Atlas Pipeline Holdings, L.P. Announces Atlas Pipeline Partners, L.P. Record Quarterly Distribution of $0.85 Per Common Limited Partner Unit for the Second Quarter 2006.

PHILADELPHIA -- Atlas Pipeline Holdings, L.P. (NYSE:AHD) ("Atlas Holdings"), who owns 100% of the general partner and 12.6% of the common units of Atlas Pipeline Partners, L.P. (NYSE:APL) (the "Partnership"), reported today that the Partnership had declared a record quarterly cash distribution for the second quarter 2006 of $0.85 per common limited partner unit, payable August 14, 2006 to holders of record as of August 7, 2006. The $0.85 distribution per common limited partner unit represents a 10% increase compared with the $0.77 distribution declared for the prior year second quarter.

Atlas Holdings issued an initial public offering of 3,600,000 common units on Friday, July 21, 2006. The unitholders of Atlas Holdings will not receive a distribution for the second quarter of 2006, however the unitholders of Atlas Holdings will receive a prorated distribution for the period from July 21, 2006, their initial date of ownership, through September 30, 2006.

Atlas Pipeline Partners, L.P. is active in the transmission, gathering and processing segments of the midstream natural gas industry. In the Mid-Continent region of Oklahoma, Arkansas, northern Texas and the Texas panhandle, the Partnership owns and operates approximately 2,565 miles of intrastate gas gathering pipeline and a 565-mile interstate natural gas pipeline. The Partnership also operates two gas processing plants and a treating facility in Velma, Elk City and Prentiss, Oklahoma where natural gas liquids and impurities are removed. In Appalachia, it owns and operates approximately 1,500 miles of natural gas gathering pipelines in western Pennsylvania, western New York and eastern Ohio. For more information, visit our website at www.atlaspipelinepartners.com or contact [e-mail].

Atlas Pipeline Holdings, L.P. is a limited partnership formed to own and control Atlas Pipeline Partners GP, LLC, the general partner of Atlas Pipeline Partners, L.P., through which it will own a 2% general partner interest in Atlas Pipeline Partners, L.P., all the incentive distribution rights in Atlas Pipeline Partners, L.P. and 1,641,026 common units of Atlas Pipeline Partners, L.P.

Statements made in this release include forward-looking statements, which involve substantial risks and uncertainties. The Partnership's actual results, performance or achievements could differ materially from those expressed or implied in this release as a result of certain factors, including competition within the energy industry, climactic conditions and the price of gas in the Appalachian and Mid-Continent areas, actual versus projected volumetric production from wells connected to the Partnership's gas-gathering pipeline system, and the cost of supplies and services in the energy industry.