Supplemental Specification/Drawings of Cameron LNG, LLC under CP13-25.

JD Morris Manager, Permitting & Compliance 2925 Briarpark Dr., Suite 900 Houston, TX 77042 713-298-5479 jmorris@sempraglobal.com February 15, 2013 Ms. Kimberly D. Bose Secretary Federal Energy Regulatory Commission 888 First Street, N.E. Washington, D.C. 20426 Re: Cameron LNG, LLC Docket No. CP13-25-000 Supplemental Specification / Drawings Dear Ms. Bose, Cameron LNG, LLC (Cameron LNG) hereby submits for filing a specification and drawings that were not available when the December 7, 2012 application was filed. An index of the information being submitted is attached. Please note that some of the material filed herein contains Privileged and Confidential Information and Critical Energy Infrastructure Information (CEII). Attachment 1 includes drawings that contain proprietary information and Attachments 2 and 3 include CEII. Pursuant to Section 388.112 of the Commissions regulations, Cameron LNG requests that the Commission treat this information as privileged material. The information included in these attachments meets the Commissions definition of privileged material and treatment of this information as privileged is therefore warranted. Cameron LNG is submitting a public version of this filing, with the privileged material redacted. The privileged material has been labeled accordingly and is not to be released. Cameron LNG previously filed a proposed form of Protective Order and Non-Disclosure Certificate in this proceeding on February 8, 2013. Cameron LNG Liquefaction Project Docket CP13-25-000 Please contact me if you have any questions related to this request. Thank you for your attention to these matters. Respectfully submitted, /s/JD Morris JD Morris Manager, Permitting & Compliance Cameron LNG, LLC cc: Bill Rapp Bill Lansinger Enclosures Cameron LNG Liquefaction Project Docket CP13-25-000 APPENDIX X.13.4 - Supplement Piping and Instrument Diagrams (Inadvertently left out of Application Submittal) Index Document Number Revision Date Document Name Status Piping and Instrumentation Diagram Nitrogen CEII CAM-86-PID-042 6 12-Nov-12 Distribution 1.5 BSCFD Case Piping and Instrumentation Diagram H2S CEII C 2-Nov-12 CAM1-14-PID-0105A Scavengers Piping and Instrumentation Diagram H1-2502 Air P&C CAM1-25-PID-0118A C 6-Nov-12 Cooler Tagging Schedule Piping and Instrumentation Diagram LNG Product P&C CAM1-19-PID-0126A C 21-Nov-12 Pump A Piping and Instrumentation Diagram LNG Product P&C CAM1-19-PID-0126B C 21-Nov-12 Pump B Piping and Instrumentation Diagram LNG CEII CAM0-19-PID-0126C C 21-Nov-12 Rundown Header Piping and Instrumentation Diagram H1-1907 Air P&C CAM1-19-PID-0130A C 21-Nov-12 Cooler Tagging Schedule Piping and Instrumentation Diagram H1-2505, H1- CEII 2506, H1-2509 & H1-2510 Air Cooler Tagging ...