Thornton Creek Alliance Meeting – Witness Tree

We live in the Thornton Creek watershed. The watershed covers roughly 11.6 square miles in northeast Seattle and Shoreline. Over 90% of the creek’s main channel, more than 15 miles, flows above ground through more than 700 backyards and through 15 parks and natural areas.

Thornton Creek Alliance (TCA) is an all-volunteer grassroots, nonprofit organization […]

King County Budget Items Targeted to NE Seattle

Rod Dembowski, King County Councilmember for District 1, has been working hard to get funding to improve our community and provide better opportunities for our residents, particularly as those efforts relate to our youth and economically disadvantaged neighbors. He just announced that the KC 2017-18 budget contains:

From a small allocation for councilmember-designated community […]

Thornton Creek Alliance Meeting Oct 27, 2016

Influence of the Confluence

Trees! At Thornton Creek Alliance Meeting

For the next couple of meetings Thornton Creek Alliance will focus on trees in our neighborhoods. How do you know when is a tree hazardous? What do you do? How can we protect and preserve as many of our wonderful trees as possible? You will get answers and useful information at the spring meetings. […]

Thornton Creek Alliance Meeting May 28

Learn about Thornton Creek’s place in the draft Lake City Urban Design Framework.


Thornton Creek Alliance Meeting 3/26/2015

Meeting on Thornton Creek Water Quality

E. coli counts remain high in Thornton Creek and many of its tributaries, especially in the South Fork of Thornton Creek and in the Littlebrook branch. In all cases when tested for, the results have identified at least some human waste, which raises significant public health concerns.

Seattle Public Utilities has been studying […]

Thornton Creek Alliance Meeting October 23


Thornton Creek Alliance 20th Anniversary Celebration

Join us at the headwaters for a concert in the park

Anniversary Invite PDF

Music by the ThorNton Creek Band

Bring a blanket and a picnic — Ice cream & cake provided!

Children’s activities, Meet your neighbors, Learn about restoration efforts, Meet our community […]