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. Find resources on each of the following pages in the:
- ‘Scoping’ tab - to help identify the scope of environmental work needed for your project.
- ‘Preliminary design’ tab - to help analyze how proposed projects would impact resources in the area and look for ways to avoid and minimize impacts.
- ‘Final design’ tab - to help finalize permit applications and modify permits and approvals.
- ‘Tools, templates, & links’ tab - as a library of all resources available in the other tabs.
- ‘Contacts’ tab - to help connect you with the right subject matter expert.
Find an environmental expert
Our environmental experts can be found by selecting an environmental discipline from the list above and selecting the “contacts” tab.
Environmental Services Office Subject Matter Experts can be found in our Environmental Subject Matter Experts Contacts (PDF 98KB).
The Environmental Services Office Director is Ahmer Nizam.
Find an Environmental Manager in your WSDOT region or modal office in our Environmental Managers contact list (PDF 74KB).
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 Brian Podobnik, Brian.Podobnik@wsdot.wa.gov for help accessing and using CTS.
Chronic Environmental Deficiencies (CEDs)
View the CED webpage to learn more about the program. If your project is a CED, please contact Jenni Dykstra and see the Environmental Manual Chapter 300 Project scoping and programming (PDF 329KB).
166,800 electric vehicle
registrations in Washington in 2023, up from 114,600 in 2022.
87 wetland compensation sites
actively monitored on 918 acres in 2023.
25,000 safe animal crossings
in the Snoqualmie Pass East Project area since 2014.