This event is in the past.It took place on August 22, 2026 at Simpson Park.
Workshops & ClassesWorkshops & Classes📝Register through Open Space STL to participate
🌭Join the post-cleanup celebratory picnic
📞Call 314-835-9225 for registration questions
Join Missouri's longest-running river cleanup project to help keep the Meramec Watershed safe. Volunteers gather for a morning of environmental work followed by a celebratory picnic at Simpson Park.
Community volunteer project
Watershed conservation
Family-friendly event
Outdoor cleanup
Workshops & ClassesWorkshops & Classes📝Register through Open Space STL to participate
🌭Join the post-cleanup celebratory picnic
📞Call 314-835-9225 for registration questions
Join Missouri's longest-running river cleanup project to help keep the Meramec Watershed safe. Volunteers gather for a morning of environmental work followed by a celebratory picnic at Simpson Park.
Community volunteer project
Watershed conservation
Family-friendly event
Outdoor cleanup
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