American Cancer Society's Boulder Polar Plunge

The Boulder Polar Plunge was first held on New Year’s Day in 1982 and hosts hundreds of spectators bearing witness to hundreds of brave individuals as they “take the plunge” into the freezing waters of the Boulder Reservoir to ring in the New Year.

 
Your participation allows the American Cancer Society to fulfill their mission to save lives, celebrate lives and lead the fight for a world without cancer. Your support is making a difference! Sign up TODAY to start fundraising!