Skip to main content
. 2020 Aug 28;9(4):587–597. doi: 10.1016/j.hlpt.2020.08.010

Table 1.

Four tier warning level used by KCDC.

Level Description Date level declared
Blue Overseas report of Infectious disease documented 2020/Jan/08
Yellow Domestic patient of infectious disease reported 2020/Jan/20
Orange Limited spread of infectious disease 2020/Jan/27
Red Community or national level spread of infectious disease 2020/Feb/23