Operation Clean Stream at Ozark Outdoors
The Open Space Council is excited to host our 50th Annual Operation Clean Stream. This is our premier event in which annually, along with the... Read More
Stewardship
In the last year, our volunteers donated +10,000 hours of time to stewarding natural resources and restoring wildlife habitat in the STL region.
Land Conservation
OSC works to create parkland and secure greenspace for the next generation.
Watershed Restoration
Our Operation Clean Stream project annually restores 500 miles of the river and educates the public on the importance of keeping our rivers clean.
Mission
Founded in 1965, the Open Space Council works independently and collaboratively to conserve and sustain land, water and other natural resources throughout the St. Louis region.
Upcoming Events
Passport to Clean Water
Participate in the 50th annual Operation Clean Stream for a few hours and then head to Greentree Park in Kirkwood to explore the Passport to... Read More
Volunteer for Operation Clean Stream
Our Operation Clean Stream event will take place on August 26th, 2017 at various locations throughout the Meramec Watershed. Join us as a volunteer this... Read More
Historical Photos
