Guidelines & Tools India National Air Quality Index Share SHARE Facebook share Twitter LinkedIn Copy URL Email Download Download National-Air-Quality-Index en Added on: 22 April, 2025 Breadcrumb Home Resource Library India National Air Quality Index This webpage of the Indian Central Pollution Control Board (CPCB) provides detailed information on the national Air Quality Index (AQI), how it is calculated, its limitations, real-time maps and daily bulletins.