Union Pacific Railroad (“Union Pacific”) is committed to continuing an open and transparent dialog with the Fifth Ward and Kashmere Gardens communities to ensure that residents and other stakeholders are properly informed about the historic and ongoing investigative and remedial activities at the former Houston Wood Preserving Works facility located at 1490 Liberty Road, Houston, Texas 77026 (the “Site”). Union Pacific welcomes the opportunity to respond to the EPA’s questions regarding environmental justice aspects of regulatory issues identified in your September 9, 2021, letter.1 In efforts to make the vast amount of scientific and technical information contained in its response to the EPA more accessible to the public, Union Pacific has prepared the following summary, and looks forward to meeting to discuss these issues as part of the regulatory process.