FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Boardwalk Pipelines Holding Corp.   2. Issuer Name and Ticker or Trading Symbol Boardwalk Pipeline Partners, LP [BWP] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 9 GREENWAY PLAZA, SUITE 2800 3. Date of Earliest Transaction (Month/Day/Year) 10/09/2013 (Street) HOUSTON, TX 77046 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) ___ Form filed by One Reporting Person _X_ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Units representing limited partner interests 10/09/2013   M(1)   22,866,667 A (2) 125,586,133 D (3)

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Class B Units representing limited partner interests

(4)

10/09/2013

M(1)

22,866,667

(5)

(2)

Common Units representing limited partner interests

22,866,667

(6)

0

D (6)

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Boardwalk Pipelines Holding Corp. 9 GREENWAY PLAZA, SUITE 2800 HOUSTON, TX 77046	X	X
LOEWS CORP 667 MADISON AVENUE NEW YORK, NY 10065-8087	X	X

Signatures

/s/ Jamie Buskill Chief Financial and Administrative Officer, and Treasurer, on behalf of Boardwalk Pipelines Holding Corp.		10/09/2013
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The transaction described herein is also exempt under Rule 16(b)-6(b) as the conversion of a derivative security, thus Transaction Code C is also applicable.
(2)	Each Class B Unit converted into one Common Unit of the issuer on a one-for-one basis on October 9, 2013 pursuant to the terms of the Issuer's Third Amended and Restated Agreement of Limited Partnership dated as of June 17, 2008. The Class B Units had no expiration date.
(3)	BPHC directly owns all securities reported on this Form 4. Loews Corporation's ownership is indirect, through BPHC. Information regarding Loews Corporation is set forth on Exhibit 99.1 to this Form 4.
(4)	One-for-one.
(5)	The units became convertible after June 30, 2013, but are convertible only at the option of the holder.
(6)	not applicable.

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