Boardwalk Pipeline Partners, LP (NYSE:BWP) announced today that it has declared a quarterly cash distribution per common unit of $0.5225 payable on May 19, 2011, to unitholders of record as of May 12, 2011.

Boardwalk Pipeline Partners, LP is a limited partnership engaged through its subsidiaries, Gulf Crossing Pipeline Company LLC, Gulf South Pipeline Company, LP and Texas Gas Transmission, LLC, in the interstate transportation and storage of natural gas. Boardwalk's interstate natural gas pipeline systems have approximately 14,200 miles of pipeline and underground storage fields having aggregate working gas capacity of approximately 167 Bcf.