More unusual COVID-19 testing locations pop up in Snohomish County Police warn of unusual pop-up COVID-19 testing sites In Edmonds, police warn of recent COVID-19 testing sites popping up in the city, offering free tests. Q13's Steve Kiggins reports. EDMONDS, Wash. - Police in the North Sound are warning people to avoid taking advantage of free COVID-19 tests being offered at pop-up sites that are not connected to local health agencies. Edmonds Police say they worked with state health officials to determine two sites in their area were ‘unusual.’ The testing sites were gone by Wednesday, yet some people were able to receive a test.