Niagara University's Clet Hall stands as a dormitory on the university campus in Lewiston, New York, positioned in the North Niagara region near Niagara Falls. The dormitory represents early construction phases of the university's campus development, dating to the institution's property acquisition in 1856. The building's mid-nineteenth century construction made it one of the original campus structures, embodying architectural styles of the 1850s-1870s era. Niagara University was founded by the Congregation of the Mission, a Catholic religious community dedicated to education and spiritual formation. The institution's establishment reflected the community's commitment to building educational infrastructure serving the American Catholic population. Dormitories like Clet Hall facilitated the residential educational model through which students lived on campus, participating in both formal academic instruction and the broader religious and intellectual community. The tragic event establishing Clet Hall's paranormal significance occurred in 1864, during the American Civil War period. A fire developed in the dormitory building, exposing residents to sudden mortal danger. Student Thomas Hopkins, located on an upper floor, was particularly vulnerable to the advancing fire. The fire's escalation and Hopkins' inability to escape resulted in death—a violent end occurring in traumatic circumstances among the building's dormitory spaces. Fire in dormitory buildings represented a particularly horrific form of death in the pre-modern fire safety era. Buildings lacked sophisticated fire detection and suppression systems, evacuation routes were limited, and wooden buildings and furnishings ignited rapidly, creating nearly inescapable danger for upper floor residents. The 1864 fire claiming Hopkins' life occurred before modern building codes, fire escapes, sprinkler systems, or coordinated emergency response procedures were standardized. Hopkins faced circumstances where escape routes were blocked by rapidly advancing flames, smoke, and heat. Thomas Hopkins' spirit appears to have developed a permanent association with the location of his death, manifesting in Clet Hall with sufficient regularity and consistency to establish documented paranormal presence. The specific trauma of his death—fire, fear, entrapment, loss of life in a location of supposed safety—created conditions facilitating sustained paranormal manifestation. Nearly 160 years since Hopkins' death have not diminished the documented presence of his spirit. Paranormal phenomena at Clet Hall include auditory manifestations without apparent sources, doors and objects displaced by apparently non-physical forces, unexplained electrical interference, and unexplained footsteps and knockings. Investigators documented these phenomena with particular intensity in areas that would have been occupied by residential spaces during the 1864 fire. The phenomena suggest purposeful activity—doors closing in specific sequences, footsteps following discernible paths, electrical interference affecting appliances. One particularly intriguing phenomenon involves water faucets turning on independently when no living individual was proximate. Investigators interpret this as related to Hopkins' potential attempts to access water during the fire, or as manifestation of the desperation characterizing his death. Water and fire represent key sensory elements that would have dominated Hopkins' final moments. The dormitory continues to function as student housing, meaning each academic generation experiences the building's paranormal phenomena firsthand. Student residents provide ongoing documentation of paranormal activity, and residential function ensures continuous occupancy. This continuity across 160 years distinguishes Clet Hall from abandoned or sporadically visited haunted locations. Niagara University's Clet Hall represents a location where a specific historical tragedy has generated sustained paranormal manifestation across more than a century and a half. The death of Thomas Hopkins in the 1864 fire created traumatic circumstances sufficiently intense to produce apparitional presence. The building's continued dormitory function ensures ongoing interaction between living residents and persistent paranormal presence. The location offers paranormal researchers opportunities to investigate relationships between historical trauma and sustained spiritual presence.