Patent ID: 7445704

Claim:
An above ground oil and water separation system comprising: a pump to draw water from a containment area, and to supply a flow of water to an enclosure, an enclosure inlet pipe taking water from said pump into said enclosure, a coalescing sub enclosure formed within said enclosure by a wall, said coalescing sub enclosure containing a plurality of coalescing spheres, and a heat source contained within an electrical panel attached to said enclosure to heat water in said enclosure to prevent freezing, wherein said coalescing sub enclosure includes an upper lid on a top surface of said enclosure and wherein said coalescing spheres are held in permeable removable bags within said coalescing sub enclosure such that said bags can be removed through an opening in the top of said coalescing sub enclosure when said lid is removed and wherein top surfaces of said bags are adjacent said lid.