Real-time Air Quality Index (AQI)

Good(0 to 30)

Air quality is pristine and clear. No health risks for any group.

Moderate(31 to 60)

Air quality is acceptable, but sensitive groups may experience slight respiratory irritation.

Poor(61 to 90)

Mild discomfort and breathing difficulties may occur, especially for sensitive groups.

Unhealthy(91 to 120)

Everyone may experience health effects; sensitive groups could face more serious consequences.

Severe(121 to 250)

Health alert! everyone may experience serious health effects.

Hazardous(251 to 380+)

Health warnings of emergency conditions. The entire population is likely to be affected.

Good(0 to 50)

Air quality is excellent with no health impacts.

Moderate(51 to 100)

Air quality is acceptable; however, sensitive people may experience respiratory symptoms.

Poor(101 to 168)

Sensitive individuals may experience more serious effects on the lungs and heart.

Unhealthy(169 to 208)

Particularly children, active adults, and people with respiratory disease face health effects.

Severe(209 to 748)

Significant health effects for the general population and emergency conditions for sensitive groups.

Hazardous(749 to 1250+)

Severe health effects; emergencies for the entire population.

Good(0 to 8330)

Air is clean and safe. No adverse health effects expected.

Moderate(8331 to 16670)

Acceptable air quality, but some sensitive individuals may experience minor health effects.

Poor(16671 to 25000)

Prolonged exposure may cause mild headaches and fatigue, especially in vulnerable groups.

Unhealthy(25001 to 33330)

Increased risk of cardiovascular effects and more severe symptoms in sensitive groups.

Severe(33331 to 41670)

Significant health effects, including confusion and impaired vision; emergency conditions for sensitive groups.

Hazardous(41671 to 50000+)

Immediate danger to health. High risk of cardiovascular and neurological effects, potentially fatal.

Good(0 to 40)

Air quality is excellent. No health risks.

Moderate(41 to 80)

Air quality is acceptable, but sensitive may experience minor respiratory symptoms.

Poor(81 to 380)

Increased likelihood of respiratory symptoms and lung disease in sensitive individuals.

Unhealthy(381 to 800)

Breathing becomes difficult, especially for children, asthmatics, and the elderly.

Severe(801 to 1600)

Serious risk of respiratory issues and cardiovascular effects for everyone.

Hazardous(1601 to 2600+)

Health warnings of emergency conditions. Significant risk of serious illness and life-threatening effects.

Good(0 to 40)

Air quality is optimal. No health impact chances.

Moderate(41 to 80)

Air quality is acceptable; sensitive individuals may experience mild respiratory discomfort.

Poor(81 to 180)

Increased risk of respiratory infections and reduced lung function in sensitive groups.

Unhealthy(181 to 190)

Everyone may experience more serious health effects, particularly on the respiratory system.

Severe(191 to 400)

Health alert: severe health effects for all; emergency conditions for sensitive groups.

Hazardous(401 to 500+)

Life-threatening effects for the entire population. Immediate health risks.