Washington supply of COVID-19 vaccines drop as demand goes up Health officials say that the supply in Washington this week and next week appears to have decreased from two weeks ago. Author: Glenn Farley Updated: 8:46 PM PDT April 16, 2021 LYNNWOOD, Wash. — The supply of COVID-19 vaccine is noticeably decreasing as the State of Washington just made another 1.5 million people eligible on Thursday. “We had believed, that the supply would have been increasing, at the time that eligibility was increasing. In fact, the supply has decreased,” said Dr. Jeff Duchin, health officer for Seattle-King County Public Health. “In fact this week, 'Vax Day' week, we have fewer doses than we had two weeks ago. And we expect next week we will have fewer doses than we had two weeks ago.”