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15th Annual Watershed Wide Event

Tryon Creek Watershed Council’s 15th Annual Watershed Wide Event Join us in supporting the unique urban Tryon Creek watershed by volunteering to remove invasive plant species and plant native plants for Tryon Creek Watershed Council’s 15th Annual Watershed Wide Event on Saturday, March 9, 2024 from 9:00am – 12pm! This is TCWC’s largest annual volunteer event! Join…
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A Year in Review: 2022-2023 with Tryon Creek Watershed Council

We are glad to share with you an annual report on our activities during the 2022-2023 project year (July 1 2022 – June 30 2023), which covers Council updates, successes and program highlights. Click here to view or download our 2022-2023 Annual Report (two-page view recommended) (We suggest enabling two-page view either in a new…
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Emerald Ash Borer: Community Training

Emerald Ash Borer (EAB) will soon cause die-offs of Oregon’s ash trees. Learn how to help. The Emerald ash borer (EAB) poses a serious, devastating risk due to the high mortality level they impose on ash trees: Oregon ash grows along creeks, providing shade & erosion control. Emerald ash borer (“EAB”) was documented in Oregon for the…
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No Ivy Day 2023

Join Tryon Creek Watershed Council for a morning of ivy removal at Marshall Park, through which flows the main stem of Tryon Creek, which supports a healthy coastal cutthroat trout population. RSVP here! 20th Anniversary: No Ivy Day! 9am-12pm, Saturday October 28, 2023 Join us in supporting the unique urban Tryon Creek watershed by volunteering…
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Plastic Removal work party at LOUCC

A few weekends ago 26 volunteers, from the Green Teams at both Lake Oswego United Church of Christ (LOUCC) and Lake Oswego High School, came together to remove black landscaping plastic that’s been suffocating the soil biome near the tributary to Nettle Creek at LOUCC.  At our work party on the 13th we made a good bit…
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ORCAS at TCSNA

We had a really great time out and about in Tryon Creek State Natural Area this spring, with a group from ORCAS (Oregon Refugee Childrens Assistance Services)! Since 2015, aside from a few pandemic-related years, TCWC has had the honor to welcome young new Portlanders to the forests of the Pacific Northwest. Staff members help…
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Informational links related to Jackson Middle School proposed development

TCWC believes that development related to athletics and watershed conservation can be achieved in tandem with one another. We hope to see a project rooted in community partnership that weighs the importance of natural resource protection and considers the downstream impacts on watershed health. For those interested in respectfully communicating concerns about the proposed project…
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Plastic removal work party at LOUCC

Free the soil! At Lake Oswego United Church of Christ New time: 10am-1pm (Formerly 1pm-4pm, moved due to heat) Saturday 5/13/2023 Join Tryon Creek Watershed Council, Oswego Lake Watershed Council, Lake Oswego United Church of Christ, and the Green Teams at LOHS & Lakeridge HS!   Meet at 10am at the front lawn at LOUCC (1111…
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Crayfish in the Creek: Science Talk

For our spring Science Talk, Kyla Schmitt (UO ’25) will present findings from her research project on the Tryon Creek watershed’s crayfish populations and habitat conditions. Since September 2021, Kyla has collected data on crayfish populations from various locations throughout the watershed. This work has been supported by the Northwest Ecological Research Intistitute’s (NERI) Brenda…
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14th Annual Watershed Wide Event results!

We had a great Watershed Wide Event this year! Thank you to everyone who played a part! This year, we saw some good trends in decreasing numbers of particularly tricky invasive plants like Garlic mustard and Italian arum at some of our sites, spotted many little critters in the soil and nearby trees, and we…
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