CenterPoint Energy Gas Transmission Co, LLC's CD to their prior notice request to replace a portion of its Line A, install pipe to extend its Line A, & abandon its Lines AM-10 & AM-189 pur to Section 157.205 of the NGA etc, CP12-500. Volume 1-A of III.

BEFORE THE FEDERAL ENERGY REGULATORY COMMISSION CenterPoint Energy Gas Transmission Company, LLC a wholly owned indirect subsidiary of CenterPoint Energy, Incorporated DOCKET NO. CP12-___-000 Volume I-A of III Request for Authorization Under Blanket Certificate PUBLIC Gas Transmission Company, LLC P. O. Box 21734 Shreveport, LA 71151-1734 (318) 429-3708 August 15, 2012 Ms. Kimberly D. Bose, Secretary Federal Energy Regulatory Commission 888 First Street, N. E. Washington, D.C. 20426 Re: CenterPoint Energy Gas Transmission Company, LLC Docket No. CP12-____-000 Dear Ms. Bose: CenterPoint Energy Gas Transmission Company, LLC (CEGT), pursuant to section 157.205 of the Natural Gas Act (NGA), 18 CFR 157.205, hereby submits an original and seven (7) copies of its Prior Notice request under Section 157.208(b), 18 CFR 157.208(b), Section 157.211(a)(2), 18 CFR 157.211(a)(2), and 157.216(b), 18 CFR 157.216(b), replace a portion of its Line A, install pipe to extend its Line A, and abandon its Lines AM-10 and AM-189 in their entirety, all located in Nevada County, Arkansas. The items being filed herein are organized pursuant to 18 C.F.R. 388 as described below: Volume I: Public [Original (with CD) and seven paper copies] Letter of Transmittal Application Text Exhibit F System Map and Vicinity Maps showing the Location of the Project Exhibit K Cost of Facilities Exhibit Y Proposed Accounting Entry Exhibit Z Federal Register Notice Volumes I-A & I-B: Public [Original (with CD) and seven paper copies] Letter of Transmittal Exhibit F-I Environmental Resource Reports Volume II: CEII [Original (with CD) and two paper copies] Letter of Transmittal Exhibit G & G-II Flow Diagrams Appendix 1A Project Maps and Drawings Volume III: Privileged and Confidential [Original (with CD) only] Letter of Transmittal Attachment 1A Alignment Sheets Attachment 1E - Landowner List Attachment 4A Phase 1 Report Ms. Kimberly D. Bose August 15, 2012 Page 2 of 2 CEGT respectfully requests: (1) that the information herein submitted in Volume II be treated as CEII, as Volume II contains information about proposed critical infrastructure that could be useful to any persons planning an attack on that infrastructure pursuant to 18 C. F. R. 388.112; and; (2) that the information herein submitted in Volume III be accorded privileged and confidential treatment. Any questions concerning the enclosed filing should be addressed to the undersigned. Respectfully submitted, CenterPoint Energy Gas Transmission Company, LLC _______________________ /s/ B. Michelle Willis B. Michelle Willis Manager, Regulatory & Compliance CP12-___-000 CENTERPOINT ENERGY GAS TRANSMISSION COMPANY, LLC EXHIBIT F-1 ENVIRONMENTAL RESOURCE REPORTS