Colour | Nature of Disease | Impacts on Daily Life | Advice to Public |
Green | Disease is mild OR Disease is severe but does not spread easily from person to person (e.g. MERS, H7N9) | Minimal disruption e.g. border screening, travel advice | · Be socially responsible: if you are sick, stay home; · Maintain good personal hygiene; · Look out for health advisories. |
Yellow | Disease is severe and spreads easily from person to person, but is occurring outside Singapore. OR Disease is spreading in Singapore but is: (a) Typically mild, i.e. only slightly more severe than seasonal influenza. Could be severe in vulnerable groups (e.g. H1N1 pandemic). OR(b) being contained. | Minimal disruption, e.g. additional measures at border and/or healthcare settings expected, higher work and school absenteeism likely | · Be socially responsible: if you are sick, stay home; · Maintain good personal hygiene; · Look out for health advisories. (same as Green) |
Orange | Disease is severe AND spreads easily from person to person, but disease has not spread widely in Singapore and is being contained (e.g. SARS experience in Singapore) | Moderate disruption, e.g. quarantine, temperature screening, visitor restrictions at hospitals | · Be socially responsible: if you are sick, stay home; · Maintain good personal hygiene; · Look out for health advisories; · Comply with control measures. |
Red | Disease is severe AND is spreading widely | Major disruption, e.g. school closures, work from home orders, significant number of deaths | · Be socially responsible: if you are sick, stay home; · Maintain good personal hygiene; · Look out for health advisories; · Comply with social measures; · Practise social distancing; avoid crowded areas. |