RCW 77.55.271: Sediment dredging or capping actions—Dredging of existing channels and berthing areas—Mitigation not required.

The department shall not require mitigation for sediment dredging or capping actions that result in a cleaner aquatic environment and equal or better habitat functions and values, if the actions are taken under a state or federal cleanup action.

This chapter shall not be construed to require habitat mitigation for navigation and maintenance dredging of existing channels and berthing areas.