2019 Volunteer Registration Coming Soon! VOLUNTEER ROLE DESCRIPTIONS: Thank you for you interest in volunteeringĀ to keep the Clackamas River clean — we appreciate you! Please read over the description(s) below beforeĀ pre-registering (all volunteers must pre-register)! As you can see, many of the roles are very important to the success of the event, so we ask … Continue reading VOLUNTEER/PRE-REGISTRATION