Volunteer: Operation Clean Stream

Saturday, August 23, 2025 • 9:00 am - 11:00 am

Volunteer: Operation Clean Stream

Saturday, August 23, 20259:00 am - 11:00 am

Event Details

VARIOUS LOCATIONS THROUGOUT THE MERAMEC WATERSHED

Simpson Park, Marshall Road, Valley Park, MO, USA

Passport to Clean Water will be held in Simpson Park; cleanup at different locations along the Meramec River!

Note: Registration for this event is hosted by Open Space STL. For questions about the event or registration, email volunteer@openspacestl.org or call 314-835-9225.

Volunteer for the biggest and longest-running river and watershed clean-up project in Missouri.

Operation Clean Stream will take place August 23rd, at various locations throughout the Meramec Watershed. Join Open Space STL as they celebrate 60 years of improving local rivers and open spaces! Volunteers can sign up for a variety of water or land-based sites at Open Space STL.

Some of the sites along greenways include:

Lower Meramec Park
Simpson Lake Park
Emmeneger Nature Park
Route 66 State Park
Unger Park

All volunteers are invited to Simpson Park for a post-cleanup celebratory picnic and Passport to Clean Water educational program for kids from 11:00 am -2:00 pm on Saturday, August 23rd. Together, we can keep our watershed clean and safe!

Register Now
Volunteer: Operation Clean Stream

Various Locations Througout The Meramec Watershed

Simpson Park, Marshall Road, Valley Park, MO, USA

Additional Notes:

Passport to Clean Water will be held in Simpson Park; cleanup at different locations along the Meramec River!

Get Directions on Google Maps