REID Tier 2 Criteria 1. Include unincorporated Pima County only 2. Exclude federal lands 3. Exclude preserves (lands purchased for conservation purposes) 4. Exclude areas of less than five (5) acres 5. Include vacant, ranch or agriculture lands 6. Exclude areas within Conservation Lands System (CLS): -Important Riparian Areas -Biological Core Management Areas -Multiple Use Management Areas -Special Species Management Areas -Scientific Research Areas 7. Exclude areas within High Sensitivity Archaeological areas 8. Include sites that have been NOT been surveyed for cultural resources