February 17, 2026
  • Lily Bay Volunteer Event -Weekday February 17, 2026  1:00 pm - 3:00 pm Lily Bay Court, Lily Bay Ct, Rivergrove, OR 97034, USA

    Please 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

    See more details

February 18, 2026
  • Mountain Park HOA Work Party February 18, 2026  9:00 am - 11:00 am Britten Court & Tanglewood Drive, Britten Ct & Tanglewood Dr, Lake Oswego, OR 97035, USA

    February 18th 9:00 - 11:00 am
    Monthy Mountain Park Restoration 
    Location: Tanglewood Park area. Parking on Tanglewood Drive and entering in the trail across from Britton Ct.
     
    Register here 

    See more details

  • Field Trip Volunteer Information Session February 18, 2026  12:00 pm - 1:00 pm

    Join us for a 1-hour virtual session to learn about the Oswego Lake Watershed Council's 5th Grade Healthy Waters Field Trip Program. In this session, we'll cover volunteer responsibilities and dive into the key concepts behind the field trips. Register here or for more information contact Megan Hill, OLWC Education Specialist, at megan@oswegowatershed.org

    See more details

February 24, 2026
  • Lily Bay Volunteer Event -Weekday February 24, 2026  1:00 pm - 3:00 pm Lily Bay Court, Lily Bay Ct, Rivergrove, OR 97034, USA

    Please 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

    See more details

February 28, 2026
  • Woodside Cir HOA Work Party February 28, 2026  10:00 am - 12:00 pm Deerbrush Avenue & Woodside Circle, Deerbrush Ave & Woodside Cir, Lake Oswego, OR 97035, USA

    Please 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

    See more details

March 3, 2026
  • Lily Bay Volunteer Event -Weekday March 3, 2026  1:00 pm - 3:00 pm Lily Bay Court, Lily Bay Ct, Rivergrove, OR 97034, USA

    Please 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

    See more details

March 7, 2026
  • OLWC Work Party: Westlake HOA March 7, 2026  10:00 am - 12:00 pm 14903 Westlake Dr, Lake Oswego, OR 97035, USA

    This beautiful oak woodland habitat is home to legacy oaks and a diversity of wildlife! 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. Please come prepared, there is no bathroom on site. Join us for a fun day, learn about oak woodland ecology, and lend a hand as we enhance this unique oak woodland!  

    Parking will be available in the church of Jesus Christ of latter day saints parking lot, 14903 Westlake Dr.

    See more details

March 10, 2026
  • Urban Forest Committee Meeting March 10, 2026  10:00 am - 11:30 am https://us06web.zoom.us/j/86761290564


    Scheduled Zoom meeting.
    Topic: Urban Forest Committees
    Time:
    Second Tuesday of the month from 10-11:30am

    Join Zoom Meeting
    https://us06web.zoom.us/j/86761290564

    Meeting ID: 867 6129 0564
     
    One tap mobile
    253-205-0468, 86761290564# US

    Find your local number: https://us06web.zoom.us/u/kdHMgDVBQ4

    See more details

  • Lily Bay Volunteer Event -Weekday March 10, 2026  1:00 pm - 3:00 pm Lily Bay Court, Lily Bay Ct, Rivergrove, OR 97034, USA

    Please 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

    See more details

  • Natural History Book Club March 10, 2026  5:00 pm - 6:30 pm 706 4th St, Lake Oswego, OR

    Explore the deep and often overlooked history of Oregon’s Willamette Valley through the voices and experiences of its Indigenous peoples in Tribal Histories of the Willamette Valley by David Lewis.

    When: Tues, March 10, 2026 | 5:00–6:30 PM
    Where:  Lake Oswego Public Library

    See more details

March 11, 2026
  • Education & Outreach Committee Meeting March 11, 2026  4:30 pm - 5:30 pm

    The 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

    See more details

March 13, 2026
  • Oswego Lake Watershed Council Monthly Meeting March 13, 2026  8:00 am - 9:30 am

    Anyone 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!

    See more details

March 14, 2026
  • Woodside Cir HOA Work Party March 14, 2026  10:00 am - 12:00 pm Deerbrush Avenue & Woodside Circle, Deerbrush Ave & Woodside Cir, Lake Oswego, OR 97035, USA

    Please 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

    See more details

  • Healthy Waters Field Trip Program Volunteer Training March 14, 2026  12:00 pm - 2:00 pm

    Help support the OLWC by volunteering to guide a 5th grade field trip! These hands-on, STEM-based trips teach students about water health and environmental stewardship. Together, we can protect and preserve our vital water resources for future generations. During our volunteer training sessions, we’ll cover volunteer responsibilities and provide an overview of the field trip concepts, which focus on water health and ecosystems. All volunteers will need to submit a Volunteer Application with the Lake Oswego School District in order to participate

    Register today to get involved! or contact Megan Hill at megan@oswegowatershed.org

    Location: Pennington Park, Boones Way, Lake Oswego

    See more details

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