High Risk ⚓ Port / Marine Terminal  ·  Washington

Port of Seattle WA

CRITICAL INFRASTRUCTURE RISK PROFILE  ·  WASHINGTON

7 / 10
Risk Score
Facility Type
⚓ Port / Marine Terminal
Primary Risk Radius
10
mile zone
Secondary Risk Radius
30
mile zone

// Risk Intelligence

Risk Score7 / 10   High
Facility Type⚓ Port / Marine Terminal
Operator / BranchPort of Seattle
Host CountyKing County WA
Nearest CityWashington DC
Primary Risk Radius10 miles
Secondary Risk Radius30 miles

// Strategic Significance

Port of Seattle is the primary Pacific Northwest container port and major Alaska cargo gateway. The Cascadia Subduction Zone earthquake and tsunami risk is the primary existential threat to port infrastructure built on fill along Elliott Bay.

// Civilian Impact Assessment

Seattle metro with 4 million residents depends on port supply chains. Elliott Bay fill liquefaction in a Cascadia earthquake could destroy port infrastructure. Tsunami would arrive within minutes.

// Evacuation & Shelter Guidance

SR-99, I-5, Harbor Avenue. King County Emergency Management coordinates Cascadia earthquake and tsunami protocols.

// Counties Within Risk Zone

King County WA
Earthquake / Volcanic
7/10
High

// Cities Within Risk Zone

Seattle WA
Earthquake / Volcanic
7/10
High