Any D-R districts or gas resource reservation areas located on the property are large enough to accommodate not only the equipment necessary for natural gas production, but also any buffers, landscaping, walls, screens, drilling rig lay-down areas, parking and soundproof control barriers needed to insure the safety and compatibility of nearby uses in light of anticipated impacts of present or future gas operations. At a minimum, any gas resource reservation area shall consist of a drilling envelope of up to 2,500 square feet plus a minimum setback area of 145 feet measured from the edge of the drilling envelope.