environmental assessment us border patrol, tucson sector

vi123456789101112131415161718192021222324252627282930313233343536LIST OF FIGURESFigure 1-1. Vicinity Map ............................................................................................................ 1-2Figure 2-1. Project Location Map ............................................................................................... 2-2Figure 2-2. Conceptual Site Layout ............................................................................................ 2-3Figure 2-3. Preferred Alternative Project Area Map .................................................................. 2-6Figure 2-4. Alternative 2 Project Area Map ............................................................................... 2-7Figure 2-5. Alternative 3 Project Area Map ............................................................................... 2-9Figure 2-6. Alternative 4 Project Area Map ............................................................................. 2-10Figure 3-1. Soil Map ................................................................................................................... 3-5Figure 3-2. Water Resources Map .............................................................................................. 3-9Figure 3-3. Fish Critical Habitat on San Bernardino NWR ...................................................... 3-24LIST OF TABLESTable 1-1. Project–Specific Summary of Guidance, Statutes, and Relevant RegulationsIncluding Compliance Requirements ...................................................................... 1-7Table 2-1. Comparison of Alternatives Considered ................................................................. 2-4Table 2-2. Alternatives Matrix ............................................................................................... 2-12Table 2-3. Summary Matrix of Potential Impacts .................................................................. 2-13Table 3-1. Federally Listed Species for Cochise County, Arizona ........................................ 3-19Table 3-2. Known Federally and State-Listed Species that Occur on and ImmediatelyAdjacent to the San Bernardino NWR .................................................................. 3-23Table 3-3. Prehistoric Sequence for the Douglas Area .......................................................... 3-28Table 3-4. National Ambient Air Quality Standards .............................................................. 3-35Table 3-5. Total Air Emissions (tons/year) from Construction of the Preferred Alternativeversus the de minimis Threshold Levels ............................................................... 3-38Table 3-6. Total Air Emissions (tons/year) from Propane Generators versus the de minimisLevels .................................................................................................................... 3-39Table 3-7. Population Census 1990 to 2009 .......................................................................... 3-46Table 3-8. Race....................................................................................................................... 3-47Table 3-9. Housing Units ....................................................................................................... 3-47Table 3-10. Per Capita Personal Income .................................................................................. 3-48Table 3-11. Total Personal Income .......................................................................................... 3-48Table 3-12. Jobs in 2009 .......................................................................................................... 3-48Table 3-13. 2009 Poverty and Median Income by Location .................................................... 3-49Douglas FOB EADraftAugust 2011