Skip to Main Content View Text-Only

Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Suite 1000, Portland, OR 97204

Committee Meetings

A 10-member Citizens Advisory Committee (CAC) is advising the Oversight Committee and the Tryon Creek Wastewater Treatment Plant Facilities Plan update project team. Lake Oswego and Environmental Services each appointed five members to serve on the CAC. The CAC has developed a Facilities Plan Vision and Guiding Principles document to guide the work.

We welcome your comments about the facilities plan. Send us your comments online.

Heartbleed Security Notice

A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server. is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.