2021 Schedule. These dates are subject to change. « All Events Argyll MX – Bay National September 2 - September 3 « Argyll MX – Bay National Warmup DT1 MX Park – Cal State Championship/ Valley National Warmup » + Google Calendar+ Add to iCalendar Details Start: September 2 End: September 3 Organizer Bay OTHG Website: http://www.bayothg.com/ Venue Argyll MX 1345 Commercial Way Dixon, CA 95620 United States + Google Map Phone: (925) 308-4814 Website: http://www.argyllmx.com/ Printable Schedule – Click Here