Environmental technical

Protecting our communities and the environment by ensuring our actions meet all environmental requirements is an important goal for the Washington State Department of Transportation (WSDOT).

Resources for environmental and transportation professionals to do their work are organized below by type of work and discipline. You can also find monitoring and research reports that WSDOT produces, information about training opportunities and requirements, as well as contact information for each environmental program.

Find additional information for residents on our main protecting the environment page.

Environmental disciplines

Environmental regulations across a range of disciplines ensure the work of building and maintaining our transportation system does supports our communities and environment. 

NEPA & SEPA guidance

How to disclose potential project impacts through the NEPA and SEPA (National and State Environmental Policy Acts) processes.

Environmental permits & approvals

Environmental regulations across a range of disciplines ensure the work of building and maintaining our transportation system does supports our communities and environment. 

Environmental commitments are developed during project design, by consulting with regulatory agencies and tribes, through the NEPA/SEPA process, and during permitting. Follow the procedures on this page to track environmental commitments and to report non-compliance events. 
Environmental research and monitoring reports completed by WSDOT fulfill permit requirements and document our ongoing efforts to improve the environmental performance of our statewide transportation system.
People working on environmental projects take specialized trainings to ensure we stay in compliance with regulatory requirements.
Contacts for questions on environmental services.
Find designated staff at natural resource agencies who help make permitting and consultations under the Endangered Species Act (ESA) quicker and easier for Washington State Department of Transportation (WSDOT) work.