Supplemental Information of Freeport LNG Development, L.P., et. al. under CP12-509, et. al..

PHASE I ENVIRONMENTAL SITE ASSESSMENT Sorrell Property Proposed Gas Pretreatment Site State Highway 332 Freeport, Texas 77541 Prepared for: Freeport LNG Development, L.P. 333 Clay Street, Suite 5050 Houston, Texas 77002 Prepared by: Natural Resource Group, LLC 520 Post Oak Boulevard, Suite 575 Houston, Texas 77027 May 16, 2012 Phase I Environmental Site Assessment Sorrell Property TABLE OF CONTENTS Chapter Page EXECUTIVE SUMMARY .......................................................................................................... ES-1 1.0 INTRODUCTION ................................................................................................................. 1 1.1 Site Location ........................................................................................................... 1 1.2 Project Authorization and Client-Provided Information ........................................... 1 1.3 Scope of Service ..................................................................................................... 1 1.4 Exceptions, Deletions, and Data Gaps ................................................................... 2 1.5 Previous Environmental Reports ............................................................................ 3 2.0 SITE RECONNAISSANCE ................................................................................................. 4 2.1 General Site Description ......................................................................................... 4 2.1.1 Local Setting ............................................................................................... 4 2.1.2 Natural Site Features .................................................................................. 5 2.1.3 Previous Site Development......................................................................... 5 2.2 Storage Tanks ......................................................................................................... 6 2.2.1 Underground Storage Tanks (USTs) .......................................................... 6 2.2.2 Aboveground Storage Tanks (ASTs).......................................................... 6 2.3 Chemicals and Solid Waste .................................................................................... 6 2.4 Polychlorinated Biphenyls (PCBs) .......................................................................... 6 2.5 Utilities ..................................................................................................................... 7 2.6 Storm Water ............................................................................................................ 7 2.6 Solid Waste ............................................................................................................. 7 2.7 Adjacent Properties ................................................................................................. 7 3.0 SITE HISTORY ....................................................................................