| Ex. MET-SEA-021 | Metro announcement: fare collection discontinued and rear-door boarding required from Mar. 21, 2020; service reductions from Mar. 23, 2020King County Metro to discontinue fare collections, direct riders to board buses at rear doors, beginning March 21 | King County Metro (King County Executive Dow Constantine) | King County, Washington (King County Metro Transit; also reports Sound Transit and Seattle Streetcar)County | Mar. 20, 2020 | 2020 Q22020 Q3 | Travel and quarantineOther | Primary source read | |
| Ex. MET-SEA-022 | Metro announcement: masks or face coverings required on transit from May 18, 2020New public health Directive requires masks or face coverings on transit | King County Metro, implementing the Local Health Officer's face-covering Directive of May 11, 2020 | King County, Washington (King County Metro Transit)County | May 11, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q22021 Q3 | Face-covering requirementTravel and quarantine | Primary source read | |
| Ex. MET-SEA-047 | Local Health Officer Directive: Face Covering DirectiveLocal Health Officer Directive (Face Covering Directive) | Dr. Jeff Duchin, Local Health Officer, Public Health - Seattle & King County | King County, WashingtonCounty | May 11, 2020 | 2020 Q22020 Q32020 Q42021 Q12021 Q2 | Face-covering requirementTravel and quarantineWorkplace rules | Primary source read | |
| Ex. MET-SEA-028 | Executive release: King County approved for modified Phase 1 ('Phase 1.5') of Safe StartKing County approved to move to modified Phase 1 (June 5, 2020) | King County Executive Dow Constantine; Washington Secretary of Health (approval) | King County, WashingtonCounty | June 5, 2020 | 2020 Q2 | Business closureCapacity limitGathering cap | Confirmed from a secondary source | |
| Ex. MET-SEA-032 | Executive release: King County applies to re-open limited business activity (modified Phase 1)King County applies for re-opening of limited business activity (May 29, 2020) | King County Executive Dow Constantine | King County, WashingtonCounty | May 29, 2020 | 2020 Q2 | Business closureCapacity limit | Confirmed from a secondary source | |
| Ex. MET-SEA-029 | Executive release: King County applies to move to Safe Start Phase 2King County applies for Phase 2 of Safe Start recovery | King County Executive Dow Constantine (application to the Washington Secretary of Health under Proclamation 20-25.4, Safe Start) | King County, WashingtonCounty | June 15, 2020 | 2020 Q22020 Q32020 Q4 | Business closureCapacity limitGathering cap | Primary source read | |
| Ex. MET-SEA-023 | Metro announcement: fare collection resumes Oct. 1, 2020; fare enforcement suspended through end of 2020Metro to resume fare collection Oct. 1 | King County Metro | King County, Washington (King County Metro Transit)County | Sept. 17, 2020 | 2020 Q4 | Travel and quarantineOther | Primary source read | |
| Ex. MET-SEA-033 | Executive statement on the statewide rollback of Nov. 15-16, 2020Executive Constantine statement on new statewide COVID-19 restrictions (Nov. 15, 2020) | King County Executive Dow Constantine | King County, WashingtonCounty | Nov. 15, 2020 | 2020 Q4 | Business closureCapacity limitGathering cap | Primary source read | |
| Ex. AGY-AVIATION-SURFACE-050 | SEA airport implementation of Governor Inslee's four-week statewide restrictions (Nov. 17, 2020): indoor dining closed, retail occupancy reduced from 30 to 25 percent, tenant reliefAirport meets new COVID-19 health measures and calls for aid for hard-hit tenants and workers | Port of Seattle (Seattle-Tacoma International Airport) | Port of Seattle (SEA airport) implementing Washington State restrictions of Nov. 15, 2020County | Nov. 17, 2020 | 2020 Q42021 Q1 | Business closureCapacity limitFace-covering requirement | Primary source read | |
| Ex. MET-SEA-001 | Local Health Officer Verification of Vaccination OrderLocal Health Officer Verification of Vaccination Order | Dr. Jeff Duchin, Local Health Officer, Public Health - Seattle & King County | King County, WashingtonCounty | Sept. 16, 2021 | 2021 Q3 | Capacity limitGathering capEvents and venuesVaccination or testing | Primary source read | |