Invasive Species Management

Controlling invasive plant and animal species in the City of Portland

• 2020-2030 Invasive Species Strategy
• Citywide Invasive Plant Management and Natural Areas Restoration
• Invasive Plants
• Invasive Animals
• Contact Us

Tree Program

Watershed Monitoring Program

Measuring improvements in watershed health

Science Integration Division

• Salmon and Other Fish
• Wildlife in Portland
• Environmental Monitoring
• Streamlining Team and Permit Resources
• Library and Other Resources

Community Watershed Stewardship Program (CWSP)

Watershed Restoration Projects

Sustainable Stormwater Management Program

Integrating stormwater management systems into building and site development

Water Resources Development Act Projects

Restoration projects proposed in the Lower Willamette Basin

• Projects for a Healthy Willamette River
• Full feasibility study

Grey to Green

Going green for clean rivers

• Grey to Green Accomplishments
• Grey to Green Benefits
• Other Resources and Publications
• Grey to Green Brochure