the information required to be included in a report under paragraph (2) for a pipeline facility if the Secretary determines that the inclusion of such information would pose a risk to the security of the pipeline facility. (4) Availability of reports The Secretary shall make each report submitted under paragraph (1) available to the public electronically. (5) Pipeline segment defined In this subsection, the term pipeline segment means— (A) with respect to a gas pipeline facility— (i) the length of pipeline between the origin and the first compressor station