Use this information to analyze and document impacts from project noise and to comply with federal, state, and local noise requirements.

Determine if your project will require a noise analysis

Follow the ERS-ECS for noise (PDF 154KB) guidance to document impacts for CE projects.

Contact Jim Laughlin,, to help you scope the noise analysis needs for your project.

Zero emission electric vehicle registrations in Washington

increased 192% between 2017 and 2021.

45 projects to improve freight rail structures and freight movement

were underway as of December 31, 2021.

Washington state leveraged $100,000 to secure $27 million

in funding for airport investments in Fiscal Year 2022.