Silva located 29°07′49″S 142°21′47″ halfway between Bulloo Downs, Queensland, and Tibooburra, New South Wales, is a cadastral parish of Tongowoko County New South Wales.[1]
The parish is on Twelve Mile Creek just south of the Queensland border. The parish landscape is flat and arid scrubland of the Channel Country. The parish has a Köppen climate classification of BWh (Hot desert).[2]