Clean Water Ambassadors Internship

The Mountains to Sound Greenway Trust partners with King County Wastewater Treatment Division offer a paid internship experience for a cohort of high school interns to learn about local environmental issues, solutions, and careers focused on clean water in our region.

WHO: High school youth at least 16 years old. We strongly encourage applicants who are new to exploring environmental topics and/or who are from communities that are underrepresented in environmental careers.

WHEN: July 8 – August 9, 2024 (28 hours/week, Monday-Friday).

WHERE: Interns meet in downtown Seattle on Monday-Friday, at the Stadium Light Rail Station or King Street Center.

BENEFITS: Earn $20 per hour.


  • Learn about environmental and social justice issues by participating in field trips and workshops
  • Improve communication skills through interviewing professionals, public speaking, and professional writing
  • Create a plan for teaching your community about clean water
  • Exposure to careers and skills related to: water quality, wastewater & stormwater management, communications, community involvement, education, engineering, and ecological restoration
  • Working in both office and field environments
How to Apply:

Applications for the 2024 cohort are closed.

Learn More:

Read about former Clean Water Ambassadors’ career journeys in this blog: “Kickstart Your Career with Tips From Young Leaders Who Are Working to Make the World a Better Place.”

Questions? Check out our Frequently Asked Questions or email