The tests indicate very dry sandy clays from the surface to the 200 foot salt water zone. If the liner should ever leak, no contamination will result because no usable groundwater exists below the liner. The site has no surface water flows across the site and a surface water control system provides protection of the waste area during rain falls which are primarily in September. Average annual rainfall is 10-12 inches. The 160 acre site is situated within a 640 acre tract served by a four lane divided Federal highway with direct access into the landfill gate.
Federal lands surround the site on all sides.
Detailed records by weight and location are maintained on all waste in the landfill. No municipal solid waste is allowed on the site. Nine key factors must exist for a landfill to be considered secure. Easily accessible to transportation, both by truck and rail . Low population density.