A range of bunded waste oil tanks suitable for both pumped and hand fill applications. Comprising of two all-steel constructed tanks, one inside the other, with the outer acting as a liquid tight bund with capacity for 110% of the liquid being stored. The inner tank is internally braced for additional strength and provides the required storage area. Fitted with full width base plinths eliminating any ground contact with bund base. Tanks can easily be filled by hand via the large, lockable hinged hatch which has tapered sides ensuring all waste oil drains into tank. There is a mesh base, removing any unwanted objects, and suction tubing to enable easy removal of waste oil. The communal top is fitted with lifting points, contents gauge, with cover, and pump fitting.