Environmental guidance
Resources for environmental and transportation professionals, organized by discipline.
Discipline guidance
Find guidance on these environmental discipline pages to support your project documentation and delivery.
Region Environmental Managers
Find an Environmental Manager in your WSDOT region or modal office in our Environmental Managers contact list (PDF 90KB).
Non-compliance events
Use these environmental compliance assurance procedures (ECAPs) if you have a non-compliance event, during:
- Design - Design Manual Chapter 225.05(1)
- Construction - Construction Manual Chapter 1(SS 1-07.5)
- Maintenance - Maintenance ECAP (PDF 69KB)
Commitment Tracking System (CTS)
Use the Commitment Tracking System to manage environmental commitments. Find how-to instructions in the CTS help menu. Find related policies in our Environmental Manual Chapters 490, 590, and 600. Contact Claire Williamson, Claire.Williamson@wsdot.wa.gov, for help accessing and using CTS.
Chronic Environmental Deficiency (CED)
If you think your project qualifies as a CED, contact Jenni Dykstra, Jenni.Dykstra@wsdot.wa.gov. See Environmental Manual Chapter 300 Project scoping and programming (PDF 329KB).
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.