India Air Quality Index (AQI) — National Overview
Live air quality data for 158 states & union territories and 669 cities across India.
Metro City AQI
Most Polluted Cities in India Today
| # | City | State | AQI |
|---|---|---|---|
| 1 | Loni | Uttar Pradesh | 435 |
| 2 | Gurgaon | Haryana | 417 |
| 3 | Kirari Suleman Nagar | Delhi | 415 |
| 4 | Hapur | Uttar Pradesh | 324 |
| 5 | Hardoi | Uttar Pradesh | 311 |
| 6 | Nangloi Jat | Delhi | 305 |
| 7 | Noida | Uttar Pradesh | 303 |
| 8 | Khora | Uttar Pradesh | 288 |
| 9 | Hisar | Haryana | 282 |
| 10 | Patna | Bihar | 279 |
Cleanest Cities in India Today
| # | City | State | AQI |
|---|---|---|---|
| 1 | Gangtok | Sikkim | 5 |
| 2 | Ramanathapuram | Tamil Nadu | 6 |
| 3 | Vedaranyam | Tamil Nadu | 9 |
| 4 | Sivaganga | Tamil Nadu | 12 |
| 5 | Thiruthuraipoondi | Tamil Nadu | 12 |
| 6 | Velankanni | Tamil Nadu | 13 |
| 7 | Nagore | Tamil Nadu | 14 |
| 8 | Aranthangi | Tamil Nadu | 15 |
| 9 | Kovilkalappal | Tamil Nadu | 15 |
| 10 | Kattumannarkoil | Tamil Nadu | 17 |
Browse Air Quality by State
- Abu Dhabi (2 cities)
- Ajman (1 cities)
- Al Ahmadi (1 cities)
- Al Asimah (1 cities)
- Alborz (1 cities)
- Andaman & Nicobar Islands (1 cities)
- Andhra Pradesh (14 cities)
- Arunachal Pradesh (1 cities)
- Assam (5 cities)
- Ayeyarwady Region (1 cities)
- Azad Kashmir (0 cities)
- Baghdad (1 cities)
- Bago Region (1 cities)
- Bali (1 cities)
- Balochistan (1 cities)
- Bangkok (1 cities)
- Banteay Meanchey (1 cities)
- Banten (4 cities)
- Barisal Division (1 cities)
- Basra (1 cities)
- Battambang (1 cities)
- Bihar (47 cities)
- Binh Duong (1 cities)
- Calabarzon (1 cities)
- Can Tho (3 cities)
- Capital Governorate (1 cities)
- Central Java (3 cities)
- Central Luzon (1 cities)
- Central Visayas (1 cities)
- Champasak (1 cities)
- Chandigarh UT (1 cities)
- Chhattisgarh (28 cities)
- Chiang Mai (1 cities)
- Chiang Rai (1 cities)
- Chittagong Division (3 cities)
- Chon Buri (2 cities)
- DKI Jakarta (1 cities)
- Da Nang (5 cities)
- Dadra & Nagar Haveli and Daman & Diu (3 cities)
- Davao Region (1 cities)
- Delhi (4 cities)
- Dhaka Division (6 cities)
- Dong Nai (2 cities)
- Dubai (1 cities)
- East Azerbaijan (1 cities)
- East Java (2 cities)
- Eastern Region (3 cities)
- Erbil (1 cities)
- Fars (1 cities)
- Gilan (1 cities)
- Goa (3 cities)
- Gujarat (9 cities)
- Hai Phong (1 cities)
- Hanoi (3 cities)
- Haryana (8 cities)
- Hawalli (1 cities)
- Himachal Pradesh (1 cities)
- Ho Chi Minh City (2 cities)
- Isfahan (1 cities)
- Islamabad Capital Territory (1 cities)
- Jammu & Kashmir (2 cities)
- Jharkhand (6 cities)
- Johor (1 cities)
- Kampong Cham (1 cities)
- Karbala (1 cities)
- Karnataka (12 cities)
- Kerala (56 cities)
- Kermanshah (1 cities)
- Khammouane (1 cities)
- Khon Kaen (1 cities)
- Khulna Division (2 cities)
- Khuzestan (1 cities)
- Khyber Pakhtunkhwa (3 cities)
- Kirkuk (1 cities)
- Kuala Lumpur (1 cities)
- Ladakh (2 cities)
- Lakshadweep (1 cities)
- Lampang (1 cities)
- Luang Prabang (1 cities)
- Madhya Pradesh (31 cities)
- Madinah Region (1 cities)
- Maharashtra (32 cities)
- Makkah Region (2 cities)
- Malacca (1 cities)
- Mandalay Region (1 cities)
- Manipur (1 cities)
- Markazi (1 cities)
- Meghalaya (1 cities)
- Metro Manila (8 cities)
- Mizoram (1 cities)
- Mon State (1 cities)
- Muharraq Governorate (1 cities)
- Mymensingh Division (1 cities)
- Nagaland (2 cities)
- Najaf (1 cities)
- Nakhon Ratchasima (1 cities)
- Naypyidaw Union Territory (1 cities)
- Negeri Sembilan (1 cities)
- Nghe An (1 cities)
- Nineveh (1 cities)
- Nonthaburi (1 cities)
- North Sumatra (2 cities)
- Northern Mindanao (1 cities)
- Odisha (5 cities)
- Penang (1 cities)
- Perak (1 cities)
- Phnom Penh (1 cities)
- Phuket (1 cities)
- Preah Sihanouk (1 cities)
- Puducherry (1 cities)
- Punjab (17 cities)
- Punjab (17 cities)
- Putrajaya (1 cities)
- Qom (1 cities)
- Quang Ninh (1 cities)
- Rajasthan (10 cities)
- Rajshahi Division (2 cities)
- Rangpur Division (2 cities)
- Rayong (1 cities)
- Razavi Khorasan (1 cities)
- Riau (2 cities)
- Riyadh Region (1 cities)
- Sabah (1 cities)
- Sagaing Region (1 cities)
- Samut Prakan (1 cities)
- Saraburi (1 cities)
- Sarawak (1 cities)
- Savannakhet (1 cities)
- Selangor (3 cities)
- Shan State (1 cities)
- Sharjah (1 cities)
- Siem Reap (1 cities)
- Sikkim (1 cities)
- Sindh (4 cities)
- Soccsksargen (1 cities)
- Songkhla (1 cities)
- South Kalimantan (1 cities)
- South Sulawesi (1 cities)
- South Sumatra (1 cities)
- Southern Governorate (1 cities)
- Sulaymaniyah (1 cities)
- Sylhet Division (1 cities)
- Tabuk Region (1 cities)
- Tamil Nadu (95 cities)
- Tehran (1 cities)
- Telangana (5 cities)
- Thanh Hoa (1 cities)
- Tripura (1 cities)
- Udon Thani (1 cities)
- Uttar Pradesh (70 cities)
- Uttarakhand (1 cities)
- Vientiane Prefecture (1 cities)
- West Azerbaijan (1 cities)
- West Bengal (19 cities)
- West Java (6 cities)
- West Kalimantan (1 cities)
- Yangon Region (1 cities)
- Zamboanga Peninsula (1 cities)
About India’s Air Quality
India monitors air quality across 700+ stations in 158 states and union territories, using the National Air Quality Index (NAQI) published by the Central Pollution Control Board (CPCB). The NAQI scale runs from 0 (Good) to 500 (Severe), measuring PM2.5, PM10, O&sub3;, NO&sub2;, SO&sub2;, CO, and NH&sub3;.
The Indo-Gangetic Plain — stretching from Delhi through Uttar Pradesh to Bihar — consistently records India’s worst air quality due to geography (Himalayan trapping), crop stubble burning, industrial emissions, and winter temperature inversions.
Frequently Asked Questions
What is the current AQI of India?
India does not have a single national AQI number. Air quality varies widely — from AQI 20 (Good) in coastal Kerala to AQI 400+ (Severe) in parts of Delhi-NCR during winter.
How many cities does India monitor for air quality?
India monitors air quality across 700+ CPCB stations in 29 states. AQI Today tracks 486 cities using the Google Air Quality API, covering major metros, tier-2 cities, and emerging towns.
What does the NAQI scale measure?
The National Air Quality Index measures PM2.5, PM10, O₃, NO₂, SO₂, CO, and NH₃. It runs from 0 (Good) to 500 (Severe). PM2.5 and PM10 are the primary drivers in most Indian cities.
How does weather affect air quality in India?
Monsoon rains (June–September) wash out particulates, giving India its cleanest air. Winter temperature inversions (November–February) trap pollutants near the ground, especially across the Indo-Gangetic Plain, causing severe pollution episodes.