Working in Water

Have a project in, or near, water?

Working in or near water can be complicated and may require the approval of several regulatory agencies.

Visit Ecology’s Wetlands page for in-depth information on wetland protection and management. Wetlands are highly sensitive ecosystems regulated by several agencies.

Project proponents considering work in, over, under, or near water should view our Aquatic Permits Sheet. It includes a table of commonly required permits, permit purpose, trigger activity, other required permits, timelines, agency contacts, and links to online resources.

Other agencies involved in permitting water-related or wetland projects include:






Due to this site being redesigned, any modifications to this site should be synced with v3

Monday - Friday, 8:00 am - 5:00 pm

Questions? We’re here, in person, ready to help.

TXT/SMS us your question

Click to chat now


Call: 1-800-917-0043 (toll-free)

We welcome your questions and feedback, if we don't have the answer we will help you find someone that does.