You can help protect watershed health! Volunteer to plant trees, sign up for our newsletter, host a presentation, or attend a free workshop.
Join us for periodic work parties involving the removal of invasive species and installation of native plants! Please email Jack at jack@oswegowatershed.org to be added to our volunteer mailing list! You will be notified of new volunteer opportunities when they are scheduled.
Ready to make a difference this fall? Join us for our upcoming volunteer events – just click the button below to register for an upcoming event or contact rio@oswegowatershed.org. We look forward to seeing you there!
- October 25, 2025
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Lily Bay Volunteer Event October 25, 2025 10:00 am - 12:00 pm Lily Bay Court, Lily Bay Ct, Lake Oswego, OR 97034, USA
See more detailsPlease join friends and family for our restoration in action series. We will be improving and preparing wetland areas for late winter planting. The event will take place at Lily Bay and will focus on removing English ivy to improve this important natural area. Come and hang out with your neighbors and see a site transform!
Lily Bay is a unique wetland that runs into Lake Oswego where there are few remaining wetlands, making it a critical habitat in the watershed. Work being done at this event will help protect the existing tree canopy and open up areas for new native plant installation for the betterment of water quality and wildlife.
Parking: Available on Village Dr. near intersection of Lily Bay Court. To enter site, please walk to stormwater drainage (chain gate and paved) between houses on right side of Lily Bay Ct.
Registration is required. To RSVP, please use this link: Registration Link.
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- November 1, 2025
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7th Annual Urban Forest Summit November 1, 2025 9:00 am - 12:30 pm 1855 South Shore Blvd, Lake Oswego, OR 97034
See more detailsAncestral Oaks: The Heart of our Urban Forest
Date: Saturday, November 1, 2025
Time: 9:00 AM – 12:30 PM
Location: Lake Oswego United Methodist Church
Join your friends and neighbors for the 7th Annual Urban Forest Summit! This year’s summit will showcase the magnificent Oregon white oak. Come learn about oak trees, sustainable landscaping, and hear an update on the City of Lake Oswego Tree Regulation amendments. And find out what YOU can do to “leaf” a legacy of a thriving and resilient ecosystem. Doors open at 8:30. There will be snacks and beverages available.
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Participate in a shared vision for a future where Oaks in Lake Oswego and surrounding areas thrive as vital and resilient ecosystems, supported by a community of care.
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Find your role in cultivating strong relationships between people and oaks, benefiting present and future generations.
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Collaborate with other participants to provide input on the Lake Oswego Oak Strategic Action Plan.
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Community partners will be available to answer questions and provide resources regarding sustainable landscaping and native plant restoration.
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- November 4, 2025
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Lily Bay Volunteer Event -Weekday November 4, 2025 1:00 pm - 3:00 pm Lily Bay Court, Lily Bay Ct, Rivergrove, OR 97034, USA
See more detailsPlease join friends and family for our restoration in action series. We will be improving and preparing wetland areas for late winter planting. The event will take place at Lily Bay and will focus on removing English ivy to improve this important natural area. Come and hang out with your neighbors and see a site transform!
Lily Bay is a unique wetland that runs into Lake Oswego where there are few remaining wetlands, making it a critical habitat in the watershed. Work being done at this event will help protect the existing tree canopy and open up areas for new native plant installation for the betterment of water quality and wildlife.
Parking: Available on Village Dr. near intersection of Lily Bay Court. To enter site, please walk to utility entry (chain gate and paved) between houses on right side of Lily Bay Ct.
Registration is required. To RSVP, please use this link: Registration Link.
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- November 8, 2025
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Woodside Cir HOA Work Party November 8, 2025 10:00 am - 12:00 pm Deerbrush Avenue & Woodside Circle, Deerbrush Ave & Woodside Cir, Lake Oswego, OR 97035, USA
See more detailsPlease join friends and family at the Woodside HOA natural area, which is home to a beautiful oak woodland habitat! Invasive species, especially ivy, have taken over the forest and we need your help! We will be pulling invasive ivy and other invasive species. Pulling ivy requires volunteers to be able to bend over or kneel, but we can arrange alternate projects for those with different abilities or mobility issues.
We will be working outdoors so please dress for the weather (long pants and layers are recommended). Sturdy, closed-toed shoes are required. Bring your own water bottle and gloves. Extra tools, gloves, and training will be provided. Please bring any medication you may need (Asthma Inhaler, Epi-Pen, etc.) Children are welcome if accompanied by an attentive adult. Unfortunately, there is no bathroom on site. Please stop by, learn about oak woodland ecology, and lend a hand as we enhance this unique oak woodland!
Please park on Deerbrush Ave close to north intersection of Woodside Circle. Cross onto Woodside circle to meet by a common space near mailboxes.
Registration is required. To RSVP, please use this link: Registration Link.
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- November 11, 2025
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Urban Forest Committee Meeting November 11, 2025 10:00 am - 11:30 am https://us06web.zoom.us/j/86761290564
See more details
Scheduled Zoom meeting.
Topic: Urban Forest Committees
Time: Second Tuesday of the month from 10-11:30amJoin Zoom Meeting
https://us06web.zoom.us/j/86761290564Meeting ID: 867 6129 0564
One tap mobile
253-205-0468, 86761290564# USFind your local number: https://us06web.zoom.us/u/kdHMgDVBQ4
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Lily Bay Volunteer Event -Weekday November 11, 2025 1:00 pm - 3:00 pm Lily Bay Court, Lily Bay Ct, Rivergrove, OR 97034, USA
See more detailsPlease join friends and family for our restoration in action series. We will be improving and preparing wetland areas for late winter planting. The event will take place at Lily Bay and will focus on removing English ivy to improve this important natural area. Come and hang out with your neighbors and see a site transform!
Lily Bay is a unique wetland that runs into Lake Oswego where there are few remaining wetlands, making it a critical habitat in the watershed. Work being done at this event will help protect the existing tree canopy and open up areas for new native plant installation for the betterment of water quality and wildlife.
Parking: Available on Village Dr. near intersection of Lily Bay Court. To enter site, please walk to utility entry (chain gate and paved) between houses on right side of Lily Bay Ct.
Registration is required. To RSVP, please use this link: Registration Link.
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- November 12, 2025
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Education & Outreach Committee Meeting November 12, 2025 4:30 pm - 5:30 pm
See more detailsThe Committee explores community engagement in watershed health, develops outreach initiatives, plans events, and supports Lake Oswego School District sustainability programs. Join us virtually or contact Megan Hill at megan@oswegowatershed.org
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- November 14, 2025
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Oswego Lake Watershed Council Monthly Meeting November 14, 2025 8:00 am - 9:30 am
See more detailsAnyone can get involved with the Council by attending monthly Council meetings, working on Council sub-committees, or helping with projects.
Contact jack@oswegowatershed.org for the link to join our virtual meeting!
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OLWC COVID-19 Plan (Updated May 2021)
Oswego Lake Watershed Council (OLWC) prioritizes the safety of our community, including staff, volunteers, board members, contractors, interns, landowners, partners, and community members. Our COVID-19 field work plan lays out the protocols that will be implemented in response to the ongoing COVID-19 public health crisis in Oregon. This plan will be updated regularly in response to recommendations and requirements from the State of Oregon, Clackamas County,
Center for Disease Control, and the World Health Organization. All staff, interns, and volunteers working as a representative of OLWC while conducting group work are expected to understand and follow these guidelines.
MORE WAYS TO GET INVOLVED
Educational Opportunities
- Oswego Lake Watershed Tour During Summer and Spring OLWC offers monthly watershed tours for area residents to introduce them to Oswego Lake Watershed and provide an overview of watershed science and issues affecting watershed health. Transportation is in individual vehicles and carpooling for the tours is arranged at the beginning of the tour. Custom tours can also be arranged for groups of up to 15 individuals. Tours are free, but pre-registration is required.When: The third Saturday of each month from May through October, 9:00am – 11:00am
Where: Uplands Elementary School, 2055 Wembley Park Rd, Lake Oswego, OR 97034, United States (map)
Description: This field trip begins at one of the headwaters of Springbrook Creek and follows the creek route to Oswego Lake with visits at several key areas along the creek. The tour concludes at Oswego Creek as water leaves the lake and makes its way to the Willamette River. This event is free and family-friendly. RSVP is required. Please e-mail Stephanie at stephanie@oswegowatershed.org to reserve your space.
RSVP Required — email stephanie@oswegowatershed.org to reserve your space.
- Watershed Education Volunteers Needed
Volunteers are needed to support school programs and watershed tours and programs. We are particularly looking for individuals who are interested in supporting watershed programs in the Lake Oswego School District. Training is provided for all volunteer opportunities. Please contact Megan Hill at megan@oswegowatershed.org for details.
Volunteer Opportunities with Our Partner Organizations
Friends of Iron Mountain
As future work parties are scheduled you’ll find registration information at https://www.ci.oswego.or.us/parksrec/stewardship-opportunities
Friends of Springbrook Park
- Education Events. Events throughout the school year (Dates to be determined.). Project Details: A member of Friends of Springbrook Park will partner with Lake Oswego School District and district faculty to develop and implement curriculum that encourages students to learn about and explore the plants, animals, and ecosystems of Springbrook Park.
Contact: Anne Lider (503-701-2291).

DO YOUR PART AT HOME!
Garden naturally:
- Certify your yard through the Backyard Habitat Certification Program – CLICK HERE to learn more.
- Reduce your use of toxic gardening products
- Use slow-release fertilizers, and compost
- Avoid combined fertilizer and pesticide products like “weed and feed”
- Remove invasive weeds and replant with native vegetation
- Keep soil from washing into the storm drains in the street
- Learn how to remove invasive ivy from trees in your backyard
- Plant trees and take care of them, in your yard, business, school campus, or local park!
Watershed-friendly household maintenance:
- Soak up driveway spills with kitty litter and throw in the garbage
- Sweep your driveway instead of washing it
- Dispose of household hazardous waste at a disposal facility – drains in the street lead to local streams
- Install a rain garden to slow down and soak up stormwater runoff on your property
Maintain your vehicles to reduce pollution:
- Fix vehicle fluid leaks to keep them from washing into streams
- Wash your car at a car wash or over grass
Even your pets can help:
- Please pick up after your pets – bacteria from dog waste pollutes our waterways