As used in this Part, the following terms shall have the meanings indicated:
DISPOSAL ZONE
The part of a sanitary landfill where solid waste was, is being or will be disposed, as permitted by this chapter.
NON-DISPOSAL ZONE
The part of a sanitary landfill where disposal of solid waste is not permitted by this chapter, permitted activities shall include such uses as access roads, stormwater management swales and facilities, MSE (mechanically stabilized earth) walls, leachate storage tanks, etc.
POST-CLOSURE LANDFILL SITE
This area shall include both the disposal zone and the non-disposal zone as noted on the Zoning Map. Sanitary landfill or portion thereof that has ceased to accept solid waste in compliance with all applicable Pennsylvania Department of Environmental Protection regulations.