Plains All American Pipeline, L.P. and Plains GP Holdings Announce Timing of Third-Quarter 2019 Earnings & Quarterly Earnings Timing for 2020

Plains All American Pipeline, L.P. PAA and Plains GP Holdings PAGP announced they will release third-quarter 2019 earnings after market close on Tuesday, November 5, 2019 and will hold a joint webcast on the same day as follows:

What: Third-quarter 2019 earnings webcast

When: Tuesday, November 5, 2019 5:00 p.m. ET; 4:00 p.m. CT

Where: www.plainsallamerican.com or https://event.webcasts.com/starthere.jsp?ei=1264489&tp_key=5224d72ff3

How: Live over the internet – log on at either of the addresses above

Specific items we intend to address on the call include:

1. PAA's third-quarter 2019 performance;
2. Financial and operating guidance;
3. Capitalization and liquidity; and
4. Plains' outlook for the future.

The slide presentation accompanying the conference call materials will be posted prior to the call at www.plainsallamerican.com under the "Investor Relations" sections of the website (Navigate to: Investor Relations / either "PAA" or "PAGP" / News & Events / Quarterly Earnings).

An audio replay will be available on the website after the call. Additionally, a transcript will be included within the 3Q19 Earnings Package found within the "Investor Kit" section of the above referenced website.

PAA and PAGP also announced plans to release quarterly earnings and hold their earnings webcasts and conference calls during 2020 according to the following schedule:

• Fourth-Quarter and Full-Year 2019 Earnings - Tuesday, February 4, 2020:
  • Earnings release to be issued after NYSE market close; webcast and conference call to be held at 5:00 p.m. ET

• First-Quarter 2020 Earnings - Tuesday, May 5, 2020:
  • Earnings release to be issued after NYSE market close; webcast and conference call to be held at 5:00 p.m. ET

• Second-Quarter 2020 Earnings - Tuesday, August 4, 2020:
  • Earnings release to be issued after NYSE market close; webcast and conference call to be held at 5:00 p.m. ET

• Third-Quarter 2020 Earnings - Tuesday, November 3, 2020:
  • Earnings release to be issued after NYSE market close; webcast and conference call to be held at 5:00 p.m. ET

The dates and times reflected above are subject to change. Any timing updates along with participation instructions for the webcasts will be provided via press release prior to each quarterly earnings announcement.

Plains All American Pipeline, L.P. is a publicly traded master limited partnership that owns and operates midstream energy infrastructure and provides logistics services for crude oil, natural gas liquids ("NGL"), and natural gas. PAA owns an extensive network of pipeline transportation, terminalling, storage and gathering assets in key crude oil and NGL producing basins and transportation corridors and at major market hubs in the United States and Canada. On average, PAA handles more than 6 million barrels per day of crude oil and NGL in its Transportation segment. PAA is headquartered in Houston, Texas. More information is available at www.plainsallamerican.com.

PAGP is a publicly traded entity that owns an indirect, non-economic controlling general partner interest in PAA and an indirect limited partner interest in PAA, one of the largest energy infrastructure and logistics companies in North America. PAGP is headquartered in Houston, Texas.

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