Watershed Restoration Tours
Our Watershed Restoration Tour Series invites you to step into the landscape and experience firsthand how restoration projects support healthy streams, resilient urban forests, and climate-ready communities.
Community Science in Action: The 2025 Soil Your Undies Challenge
A playful project with a powerful message about the importance of soil health.
This spring, the Oswego Lake Watershed Council invited residents to take part in a hands-on experiment with a quirky name and a serious purpose: the Soil Your Undies Challenge.
Tree Health Workshops
Join the Oswego Lake Watershed Council for a free community workshop series focused on protecting the health of our urban forest. Healthy trees play a critical role in addressing climate change, protecting water quality, and strengthening community resilience to climate impacts. Through this workshop series, participants will learn how to help monitor and protect local trees from invasive pests that threaten forests across our region.
Earth Day Turns 50
Reflections from Stephanie Wagner, LOSN and OLWC Board Member Knowing that you love the earth changes you, activates you to defend and protect and celebrate, — Robin Wall Kimmerer in Braiding Sweetgrass On April 22, 1970 rallies and teach-ins were held across...
2019 Tree Summit
2019 Lake Oswego Tree Summit Recap On October 5th the Oswego Watershed Council (OLWC) partnered with the Lake Oswego Sustainability Network to present the first Lake Oswego Tree Summit. It was a huge success! All 75 participants left inspired and committed to protect...