sludgy water.
"I believe this is probably the first time we've ever seen an alligator in a hot tub," Indian River County Sheriff's spokesman Thomas Raulen told WTSP channel.
Wildlife officers removed the reptile from the house soon after its discovery on Tuesday.
According to TCPalm.Com, a 26-year-old woman in the house was arrested on a cocaine-related warrant, 'New York Daily News' reported.
Wells, does not face drug charges but he was charged with possession of an alligator without a permit.