Boardwalk's Fayetteville and Greenville Laterals Receive Authority to Operate at Standard Operating Pressure.

HOUSTON -- Boardwalk Pipeline Partners, LP (NYSE: BWP) today announced that its Texas Gas Transmission, LLC, subsidiary has completed remediation of the pipe anomalies on its Fayetteville and Greenville Laterals and has received authorization from the Pipeline and Hazardous Materials Safety Administration (PHMSA) to operate these laterals at standard operating pressures (.72 of the Specified Minimum Yield Strength). Rolf Gafvert, Chief Executive Officer for Boardwalk, said "The pipe anomalies have been remediated on all of Boardwalk's expansion pipeline projects and all of these projects are now approved to operate at standard operating pressures." He also stated that "We continue to work cooperatively with PHMSA in order to obtain the authority to operate our projects at higher operating pressures. PHMSA retains discretion on granting these additional approvals."

The Fayetteville lateral consists of 165 miles of 36-inch pipeline and originates in Conway County, Arkansas, and proceeds to an interconnect with the Texas Gas mainline in Coahoma County, Mississippi. The Greenville lateral consists of 95 miles of 36-inch pipeline and originates at the Texas Gas mainline near Greenville, Mississippi, and proceeds to Kosciusko, Mississippi.

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 163 Bcf.

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, including those related to remediation of pipeline anomalies, the impact of the anomalies on Boardwalk's business and financial results, and future approvals or authorizations from PHMSA to operate Boardwalk's expansion pipelines at higher operating pressures, that could cause actual results to differ materially from those described in the forward-looking statements. These risks and uncertainties as well as other information related to our expansion pipelines are discussed in Boardwalk's filings with the U.S. Securities and Exchange Commission.