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Release from Central Pollution Control Board, Ministry of Environment, Forest and Climate Change
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Fetched directly from the publisher on 3 Oct 2026, 21:00 IST. The copy below is byte-for-byte what the publisher served.
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 1 February 2021 | 183 | AQI bulletin p.1–11, Index Value column: mean of all 123 city rows — every row in the table |
| Andhra Pradesh | 1 February 2021 | 133 | AQI bulletin p.1–11, Index Value column: mean of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.9), Tirupati (p.10), Visakhapatnam (p.11) |
| Assam | 1 February 2021 | 339 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 1 February 2021 | 241 | AQI bulletin p.4–8, Index Value column: mean of 3 city rows placed in Bihar — Gaya (p.4), Muzaffarpur (p.7), Patna (p.8) |
| Chandigarh | 1 February 2021 | 146 | 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, 1 February 2021 (123 cities) (published 1 Feb 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 4412ec93c23da78244bb39799d35cc886ba1d3a65d9e23743ce0a5496eab4dd6. https://indiahealthobservatory.com/sources/cpcb/releases/2109
| Delhi | 1 February 2021 | 352 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 1 February 2021 | 140 | AQI bulletin p.1–10, Index Value column: mean of 6 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Gandhinagar (p.4), Nandesari (p.8), Vapi (p.10), Vatva (p.10) |
| Haryana | 1 February 2021 | 246 | AQI bulletin p.1–11, Index Value column: mean of 21 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.2), Ballabgarh (p.2), Bhiwani (p.2), Charkhi Dadri (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.4), Kaithal (p.5), Karnal (p.5), Kurukshetra (p.6), Mandikhera (p.7), Manesar (p.7), Narnaul (p.8), Palwal (p.8), Panchkula (p.8), Rohtak (p.9), Sirsa (p.9), Sonipat (p.9), Yamunanagar (p.11) |
| Jharkhand | 1 February 2021 | 127 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Jharkhand — Jorapokhar (p.5) |
| Karnataka | 1 February 2021 | 78 | AQI bulletin p.1–11, Index Value column: mean of 14 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Hubballi (p.4), Kolar (p.6), Koppal (p.6), Manglore (p.7), Medikeri (p.7), Mysuru (p.7), Shivamogga (p.9), Vijayapura (p.10), Yadgir (p.11) |
| Kerala | 1 February 2021 | 94 | AQI bulletin p.3–10, Index Value column: mean of 7 city rows placed in Kerala — Eloor (p.3), Ernakulam (p.3), Kannur (p.5), Kollam (p.6), Kozhikode (p.6), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 1 February 2021 | 148 | AQI bulletin p.2–10, Index Value column: mean of 14 city rows placed in Madhya Pradesh — Bhopal (p.2), Damoh (p.3), Gwalior (p.4), Indore (p.5), Jabalpur (p.5), Katni (p.6), Maihar (p.7), Mandideep (p.7), Pithampur (p.8), Ratlam (p.9), Sagar (p.9), Satna (p.9), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 1 February 2021 | 173 | AQI bulletin p.3–10, Index Value column: mean of 8 city rows placed in Maharashtra — Chandrapur (p.3), Kalyan (p.5), Mumbai (p.7), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Solapur (p.9), Thane (p.10) |
| Mizoram | 1 February 2021 | 83 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 1 February 2021 | 125 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 1 February 2021 | 107 | AQI bulletin p.2–10, Index Value column: mean of 2 city rows placed in Odisha — Brajrajnagar (p.2), Talcher (p.10) |
| Puducherry | 1 February 2021 | 48 | AQI bulletin p.8, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.8) |
| Punjab | 1 February 2021 | 163 | AQI bulletin p.1–8, Index Value column: mean of 7 city rows placed in Punjab — Amritsar (p.1), Bathinda (p.2), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.6), Mandi Gobindgarh (p.7), Patiala (p.8) |
| Rajasthan | 1 February 2021 | 171 | AQI bulletin p.1–10, Index Value column: mean of 8 city rows placed in Rajasthan — Ajmer (p.1), Alwar (p.1), Bhiwadi (p.2), Jaipur (p.5), Jodhpur (p.5), Kota (p.6), Pali (p.8), Udaipur (p.10) |
| Tamil Nadu | 1 February 2021 | 83 | AQI bulletin p.3–10, Index Value column: mean of 3 city rows placed in Tamil Nadu — Chennai (p.3), Gummidipoondi (p.4), Thoothukudi (p.10) |
| Telangana | 1 February 2021 | 149 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 1 February 2021 | 226 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 1 February 2021 | 346 | AQI bulletin p.1–10, Index Value column: mean of 11 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Ghaziabad (p.4), Greater Noida (p.4), Kanpur (p.5), Lucknow (p.6), Meerut (p.7), Moradabad (p.7), Noida (p.8), Varanasi (p.10) |
| West Bengal | 1 February 2021 | 272 | AQI bulletin p.1–9, Index Value column: mean of 6 city rows placed in West Bengal — Asansol (p.1), Durgapur (p.3), Haldia (p.4), Howrah (p.4), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 1 February 2021 | 123 | AQI bulletin p.1–11: count of all 123 city rows — every row in the table |
| Andhra Pradesh | 1 February 2021 | 4 | AQI bulletin p.1–11: count of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.9), Tirupati (p.10), Visakhapatnam (p.11) |
| Assam | 1 February 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 1 February 2021 | 3 | AQI bulletin p.4–8: count of 3 city rows placed in Bihar — Gaya (p.4), Muzaffarpur (p.7), Patna (p.8) |
| Chandigarh | 1 February 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 1 February 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 1 February 2021 | 6 | AQI bulletin p.1–10: count of 6 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Gandhinagar (p.4), Nandesari (p.8), Vapi (p.10), Vatva (p.10) |
| Haryana | 1 February 2021 | 21 | AQI bulletin p.1–11: count of 21 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.2), Ballabgarh (p.2), Bhiwani (p.2), Charkhi Dadri (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.4), Kaithal (p.5), Karnal (p.5), Kurukshetra (p.6), Mandikhera (p.7), Manesar (p.7), Narnaul (p.8), Palwal (p.8), Panchkula (p.8), Rohtak (p.9), Sirsa (p.9), Sonipat (p.9), Yamunanagar (p.11) |
| Jharkhand | 1 February 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Jharkhand — Jorapokhar (p.5) |
| Karnataka | 1 February 2021 | 14 | AQI bulletin p.1–11: count of 14 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Hubballi (p.4), Kolar (p.6), Koppal (p.6), Manglore (p.7), Medikeri (p.7), Mysuru (p.7), Shivamogga (p.9), Vijayapura (p.10), Yadgir (p.11) |
| Kerala | 1 February 2021 | 7 | AQI bulletin p.3–10: count of 7 city rows placed in Kerala — Eloor (p.3), Ernakulam (p.3), Kannur (p.5), Kollam (p.6), Kozhikode (p.6), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 1 February 2021 | 14 | AQI bulletin p.2–10: count of 14 city rows placed in Madhya Pradesh — Bhopal (p.2), Damoh (p.3), Gwalior (p.4), Indore (p.5), Jabalpur (p.5), Katni (p.6), Maihar (p.7), Mandideep (p.7), Pithampur (p.8), Ratlam (p.9), Sagar (p.9), Satna (p.9), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 1 February 2021 | 8 | AQI bulletin p.3–10: count of 8 city rows placed in Maharashtra — Chandrapur (p.3), Kalyan (p.5), Mumbai (p.7), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Solapur (p.9), Thane (p.10) |
| Mizoram | 1 February 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 1 February 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 1 February 2021 | 2 | AQI bulletin p.2–10: count of 2 city rows placed in Odisha — Brajrajnagar (p.2), Talcher (p.10) |
| Puducherry | 1 February 2021 | 1 | AQI bulletin p.8: count of 1 city row placed in Puducherry — Puducherry (p.8) |
| Punjab | 1 February 2021 | 7 | AQI bulletin p.1–8: count of 7 city rows placed in Punjab — Amritsar (p.1), Bathinda (p.2), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.6), Mandi Gobindgarh (p.7), Patiala (p.8) |
| Rajasthan | 1 February 2021 | 8 | AQI bulletin p.1–10: count of 8 city rows placed in Rajasthan — Ajmer (p.1), Alwar (p.1), Bhiwadi (p.2), Jaipur (p.5), Jodhpur (p.5), Kota (p.6), Pali (p.8), Udaipur (p.10) |
| Tamil Nadu | 1 February 2021 | 3 | AQI bulletin p.3–10: count of 3 city rows placed in Tamil Nadu — Chennai (p.3), Gummidipoondi (p.4), Thoothukudi (p.10) |
| Telangana | 1 February 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 1 February 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 1 February 2021 | 11 | AQI bulletin p.1–10: count of 11 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Ghaziabad (p.4), Greater Noida (p.4), Kanpur (p.5), Lucknow (p.6), Meerut (p.7), Moradabad (p.7), Noida (p.8), Varanasi (p.10) |
| West Bengal | 1 February 2021 | 6 | AQI bulletin p.1–9: count of 6 city rows placed in West Bengal — Asansol (p.1), Durgapur (p.3), Haldia (p.4), Howrah (p.4), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 1 February 2021 | 41% | AQI bulletin p.1–11, Index Value column: 51 of all 123 city rows at 201 or more — Agartala 226 (p.1), Agra 244 (p.1), Ambala 238 (p.1), Amritsar 205 (p.1), Ankleshwar 226 (p.1), Asansol 208 (p.1), Baghpat 358 (p.2), Bahadurgarh 315 (p.2), Bhiwadi 288 (p.2), Bulandshahr 358 (p.2), Charkhi Dadri 314 (p.3), Delhi 352 (p.3), Durgapur 328 (p.3), Faridabad 352 (p.3), Ghaziabad 412 (p.4), Greater Noida 384 (p.4), Gurugram 271 (p.4), Guwahati 339 (p.4), Gwalior 204 (p.4), Hisar 250 (p.4) … and 31 more |
| Andhra Pradesh | 1 February 2021 | 25% | AQI bulletin p.1–11, Index Value column: 1 of 4 city rows placed in Andhra Pradesh at 201 or more — Visakhapatnam 267 (p.11) |
| Assam | 1 February 2021 | 100% | AQI bulletin p.4, Index Value column: 1 of 1 city row placed in Assam at 201 or more — Guwahati 339 (p.4) |
| Bihar | 1 February 2021 | 67% | AQI bulletin p.4–8, Index Value column: 2 of 3 city rows placed in Bihar at 201 or more — Muzaffarpur 275 (p.7), Patna 287 (p.8) |
| Chandigarh | 1 February 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 146) |
| Delhi | 1 February 2021 | 100% | AQI bulletin p.3, Index Value column: 1 of 1 city row placed in Delhi at 201 or more — Delhi 352 (p.3) |
| Gujarat | 1 February 2021 | 17% | AQI bulletin p.1–10, Index Value column: 1 of 6 city rows placed in Gujarat at 201 or more — Ankleshwar 226 (p.1) |
| Haryana | 1 February 2021 | 71% | AQI bulletin p.1–11, Index Value column: 15 of 21 city rows placed in Haryana at 201 or more — Ambala 238 (p.1), Bahadurgarh 315 (p.2), Charkhi Dadri 314 (p.3), Faridabad 352 (p.3), Gurugram 271 (p.4), Hisar 250 (p.4), Kaithal 249 (p.5), Karnal 285 (p.5), Kurukshetra 306 (p.6), Mandikhera 251 (p.7), Manesar 243 (p.7), Narnaul 291 (p.8), Rohtak 316 (p.9), Sonipat 262 (p.9), Yamunanagar 334 (p.11) |
| Jharkhand | 1 February 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Jharkhand at 201 or more (highest 127) |
| Karnataka | 1 February 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 14 city rows placed in Karnataka at 201 or more (highest 120) |
| Kerala | 1 February 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 7 city rows placed in Kerala at 201 or more (highest 119) |
| Madhya Pradesh | 1 February 2021 | 36% | AQI bulletin p.2–10, Index Value column: 5 of 14 city rows placed in Madhya Pradesh at 201 or more — Gwalior 204 (p.4), Jabalpur 206 (p.5), Katni 205 (p.6), Singrauli 258 (p.9), Ujjain 223 (p.10) |
| Maharashtra | 1 February 2021 | 25% | AQI bulletin p.3–10, Index Value column: 2 of 8 city rows placed in Maharashtra at 201 or more — Kalyan 254 (p.5), Thane 224 (p.10) |
| Mizoram | 1 February 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 83) |
| Nagaland | 1 February 2021 | 0% | AQI bulletin p.6, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 125) |
| Odisha | 1 February 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 2 city rows placed in Odisha at 201 or more (highest 126) |
| Puducherry | 1 February 2021 | 0% | AQI bulletin p.8, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 48) |
| Punjab | 1 February 2021 | 43% | AQI bulletin p.1–8, Index Value column: 3 of 7 city rows placed in Punjab at 201 or more — Amritsar 205 (p.1), Ludhiana 203 (p.6), Patiala 220 (p.8) |
| Rajasthan | 1 February 2021 | 38% | AQI bulletin p.1–10, Index Value column: 3 of 8 city rows placed in Rajasthan at 201 or more — Bhiwadi 288 (p.2), Jodhpur 228 (p.5), Kota 205 (p.6) |
| Tamil Nadu | 1 February 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 3 city rows placed in Tamil Nadu at 201 or more (highest 147) |
| Telangana | 1 February 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 149) |
| Tripura | 1 February 2021 | 100% | AQI bulletin p.1, Index Value column: 1 of 1 city row placed in Tripura at 201 or more — Agartala 226 (p.1) |
| Uttar Pradesh | 1 February 2021 | 100% | AQI bulletin p.1–10, Index Value column: 11 of 11 city rows placed in Uttar Pradesh at 201 or more — Agra 244 (p.1), Baghpat 358 (p.2), Bulandshahr 358 (p.2), Ghaziabad 412 (p.4), Greater Noida 384 (p.4), Kanpur 323 (p.5), Lucknow 308 (p.6), Meerut 337 (p.7), Moradabad 421 (p.7), Noida 369 (p.8), Varanasi 288 (p.10) |
| West Bengal | 1 February 2021 | 83% | AQI bulletin p.1–9, Index Value column: 5 of 6 city rows placed in West Bengal at 201 or more — Asansol 208 (p.1), Durgapur 328 (p.3), Howrah 293 (p.4), Kolkata 281 (p.6), Siliguri 336 (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 1 February 2021 | 421 | AQI bulletin p.1–11, Index Value column: highest of all 123 city rows — Moradabad, S.No 81 (p.7), Severe |
| Andhra Pradesh | 1 February 2021 | 267 | AQI bulletin p.1–11, Index Value column: highest of 4 city rows placed in Andhra Pradesh — Visakhapatnam, S.No 121 (p.11), Poor |
| Assam | 1 February 2021 | 339 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 43 (p.4), Very Poor |
| Bihar | 1 February 2021 | 287 | AQI bulletin p.4–8, Index Value column: highest of 3 city rows placed in Bihar — Patna, S.No 94 (p.8), Poor |
| Chandigarh | 1 February 2021 | 146 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 24 (p.2), Moderate |
| Delhi | 1 February 2021 | 352 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 31 (p.3), Very Poor |
| Gujarat | 1 February 2021 | 226 | AQI bulletin p.1–10, Index Value column: highest of 6 city rows placed in Gujarat — Ankleshwar, S.No 10 (p.1), Poor |
| Haryana | 1 February 2021 | 352 | AQI bulletin p.1–11, Index Value column: highest of 21 city rows placed in Haryana — Faridabad, S.No 35 (p.3), Very Poor |
| Jharkhand | 1 February 2021 | 127 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Jharkhand — Jorapokhar, S.No 55 (p.5), Moderate |
| Karnataka | 1 February 2021 | 120 | AQI bulletin p.1–11, Index Value column: highest of 14 city rows placed in Karnataka — Hubballi, S.No 48 (p.4), Moderate |
| Kerala | 1 February 2021 | 119 | AQI bulletin p.3–10, Index Value column: highest of 7 city rows placed in Kerala — Kannur, S.No 58 (p.5), Moderate |
| Madhya Pradesh | 1 February 2021 | 258 | AQI bulletin p.2–10, Index Value column: highest of 14 city rows placed in Madhya Pradesh — Singrauli, S.No 105 (p.9), Poor |
| Maharashtra | 1 February 2021 | 254 | AQI bulletin p.3–10, Index Value column: highest of 8 city rows placed in Maharashtra — Kalyan, S.No 57 (p.5), Poor |
| Mizoram | 1 February 2021 | 83 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 4 (p.1), Satisfactory |
| Nagaland | 1 February 2021 | 125 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 63 (p.6), Moderate |
| Odisha | 1 February 2021 | 126 | AQI bulletin p.2–10, Index Value column: highest of 2 city rows placed in Odisha — Talcher, S.No 109 (p.10), Moderate |
| Puducherry | 1 February 2021 | 48 | AQI bulletin p.8, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 96 (p.8), Good |
| Punjab | 1 February 2021 | 220 | AQI bulletin p.1–8, Index Value column: highest of 7 city rows placed in Punjab — Patiala, S.No 93 (p.8), Poor |
| Rajasthan | 1 February 2021 | 288 | AQI bulletin p.1–10, Index Value column: highest of 8 city rows placed in Rajasthan — Bhiwadi, S.No 18 (p.2), Poor |
| Tamil Nadu | 1 February 2021 | 147 | AQI bulletin p.3–10, Index Value column: highest of 3 city rows placed in Tamil Nadu — Gummidipoondi, S.No 41 (p.4), Moderate |
| Telangana | 1 February 2021 | 149 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 49 (p.5), Moderate |
| Tripura | 1 February 2021 | 226 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Poor |
| Uttar Pradesh | 1 February 2021 | 421 | AQI bulletin p.1–10, Index Value column: highest of 11 city rows placed in Uttar Pradesh — Moradabad, S.No 81 (p.7), Severe |
| West Bengal | 1 February 2021 | 336 | AQI bulletin p.1–9, Index Value column: highest of 6 city rows placed in West Bengal — Siliguri, S.No 104 (p.9), Very Poor |