On arrival crews had fire showing from a 40x70 noncombustible metal frame garage. Units deployed multiple handlines and a blitz fire portable deck gun to extinguish the fire and cool multiple compressed gas tanks. The fire was under control at 4:21pm. DEEP was notified for oil and gas run off. There were no firefighter or civilian injuries reported and the fire in under investigation by the Cheshire Fire Marshal's office. Prospect and Wolcott fire departments were called for mutual aid standby during the incident.