DRAFT ENVIRONMENTAL IMPACT STATEMENT Appendix T Cumulative Impacts Technical Memorandum Chicago Red Line Extension Project Cumulative Impacts Technical Memorandum January 20, 2014 Updated September 9, 2015 Prepared for: Chicago Transit Authority 567 W. Lake Street Chicago, IL 60661 Prepared by: 125 S. Wacker Drive Suite 600 Chicago, IL 60606 CUMULATIVE IMPACTS TECHNICAL MEMORANDUM Table of Contents Section 1 Summary ................................................................................................... 1-1 Section 2 Project Description ..................................................................................... 2-3 Section 3 Methods for Impact Evaluation ................................................................... 3-1 3.1 Regulatory Framework ............................................................................................. 3-1 3.1.1 Federal .......................................................................................................... 3-1 3.1.2 State .............................................................................................................. 3-1 3.1.3 Local .............................................................................................................. 3-1 3.2 Impact Analysis Thresholds ..................................................................................... 3-1 3.3 Area of Potential Impact ........................................................................................... 3-2 3.4 Methods ................................................................................................................... 3-2 Section 4 Affected Environment ................................................................................. 4-1 4.1 Transportation Improvement Program ...................................................................... 4-1 4.2 Fiscally Constrained Major Capital Projects ............................................................. 4-3 4.3 State, Regional, and Local Plans ............................................................................. 4-4 Section 5 Impacts and Mitigations ............................................................................. 5-1 5.1 No Build Alternative ................................................................................................. 5-1 5.1.1 Neighborhood and Community Impacts ......................................................... 5-1 5.1.2 Air Quality ...................................................................................................... 5-1 5.2 Bus Rapid Transit Alternative ................................................................................... 5-1 5.2.1 Neighborhood and Community Impacts ......................................................... 5-2 5.2.2 Parklands and Community Facilities .............................................................. 5-2 5.2.3 Air Quality ...................................................................................................... 5-2 5.3 Union Pacific Railroad Rail Alternative - Right-of-Way Option .................................. 5-2 5.3.1 Transportation ............................................................................................... 5-3 5.3.2 Noise and Vibration ....................................................................................... 5-3 5.3.3 Safety and Security ........................................................................................ 5-3 5.3.4 Land Use and Economic Development .......................................................... 5-3 5.3.4.1 Segment UA ..................................................................................... 5-3 5.3.4.2 Segment UB ..................................................................................... 5-4 5.3.5 Neighborhood and Community Impacts ......................................................... 5-4 5.3.6 Parklands and Community Facilities .............................................................. 5-4 i CUMULATIVE IMPACTS TECHNICAL MEMORANDUM 5.3.7 Air Quality ...................................................................................................... 5-4 5.4 Union Pacific Railroad Rail Alternative - East Option ................................................ 5-4 5.4.1 Transportation ............................................................................................... 5-5 5.4.2 Land Use and Economic Development .......................................................... 5-5 5.4.3 Neighborhood and Community Impacts ......................................................... 5-5 5.4.4 Parklands and Community Facilities .............................................................. 5-5 5.4.5 Safety and Security ........................................................................................ 5-5 5.4.6 Air Quality ...................................................................................................... 5-6 5.5 Union Pacific Railroad Rail Alternative - West Option ............................................... 5-6 5.5.1 Transportation ............................................................................................... 5-6 5.5.2 Land Use and Economic Development .......................................................... 5-6 5.5.3 Neighborhood and Community Impacts ......................................................... 5-6 5.5.4 Parklands and Community Facilities .............................................................. 5-6 5.5.5 Safety and Security ........................................................................................ 5-7 5.5.6 Air Quality ...................................................................................................... 5-7 5.6 120th Street Yard and Shop ..................................................................................... 5-7 5.7 Halsted Rail Alternative ............................................................................................ 5-7 5.7.1 Land Use and Economic Development .......................................................... 5-7 5.7.1.1 Segment HA ..................................................................................... 5-7 5.7.1.2 Segment HB ..................................................................................... 5-7 5.7.2 Parklands and Community Facilities .............................................................. 5-8 5.7.3 Air Quality ...................................................................................................... 5-8 5.8 119th Street Yard and Shop ..................................................................................... 5-8 Section 6 Impacts Remaining After Mitigation ............................................................ 6-1 6.1 No Build Alternative ................................................................................................. 6-1 6.2 Bus Rapid Transit Alternative ................................................................................... 6-1 6.3 Union Pacific Railroad Rail Alternative – Right-of-Way Option .................................. 6-1 6.4 Union Pacific Railroad Rail Alternative – East Option ................................................ 6-1 6.4.1 Transportation ............................................................................................... 6-1 6.4.2 Land Use and Economic Development .......................................................... 6-1 6.4.3 Neighborhood and Community Impacts ......................................................... 6-1 6.4.4 Parklands and Community Facilities .............................................................. 6-1 6.4.5 Safety and Security ........................................................................................ 6-1 6.4.6 Air Quality ...................................................................................................... 6-2 6.5 Union Pacific Railroad Rail Alternative – West Option ............................................... 6-2 ii CUMULATIVE IMPACTS TECHNICAL MEMORANDUM 6.5.1 Transportation ............................................................................................... 6-2 6.5.2 Land Use and Economic Development .......................................................... 6-2 6.5.3 Neighborhood and Community Impacts ......................................................... 6-2 6.5.4 Parklands and Community Facilities .............................................................. 6-2 6.5.5 Safety and Security ........................................................................................ 6-2 6.5.6 Air Quality ...................................................................................................... 6-2 6.6 120th Street Yard and Shop ..................................................................................... 6-2 6.7 Halsted Rail Alternative ............................................................................................ 6-2 6.7.1 Land Use and Economic Development .......................................................... 6-2 6.7.2 Parklands and Community Facilities .............................................................. 6-3 6.7.3 Air Quality ...................................................................................................... 6-3 6.8 119th Street Yard and Shop ..................................................................................... 6-3 Section 7 References Cited ....................................................................................... 7-1