Here is the schedule for this year so you have some notice...

May 29-30 - Solotime Gateway to Nationals - Gateway (Included in Series Points)
June 12 - Event #2- Gateway
July 10 - Event #3 - Gateway
July 31 - Event #4, Location TBA
August 7 - Event #5 -Gateway
August 28 - Event #6 - Gateway
September 25 - Event #7 - Location TBA
October 16 - Event 8 - Gateway
October 23 - Index Challenge Event (Non points) - Gateway

This was pulled directly from the local scca site, so check there for updates:
http://www.stlsolo.org/