Skagit County Public Health reported 410 new cases of COVID-19 for the seven-day period running Sept. 12 through Sept. 18.
It marked the sixth consecutive seven-day, Sunday-through-Saturday period with 300 or more new cases, and the highest total over that six-week span.
The 410 new cases include both positive PCR tests and positive antigen tests. Prior to Aug. 11, Public Health reported only positive PCR tests among its COVID-19 totals.
Among the new cases reported, 279 were from positive PCR tests and 131 from positive antigen tests.
The seven-day Sunday-through-Saturday period running Sept. 12 to Sept. 18 included one new death and 17 new hospitalizations.
Through Sept. 18, the county has had 90 COVID-19 deaths and 504 hospitalizations throughout the pandemic.
Three previous deaths believed to have been caused by COVID-19 were determined last week to have been from other causes.