Brooks, GU,
Justin's Nut Butter, Lagunitas Brewing Company, The Lodge at Tiburon, Marin Amateur Radio Club,
Sports Authority, Tecnu, Udo's Oil, UltraRunning Magazine, ZombieRunner
Cups / Series
USATF
This race is a championship event in the Pacific Association Ultra Grand Prix Series.
You do not need to be a member of the Pacific Association or the USA Track & Field Association
in order to participate in this race.
To qualify for Grand Prix points, you must be a PA member prior to the start of the race
and must follow all USATF rules and guidelines.