Bonita Lake carries a paranormal reputation centered on the traumatic displacement of Bonito City. Visitors camping around the lake consistently report eerie auditory and visual phenomena they attribute to the submerged mining town and its residents.
The most compelling phenomenon involves phantom sounds. Campers describe hearing what appears to be a social gathering or celebration: music playing without visible source, multiple voices engaging in conversation and laughter, creating an atmosphere suggesting a populated area or party in progress. When isolated incidents occur, investigators have documented what sounds unmistakably like gunfire—sharp, distinct reports consistent with gunshots rather than natural sounds.
One camper specifically documented the phenomenon: After hearing what appeared to be a lively party with music, numerous voices, and gunfire, the camper investigated and discovered that only three adult campers and a border collie were present in the immediate area. The sounds continued despite the absence of any population that could produce them.
Visual phenomena complement the auditory reports. Witnesses describe seeing unexplained lights emanating from the lake surface itself or from abandoned structures visible from the camping areas. These lights have no identifiable source—they are not reflections, not wildlife, not camping equipment. Some appear to move or flicker with intelligence, suggesting intentional signaling.
The paranormal phenomena are interpreted as residual haunting—a psychic imprint of Bonito City and its community anchored to the location. The deliberate, complete flooding of an inhabited town in 1930 represents a unique tragedy: entire lives and community structures erased by governmental mandate. Burial grounds were relocated, but evidence suggests that human remains were overlooked in the haste to submerge the location.
The phantom gunfire is particularly striking, potentially echoing violence that occurred within Bonito City before flooding—mining accidents involving explosives, shootings in the saloon, or other frontier violence. The phantom celebration sounds suggest residual imprints of community gatherings, dances, or other social events from the town's prosperous era.
Some accounts mention an apparition of a man in old-fashioned prospector clothing—possibly Martin Nelson, a miner associated with dark events in Bonito City's history—wandering the shoreline before vanishing, and even reportedly seen floating beneath the water's surface.
The haunting is unique among American lakes: a deliberate inundation of an entire community creating a submerged ghost town whose residents, displaced but not at rest, continue to manifest presence at the surface.