Environmentally Critical Areas Update - Project Documents

Enviornmentally Critical Area Updates

Regulations for Environmentally Critical Areas

Public Hearing Documents 

City Council Briefing Documents 

Updated Director's Rules

Frequently Asked Questions and ECA Presentation 

Best Available Science 

ECA Maps

(These maps are large files that may take a few minutes to open.)


Construction and Inspections

Nathan Torgelson, Director
Address: 700 5th Ave, Suite 2000, Seattle, WA, 98104
Mailing Address: P.O. Box 34019, Seattle, WA, 98124-4019
Phone: (206) 684-8600
Phone Alt: Violation Complaint Line: (206) 615-0808
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SDCI issues land use, construction, and trade permits, conducts construction and housing-related inspections, ensures compliance with our codes, and regulates rental rules. SDCI is committed to an antiracist workplace and to addressing racism through our work in the community.