Tailings Storage Facility (TSF): The collective structures, components and equipment pertaining to tailings impoundment and management including, but not limited to, dams and reservoirs, pipelines, spillways, drains, chutes, gates, intake towers, decant structures, tunnels, canals, low-level outlets, water treatment, control and release facilities, monitoring and surveillance installations, mechanical and electrical controls, power supply, and other appurtenances.