Aug 14 (Reuters) - Plains All American Pipeline LP PAA.N :
* PLAINS MIDSTREAM CANADA AND SEMCAMS ANNOUNCE OPEN SEASON FOR A NEW MONTNEY TO MARKET LIQUIDS PIPELINE SYSTEM
* PLAINS MIDSTREAM CANADA - PROJECT IS TARGETED TO BECOME OPERATIONAL IN Q4 OF 2020
* PLAINS MIDSTREAM CANADA - PROPOSED PROJECT WILL HAVE INITIAL CAPACITY OF ABOUT 100,000 BARRELS PER DAY, EXPANDABLE TO MORE THAN 200,000 BARRELS PER DAY