Boardwalk Pipeline Partners, LP Announces Public Offering of Common Units

  Boardwalk Pipeline Partners, LP Announces Public Offering of Common Units

Business Wire

HOUSTON -- May 29, 2013

Boardwalk Pipeline Partners, LP (NYSE: BWP) (the “Partnership") today
announced that it plans to offer 11,000,000  common units representing limited
partner interests in a registered offering. The underwriters are also expected
to be granted a 30-day option to purchase up to 1,650,000 additional common
units.

Barclays, Citigroup, Deutsche Bank Securities, Goldman, Sachs & Co., J.P.
Morgan, Morgan Stanley, RBC Capital Markets, UBS Investment Bank and Wells
Fargo Securities are acting as joint book-running managers for the common unit
offering. The Partnership expects to use the net proceeds from the offering,
together with amounts to be contributed by its general partner to maintain its
2% general partner interest, to repay borrowings outstanding under the
Partnership’s credit facility, but the Partnership may use a portion of the
proceeds for other Partnership purposes, which may include funding capital
expenditures for growth projects.

This press release does not constitute an offer to sell or a solicitation of
an offer to buy any securities nor shall there be any sale of these securities
in any state or jurisdiction in which such an offer, solicitation or sale
would be unlawful prior to registration or qualification under the securities
laws of any such jurisdiction. The offer is being made only through the
prospectus supplement and accompanying base prospectus, which is part of a
registration statement that became effective on February 20, 2013. A copy of
the preliminary prospectus supplement and accompanying base prospectus
relating to this offering, when available, may be obtained from:

Barclays
c/o Broadridge Financial Solutions
1155 Long Island Avenue
Edgewood, NY 11717
Toll-free number: (888) 603-5847
Barclaysprospectus@broadridge.com

Citigroup
c/o Broadridge Financial Solutions
1155 Long Island Avenue
Edgewood, NY 11717
Toll-free number: (800) 831-9146
batprospectusdept@citi.com

Deutsche Bank Securities
Attn: Prospectus Group
60 Wall Street
New York, NY 10005-2836
Telephone: (800) 503-4611
Email: prospectus.CPDG@db.com

Goldman, Sachs & Co.
Attn: Prospectus Department
200 West Street
New York, New York 10282
Telephone: (866) 471-2526
Email: prospectus-ny@ny.email.gs.com

J.P. Morgan
c/o Broadridge Financial Solutions
1155 Long Island Avenue
Edgewood, New York 11717
Toll-free number: (866) 803-9204

Morgan Stanley
Attn: Prospectus Dept.
180 Varick Street, 2nd floor
New York, NY 10014
Toll-free number: (866) 718-1649
prospectus@morganstanley.com

RBC Capital Markets
Attention: Prospectus Department
3 World Financial Center
200 Vesey Street, 8th Floor
New York, New York 10281
Telephone: (877) 822-4089

UBS Investment Bank
Attn: Prospectus Dept.
299 Park Avenue
New York, NY 10171
Toll-Free number: (888) 827-7275

Wells Fargo Securities
Attention: Equity Syndicate Dept.
375 Park Ave.
New York, NY 10152
Toll-free number: (800) 326-5897
Email: cmclientsupport@wellsfargo.com

About Boardwalk Pipeline Partners, LP

Boardwalk Pipeline Partners, LP(NYSE: BWP) is a midstream master limited
partnership that provides transportation, storage, gathering and processing of
natural gas and liquids for its customers. Boardwalk and its subsidiaries own
and operate approximately 14,410 miles of natural gas and liquids pipelines
and underground storage caverns with an aggregate working gas capacity of
approximately 201 billion cubic feet and liquids capacity of approximately 18
million barrels. Boardwalk is a subsidiary ofLoews Corporation (NYSE: L),
which holds 55% of Boardwalk's equity, excluding incentive distribution
rights.

Forward-Looking Statements

This press release contains forward-looking statements relating to
expectations, plans or prospects for Boardwalk Pipeline Partners, LP and its
subsidiaries. These statements are based upon the current expectations and
beliefs of management and are subject to certain risks and uncertainties that
could cause actual results to differ materially from those described in the
forward-looking statements. These risks and uncertainties include market
conditions and other factors beyond the Partnership’s control and the risk
factors and other cautionary statements discussed in Boardwalk’s filings with
the U.S. Securities and Exchange Commission.

Contact:

Boardwalk Pipeline Partners, LP
Molly Ladd Whitaker, 866-913-2122
Director of Investor Relations and Corporate Communications
or
Jamie Buskill, 713-479-8082
Senior VP, Chief Financial and Administrative Officer and Treasurer