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Release from Central Pollution Control Board, Ministry of Environment, Forest and Climate Change
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| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 24 January 2021 | 192 | AQI bulletin p.1–8, Index Value column: mean of all 96 city rows — every row in the table |
| Andhra Pradesh | 24 January 2021 | 136 | AQI bulletin p.7–8, Index Value column: mean of 3 city rows placed in Andhra Pradesh — Rajamahendravaram (p.7), Tirupati (p.8), Visakhapatnam (p.8) |
| Assam | 24 January 2021 | 270 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.3) |
| Bihar | 24 January 2021 | 237 | AQI bulletin p.3–6, Index Value column: mean of 3 city rows placed in Bihar — Gaya (p.3), Muzaffarpur (p.6), Patna (p.6) |
| Chandigarh | 24 January 2021 | 115 | AQI bulletin p.2, Index Value column: mean of 1 city row placed in Chandigarh — Chandigarh (p.2) |
Central Pollution Control Board, Ministry of Environment, Forest and Climate Change. CPCB National Air Quality Index bulletin, 24 January 2021 (96 cities) (published 24 Jan 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 87f53fae3e7faaec78fed168f5d774c2b0be64e5929c048d84dc75bf4d774698. https://indiahealthobservatory.com/sources/cpcb/releases/2117
| Delhi |
| 24 January 2021 |
| 364 |
| AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 24 January 2021 | 174 | AQI bulletin p.1–8, Index Value column: mean of 4 city rows placed in Gujarat — Ahmedabad (p.1), Gandhinagar (p.3), Vapi (p.8), Vatva (p.8) |
| Haryana | 24 January 2021 | 257 | AQI bulletin p.1–7, Index Value column: mean of 14 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.1), Ballabgarh (p.2), Charkhi Dadri (p.2), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.3), Hisar (p.4), Jind (p.4), Kurukshetra (p.5), Manesar (p.5), Palwal (p.6), Panchkula (p.6), Sirsa (p.7) |
| Karnataka | 24 January 2021 | 89 | AQI bulletin p.1–8, Index Value column: mean of 9 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Bidar (p.2), Chikkaballapur (p.2), Manglore (p.5), Medikeri (p.6), Raichur (p.7), Vijayapura (p.8), Yadgir (p.8) |
| Kerala | 24 January 2021 | 128 | AQI bulletin p.4–8, Index Value column: mean of 5 city rows placed in Kerala — Kannur (p.4), Kollam (p.5), Kozhikode (p.5), Thiruvananthapuram (p.8), Thrissur (p.8) |
| Madhya Pradesh | 24 January 2021 | 173 | AQI bulletin p.2–8, Index Value column: mean of 11 city rows placed in Madhya Pradesh — Damoh (p.2), Dewas (p.3), Gwalior (p.3), Indore (p.4), Jabalpur (p.4), Katni (p.5), Maihar (p.5), Pithampur (p.7), Satna (p.7), Singrauli (p.7), Ujjain (p.8) |
| Maharashtra | 24 January 2021 | 185 | AQI bulletin p.1–7, Index Value column: mean of 9 city rows placed in Maharashtra — Aurangabad (p.1), Chandrapur (p.2), Kalyan (p.4), Mumbai (p.6), Nashik (p.6), Navi Mumbai (p.6), Pune (p.7), Solapur (p.7), Thane (p.7) |
| Mizoram | 24 January 2021 | 77 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 24 January 2021 | 128 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.5) |
| Odisha | 24 January 2021 | 150 | AQI bulletin p.2–7, Index Value column: mean of 2 city rows placed in Odisha — Brajrajnagar (p.2), Talcher (p.7) |
| Puducherry | 24 January 2021 | 54 | AQI bulletin p.7, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.7) |
| Punjab | 24 January 2021 | 124 | AQI bulletin p.1–6, Index Value column: mean of 5 city rows placed in Punjab — Amritsar (p.1), Bathinda (p.2), Jalandhar (p.4), Khanna (p.5), Patiala (p.6) |
| Rajasthan | 24 January 2021 | 213 | AQI bulletin p.1–8, Index Value column: mean of 8 city rows placed in Rajasthan — Ajmer (p.1), Alwar (p.1), Bhiwadi (p.2), Jaipur (p.4), Jodhpur (p.4), Kota (p.5), Pali (p.6), Udaipur (p.8) |
| Tamil Nadu | 24 January 2021 | 66 | AQI bulletin p.2–8, Index Value column: mean of 2 city rows placed in Tamil Nadu — Chennai (p.2), Thoothukudi (p.8) |
| Telangana | 24 January 2021 | 120 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.4) |
| Tripura | 24 January 2021 | 246 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 24 January 2021 | 334 | AQI bulletin p.1–8, Index Value column: mean of 9 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.1), Ghaziabad (p.3), Greater Noida (p.3), Kanpur (p.4), Lucknow (p.5), Meerut (p.6), Noida (p.6), Varanasi (p.8) |
| West Bengal | 24 January 2021 | 221 | AQI bulletin p.3–7, Index Value column: mean of 4 city rows placed in West Bengal — Haldia (p.3), Howrah (p.4), Kolkata (p.5), Siliguri (p.7) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 24 January 2021 | 96 | AQI bulletin p.1–8: count of all 96 city rows — every row in the table |
| Andhra Pradesh | 24 January 2021 | 3 | AQI bulletin p.7–8: count of 3 city rows placed in Andhra Pradesh — Rajamahendravaram (p.7), Tirupati (p.8), Visakhapatnam (p.8) |
| Assam | 24 January 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Assam — Guwahati (p.3) |
| Bihar | 24 January 2021 | 3 | AQI bulletin p.3–6: count of 3 city rows placed in Bihar — Gaya (p.3), Muzaffarpur (p.6), Patna (p.6) |
| Chandigarh | 24 January 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 24 January 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 24 January 2021 | 4 | AQI bulletin p.1–8: count of 4 city rows placed in Gujarat — Ahmedabad (p.1), Gandhinagar (p.3), Vapi (p.8), Vatva (p.8) |
| Haryana | 24 January 2021 | 14 | AQI bulletin p.1–7: count of 14 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.1), Ballabgarh (p.2), Charkhi Dadri (p.2), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.3), Hisar (p.4), Jind (p.4), Kurukshetra (p.5), Manesar (p.5), Palwal (p.6), Panchkula (p.6), Sirsa (p.7) |
| Karnataka | 24 January 2021 | 9 | AQI bulletin p.1–8: count of 9 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Bidar (p.2), Chikkaballapur (p.2), Manglore (p.5), Medikeri (p.6), Raichur (p.7), Vijayapura (p.8), Yadgir (p.8) |
| Kerala | 24 January 2021 | 5 | AQI bulletin p.4–8: count of 5 city rows placed in Kerala — Kannur (p.4), Kollam (p.5), Kozhikode (p.5), Thiruvananthapuram (p.8), Thrissur (p.8) |
| Madhya Pradesh | 24 January 2021 | 11 | AQI bulletin p.2–8: count of 11 city rows placed in Madhya Pradesh — Damoh (p.2), Dewas (p.3), Gwalior (p.3), Indore (p.4), Jabalpur (p.4), Katni (p.5), Maihar (p.5), Pithampur (p.7), Satna (p.7), Singrauli (p.7), Ujjain (p.8) |
| Maharashtra | 24 January 2021 | 9 | AQI bulletin p.1–7: count of 9 city rows placed in Maharashtra — Aurangabad (p.1), Chandrapur (p.2), Kalyan (p.4), Mumbai (p.6), Nashik (p.6), Navi Mumbai (p.6), Pune (p.7), Solapur (p.7), Thane (p.7) |
| Mizoram | 24 January 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 24 January 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Nagaland — Kohima (p.5) |
| Odisha | 24 January 2021 | 2 | AQI bulletin p.2–7: count of 2 city rows placed in Odisha — Brajrajnagar (p.2), Talcher (p.7) |
| Puducherry | 24 January 2021 | 1 | AQI bulletin p.7: count of 1 city row placed in Puducherry — Puducherry (p.7) |
| Punjab | 24 January 2021 | 5 | AQI bulletin p.1–6: count of 5 city rows placed in Punjab — Amritsar (p.1), Bathinda (p.2), Jalandhar (p.4), Khanna (p.5), Patiala (p.6) |
| Rajasthan | 24 January 2021 | 8 | AQI bulletin p.1–8: count of 8 city rows placed in Rajasthan — Ajmer (p.1), Alwar (p.1), Bhiwadi (p.2), Jaipur (p.4), Jodhpur (p.4), Kota (p.5), Pali (p.6), Udaipur (p.8) |
| Tamil Nadu | 24 January 2021 | 2 | AQI bulletin p.2–8: count of 2 city rows placed in Tamil Nadu — Chennai (p.2), Thoothukudi (p.8) |
| Telangana | 24 January 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Telangana — Hyderabad (p.4) |
| Tripura | 24 January 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 24 January 2021 | 9 | AQI bulletin p.1–8: count of 9 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.1), Ghaziabad (p.3), Greater Noida (p.3), Kanpur (p.4), Lucknow (p.5), Meerut (p.6), Noida (p.6), Varanasi (p.8) |
| West Bengal | 24 January 2021 | 4 | AQI bulletin p.3–7: count of 4 city rows placed in West Bengal — Haldia (p.3), Howrah (p.4), Kolkata (p.5), Siliguri (p.7) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 24 January 2021 | 41% | AQI bulletin p.1–8, Index Value column: 39 of all 96 city rows at 201 or more — Agartala 246 (p.1), Agra 292 (p.1), Baghpat 335 (p.1), Bahadurgarh 292 (p.1), Ballabgarh 303 (p.2), Bhiwadi 338 (p.2), Charkhi Dadri 297 (p.2), Delhi 364 (p.3), Faridabad 353 (p.3), Fatehabad 272 (p.3), Ghaziabad 390 (p.3), Greater Noida 388 (p.3), Gurugram 300 (p.3), Guwahati 270 (p.3), Gwalior 327 (p.3), Hisar 321 (p.4), Howrah 279 (p.4), Jind 320 (p.4), Jodhpur 253 (p.4), Kalyan 255 (p.4) … and 19 more |
| Andhra Pradesh | 24 January 2021 | 0% | AQI bulletin p.7–8, Index Value column: none of 3 city rows placed in Andhra Pradesh at 201 or more (highest 189) |
| Assam | 24 January 2021 | 100% | AQI bulletin p.3, Index Value column: 1 of 1 city row placed in Assam at 201 or more — Guwahati 270 (p.3) |
| Bihar | 24 January 2021 | 67% | AQI bulletin p.3–6, Index Value column: 2 of 3 city rows placed in Bihar at 201 or more — Muzaffarpur 333 (p.6), Patna 238 (p.6) |
| Chandigarh | 24 January 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 115) |
| Delhi | 24 January 2021 | 100% | AQI bulletin p.3, Index Value column: 1 of 1 city row placed in Delhi at 201 or more — Delhi 364 (p.3) |
| Gujarat | 24 January 2021 | 25% | AQI bulletin p.1–8, Index Value column: 1 of 4 city rows placed in Gujarat at 201 or more — Vatva 253 (p.8) |
| Haryana | 24 January 2021 | 79% | AQI bulletin p.1–7, Index Value column: 11 of 14 city rows placed in Haryana at 201 or more — Bahadurgarh 292 (p.1), Ballabgarh 303 (p.2), Charkhi Dadri 297 (p.2), Faridabad 353 (p.3), Fatehabad 272 (p.3), Gurugram 300 (p.3), Hisar 321 (p.4), Jind 320 (p.4), Kurukshetra 263 (p.5), Manesar 270 (p.5), Panchkula 221 (p.6) |
| Karnataka | 24 January 2021 | 0% | AQI bulletin p.1–8, Index Value column: none of 9 city rows placed in Karnataka at 201 or more (highest 145) |
| Kerala | 24 January 2021 | 20% | AQI bulletin p.4–8, Index Value column: 1 of 5 city rows placed in Kerala at 201 or more — Kozhikode 326 (p.5) |
| Madhya Pradesh | 24 January 2021 | 27% | AQI bulletin p.2–8, Index Value column: 3 of 11 city rows placed in Madhya Pradesh at 201 or more — Gwalior 327 (p.3), Katni 202 (p.5), Singrauli 274 (p.7) |
| Maharashtra | 24 January 2021 | 33% | AQI bulletin p.1–7, Index Value column: 3 of 9 city rows placed in Maharashtra at 201 or more — Kalyan 255 (p.4), Navi Mumbai 273 (p.6), Thane 211 (p.7) |
| Mizoram | 24 January 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 77) |
| Nagaland | 24 January 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 128) |
| Odisha | 24 January 2021 | 0% | AQI bulletin p.2–7, Index Value column: none of 2 city rows placed in Odisha at 201 or more (highest 169) |
| Puducherry | 24 January 2021 | 0% | AQI bulletin p.7, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 54) |
| Punjab | 24 January 2021 | 0% | AQI bulletin p.1–6, Index Value column: none of 5 city rows placed in Punjab at 201 or more (highest 154) |
| Rajasthan | 24 January 2021 | 50% | AQI bulletin p.1–8, Index Value column: 4 of 8 city rows placed in Rajasthan at 201 or more — Bhiwadi 338 (p.2), Jodhpur 253 (p.4), Pali 275 (p.6), Udaipur 206 (p.8) |
| Tamil Nadu | 24 January 2021 | 0% | AQI bulletin p.2–8, Index Value column: none of 2 city rows placed in Tamil Nadu at 201 or more (highest 75) |
| Telangana | 24 January 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 120) |
| Tripura | 24 January 2021 | 100% | AQI bulletin p.1, Index Value column: 1 of 1 city row placed in Tripura at 201 or more — Agartala 246 (p.1) |
| Uttar Pradesh | 24 January 2021 | 100% | AQI bulletin p.1–8, Index Value column: 9 of 9 city rows placed in Uttar Pradesh at 201 or more — Agra 292 (p.1), Baghpat 335 (p.1), Ghaziabad 390 (p.3), Greater Noida 388 (p.3), Kanpur 319 (p.4), Lucknow 306 (p.5), Meerut 354 (p.6), Noida 322 (p.6), Varanasi 296 (p.8) |
| West Bengal | 24 January 2021 | 50% | AQI bulletin p.3–7, Index Value column: 2 of 4 city rows placed in West Bengal at 201 or more — Howrah 279 (p.4), Kolkata 268 (p.5) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 24 January 2021 | 390 | AQI bulletin p.1–8, Index Value column: highest of all 96 city rows — Ghaziabad, S.No 31 (p.3), Very Poor |
| Andhra Pradesh | 24 January 2021 | 189 | AQI bulletin p.7–8, Index Value column: highest of 3 city rows placed in Andhra Pradesh — Visakhapatnam, S.No 95 (p.8), Moderate |
| Assam | 24 January 2021 | 270 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 34 (p.3), Poor |
| Bihar | 24 January 2021 | 333 | AQI bulletin p.3–6, Index Value column: highest of 3 city rows placed in Bihar — Muzaffarpur, S.No 64 (p.6), Very Poor |
| Chandigarh | 24 January 2021 | 115 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 19 (p.2), Moderate |
| Delhi | 24 January 2021 | 364 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 25 (p.3), Very Poor |
| Gujarat | 24 January 2021 | 253 | AQI bulletin p.1–8, Index Value column: highest of 4 city rows placed in Gujarat — Vatva, S.No 93 (p.8), Poor |
| Haryana | 24 January 2021 | 353 | AQI bulletin p.1–7, Index Value column: highest of 14 city rows placed in Haryana — Faridabad, S.No 27 (p.3), Very Poor |
| Karnataka | 24 January 2021 | 145 | AQI bulletin p.1–8, Index Value column: highest of 9 city rows placed in Karnataka — Raichur, S.No 76 (p.7), Moderate |
| Kerala | 24 January 2021 | 326 | AQI bulletin p.4–8, Index Value column: highest of 5 city rows placed in Kerala — Kozhikode, S.No 55 (p.5), Very Poor |
| Madhya Pradesh | 24 January 2021 | 327 | AQI bulletin p.2–8, Index Value column: highest of 11 city rows placed in Madhya Pradesh — Gwalior, S.No 35 (p.3), Very Poor |
| Maharashtra | 24 January 2021 | 273 | AQI bulletin p.1–7, Index Value column: highest of 9 city rows placed in Maharashtra — Navi Mumbai, S.No 66 (p.6), Poor |
| Mizoram | 24 January 2021 | 77 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 4 (p.1), Satisfactory |
| Nagaland | 24 January 2021 | 128 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 51 (p.5), Moderate |
| Odisha | 24 January 2021 | 169 | AQI bulletin p.2–7, Index Value column: highest of 2 city rows placed in Odisha — Brajrajnagar, S.No 18 (p.2), Moderate |
| Puducherry | 24 January 2021 | 54 | AQI bulletin p.7, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 74 (p.7), Satisfactory |
| Punjab | 24 January 2021 | 154 | AQI bulletin p.1–6, Index Value column: highest of 5 city rows placed in Punjab — Patiala, S.No 71 (p.6), Moderate |
| Rajasthan | 24 January 2021 | 338 | AQI bulletin p.1–8, Index Value column: highest of 8 city rows placed in Rajasthan — Bhiwadi, S.No 16 (p.2), Very Poor |
| Tamil Nadu | 24 January 2021 | 75 | AQI bulletin p.2–8, Index Value column: highest of 2 city rows placed in Tamil Nadu — Chennai, S.No 22 (p.2), Satisfactory |
| Telangana | 24 January 2021 | 120 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 39 (p.4), Moderate |
| Tripura | 24 January 2021 | 246 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Poor |
| Uttar Pradesh | 24 January 2021 | 390 | AQI bulletin p.1–8, Index Value column: highest of 9 city rows placed in Uttar Pradesh — Ghaziabad, S.No 31 (p.3), Very Poor |
| West Bengal | 24 January 2021 | 279 | AQI bulletin p.3–7, Index Value column: highest of 4 city rows placed in West Bengal — Howrah, S.No 38 (p.4), Poor |