July 14, 2008

Plains All American Pipeline, L.P. Declares Increased Distribution on Limited Partner Units

Plains All American Pipeline, L.P. (NYSE:PAA) today announced a cash distribution of $0.8875 per unit ($3.55 per unit on an annualized basis) on all of its outstanding limited partner units. The distribution will be payable on August 14, 2008, to holders of record of such units at the close of business on August 4, 2008. The distribution represents an increase of approximately 6.9% over the quarterly distribution of $0.83 per unit paid in August 2007 and an increase of approximately 2.6% over the May 2008 distribution of $0.865 per unit. This constitutes the 17th consecutive increase in quarterly distributions for the Partnership and the 24th increase in the last thirty quarters.

The Partnership also reiterated its goal of increasing year-over-year cash distributions in 2008 by $0.25 to $0.30 per unit which, based on the 2007 distribution exit rate of $3.36 per unit, equates to an annualized distribution level of $3.61 to $3.66 per unit in November 2008. This goal represents a year-over-year increase of approximately 7.4% to 8.9% over the November 2007 distribution.

Plains All American Pipeline, L.P. is a publicly traded master limited partnership engaged in the transportation, storage, terminalling and marketing of crude oil, refined products and liquefied petroleum gas and other natural gas related petroleum products. Through its 50% ownership in PAA/Vulcan Gas Storage LLC, the partnership is also engaged in the development and operation of natural gas storage facilities. The Partnership is headquartered in Houston, Texas.

Forward-Looking Statements

Except for the historical information contained herein, the matters discussed in this news release are forward-looking statements that involve certain risks and uncertainties that could cause actual results to differ materially from results anticipated in the forward-looking statements. These risks and uncertainties include, among other things: future developments and circumstances at the time distributions are declared; failure to implement or capitalize on planned internal growth projects; the success of our risk management activities; environmental liabilities or events that are not covered by an indemnity, insurance or existing reserves; maintenance of our credit rating and ability to receive open credit from our suppliers and trade counterparties; abrupt or severe declines or interruptions in outer continental shelf production located offshore California and transported on our pipeline system; shortages or cost increases of power supplies, materials or labor; the availability of adequate third party production volumes for transportation and marketing in the areas in which we operate and other factors that could cause declines in volumes shipped on our pipelines by us and third party shippers, such as declines in production from existing oil and gas reserves or failure to develop additional oil and gas reserves; fluctuations in refinery capacity in areas supplied by our mainlines and other factors affecting demand for various grades of crude oil, refined products and natural gas and resulting changes in pricing conditions or transportation throughput requirements; the availability of, and our ability to consummate, acquisition or combination opportunities; the successful integration and future performance of acquired assets and businesses and the risks associated with operating in lines of business that are distinct and separate from our historical operations; our access to capital to fund additional acquisitions and our ability to obtain debt or equity financing on satisfactory terms; unanticipated changes in crude oil market structure and volatility (or lack thereof); the impact of current and future laws, rulings, governmental regulations and interpretations; the effects of competition; continued creditworthiness of, and performance by, our counterparties, including financial institutions and trading companies with which we do business; interruptions in service and fluctuations in tariffs or volumes on third-party pipelines; increased costs or lack of availability of insurance; fluctuations in the debt and equity markets, including the price of our units at the time of vesting under our long-term incentive plans; the currency exchange rate of the Canadian dollar; weather interference with business operations or project construction; risks related to the development and operation of natural gas storage facilities; general economic, market or business conditions; and other factors and uncertainties inherent in the transportation, storage, terminalling, and marketing of crude oil, refined products and liquefied petroleum gas and other natural gas related petroleum products discussed in the Partnership's filings with the Securities and Exchange Commission.