SUBSCRIBER NOTE: West Coast gasoline RVP shifts set on or around September 17

Please note the upcoming RVP changes in West Coast gasoline assessments by S&P Global Platts.

San Francisco unleaded suboctane and premium unleaded suboctane gasoline assessments will reflect 10 RVP on or about September 17, 2018.

Seattle suboctane and premium suboctane gasoline assessments will reflect 11.5 RVP on or about September 17, 2018.

Portland suboctane and premium suboctane gasoline assessments will reflect 11.5 RVP on or about September 17, 2018.

The changes are due to seasonal adjustments to RVP levels as required by Kinder Morgan's pipeline system and the Olympic Pipeline system.

For questions or comments, please contact americas_products@spglobal.com, with a copy to pricegroup@spglobal.com.

For written comments, please provide a clear indication if comments are not intended for publication by Platts for public viewing.

Platts will consider all comments received and will make comments not marked as confidential available upon request.

For more details of this and other upcoming RVP changes, please go to www.spglobal.com/platts/en and access the S&P Global Platts US gasoline RVP calendar, or download the Excel file at http://plts.co/eDUK30l65Rg.