// Risk Intelligence
| Risk Score | 7 / 10 High |
| Facility Type | 💧 Water Treatment Facility |
| Operator / Branch | Seattle Public Utilities |
| Host County | King County WA |
| Nearest City | Washington DC |
| Primary Risk Radius | 5 miles |
| Secondary Risk Radius | 15 miles |
// Strategic Significance
Seattle Public Utilities stores chlorine for water treatment serving 1.4 million residents in a city that is home to major US military logistics through JBLM and Puget Sound Naval Shipyard as well as Boeing defense manufacturing and major tech companies. A chlorine release from Seattle water treatment facilities combined with the Cascadia earthquake risk creates compound emergency scenarios. The Pacific Rim location and Iranian-linked Hezbollah networks in the Pacific Northwest have been identified in FBI threat assessments.
// Civilian Impact Assessment
King County with 2.3 million residents. Seattle is home to JBLM Boeing defense and major tech companies making it a high-value target. Iranian-linked networks have been identified in Pacific Northwest FBI assessments. A chlorine release combined with Cascadia earthquake response would overwhelm emergency services.
// Evacuation & Shelter Guidance
I-5, SR-520, Cedar River Watershed. King County Emergency Management coordinates chemical release terrorism chlorine Cascadia and mass casualty protocols.