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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 | 11 October 2021 | 110 | AQI bulletin p.1–11, Index Value column: mean of all 126 city rows — every row in the table |
| Andhra Pradesh | 11 October 2021 | 88 | 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 | 11 October 2021 | 98 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 11 October 2021 | 161 | AQI bulletin p.3–8, Index Value column: mean of 4 city rows placed in Bihar — Gaya (p.3), Hajipur (p.4), Muzaffarpur (p.7), Patna (p.8) |
| Chandigarh | 11 October 2021 | 114 | 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, 11 October 2021 (126 cities) (published 11 Oct 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 2c1a9384bb0b955a1ca3e8df948d940beee032a28d0f47212bf06d5189df592c. https://indiahealthobservatory.com/sources/cpcb/releases/1857
| Chhattisgarh | 11 October 2021 | 89 | AQI bulletin p.2, Index Value column: mean of 1 city row placed in Chhattisgarh — Bilaspur (p.2) |
| Delhi | 11 October 2021 | 166 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 11 October 2021 | 90 | AQI bulletin p.1–11, Index Value column: mean of 5 city rows placed in Gujarat — Ahmedabad (p.1), Gandhinagar (p.3), Nandesari (p.8), Vapi (p.10), Vatva (p.11) |
| Haryana | 11 October 2021 | 147 | AQI bulletin p.1–11, Index Value column: mean of 22 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.1), Ballabgarh (p.2), Bhiwani (p.2), Charkhi Dadri (p.2), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.4), Jind (p.5), Karnal (p.6), Kurukshetra (p.6), Mandikhera (p.7), Manesar (p.7), Narnaul (p.8), Palwal (p.8), Panchkula (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.10), Yamunanagar (p.11) |
| Jammu and Kashmir | 11 October 2021 | 26 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 11 October 2021 | 44 | AQI bulletin p.2–11, Index Value column: mean of 16 city rows placed in Karnataka — Bengaluru (p.2), Chamarajanagar (p.2), Chikkamagaluru (p.3), Davanagere (p.3), Hassan (p.4), Hubballi (p.5), Kolar (p.6), Koppal (p.6), Manglore (p.7), Medikeri (p.7), Mysuru (p.7), Raichur (p.9), Ramanagara (p.9), Shivamogga (p.9), Vijayapura (p.11), Yadgir (p.11) |
| Kerala | 11 October 2021 | 42 | AQI bulletin p.3–10, Index Value column: mean of 4 city rows placed in Kerala — Ernakulam (p.3), Kannur (p.5), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 11 October 2021 | 113 | AQI bulletin p.2–10, Index Value column: mean of 14 city rows placed in Madhya Pradesh — Bhopal (p.2), Damoh (p.3), Dewas (p.3), Gwalior (p.4), Indore (p.5), Jabalpur (p.5), Katni (p.6), Maihar (p.6), Mandideep (p.7), Pithampur (p.8), Sagar (p.9), Satna (p.9), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 11 October 2021 | 74 | AQI bulletin p.2–10, Index Value column: mean of 7 city rows placed in Maharashtra — Chandrapur (p.2), Kalyan (p.5), Mumbai (p.7), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Thane (p.10) |
| Meghalaya | 11 October 2021 | 18 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Meghalaya — Shillong (p.9) |
| Mizoram | 11 October 2021 | 30 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 11 October 2021 | 48 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 11 October 2021 | 106 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Odisha — Talcher (p.10) |
| Punjab | 11 October 2021 | 128 | AQI bulletin p.1–8, Index Value column: mean of 6 city rows placed in Punjab — Amritsar (p.1), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.6), Mandi Gobindgarh (p.7), Patiala (p.8) |
| Rajasthan | 11 October 2021 | 112 | 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 | 11 October 2021 | 56 | AQI bulletin p.2–10, Index Value column: mean of 3 city rows placed in Tamil Nadu — Chennai (p.2), Gummidipoondi (p.4), Thoothukudi (p.10) |
| Telangana | 11 October 2021 | 89 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 11 October 2021 | 82 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 11 October 2021 | 174 | AQI bulletin p.1–11, Index Value column: mean of 17 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.1), Bulandshahr (p.2), Firozabad (p.3), Ghaziabad (p.4), Gorakhpur (p.4), Greater Noida (p.4), Hapur (p.4), Kanpur (p.5), Lucknow (p.6), Meerut (p.7), Moradabad (p.7), Muzaffarnagar (p.7), Noida (p.8), Prayagraj (p.9), Varanasi (p.10), Vrindavan (p.11) |
| West Bengal | 11 October 2021 | 117 | AQI bulletin p.1–9, Index Value column: mean of 5 city rows placed in West Bengal — Asansol (p.1), Haldia (p.4), Howrah (p.5), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 11 October 2021 | 126 | AQI bulletin p.1–11: count of all 126 city rows — every row in the table |
| Andhra Pradesh | 11 October 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 | 11 October 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 11 October 2021 | 4 | AQI bulletin p.3–8: count of 4 city rows placed in Bihar — Gaya (p.3), Hajipur (p.4), Muzaffarpur (p.7), Patna (p.8) |
| Chandigarh | 11 October 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Chhattisgarh | 11 October 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chhattisgarh — Bilaspur (p.2) |
| Delhi | 11 October 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 11 October 2021 | 5 | AQI bulletin p.1–11: count of 5 city rows placed in Gujarat — Ahmedabad (p.1), Gandhinagar (p.3), Nandesari (p.8), Vapi (p.10), Vatva (p.11) |
| Haryana | 11 October 2021 | 22 | AQI bulletin p.1–11: count of 22 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.1), Ballabgarh (p.2), Bhiwani (p.2), Charkhi Dadri (p.2), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.4), Jind (p.5), Karnal (p.6), Kurukshetra (p.6), Mandikhera (p.7), Manesar (p.7), Narnaul (p.8), Palwal (p.8), Panchkula (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.10), Yamunanagar (p.11) |
| Jammu and Kashmir | 11 October 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 11 October 2021 | 16 | AQI bulletin p.2–11: count of 16 city rows placed in Karnataka — Bengaluru (p.2), Chamarajanagar (p.2), Chikkamagaluru (p.3), Davanagere (p.3), Hassan (p.4), Hubballi (p.5), Kolar (p.6), Koppal (p.6), Manglore (p.7), Medikeri (p.7), Mysuru (p.7), Raichur (p.9), Ramanagara (p.9), Shivamogga (p.9), Vijayapura (p.11), Yadgir (p.11) |
| Kerala | 11 October 2021 | 4 | AQI bulletin p.3–10: count of 4 city rows placed in Kerala — Ernakulam (p.3), Kannur (p.5), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 11 October 2021 | 14 | AQI bulletin p.2–10: count of 14 city rows placed in Madhya Pradesh — Bhopal (p.2), Damoh (p.3), Dewas (p.3), Gwalior (p.4), Indore (p.5), Jabalpur (p.5), Katni (p.6), Maihar (p.6), Mandideep (p.7), Pithampur (p.8), Sagar (p.9), Satna (p.9), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 11 October 2021 | 7 | AQI bulletin p.2–10: count of 7 city rows placed in Maharashtra — Chandrapur (p.2), Kalyan (p.5), Mumbai (p.7), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Thane (p.10) |
| Meghalaya | 11 October 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Meghalaya — Shillong (p.9) |
| Mizoram | 11 October 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 11 October 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 11 October 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Odisha — Talcher (p.10) |
| Punjab | 11 October 2021 | 6 | AQI bulletin p.1–8: count of 6 city rows placed in Punjab — Amritsar (p.1), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.6), Mandi Gobindgarh (p.7), Patiala (p.8) |
| Rajasthan | 11 October 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 | 11 October 2021 | 3 | AQI bulletin p.2–10: count of 3 city rows placed in Tamil Nadu — Chennai (p.2), Gummidipoondi (p.4), Thoothukudi (p.10) |
| Telangana | 11 October 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 11 October 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 11 October 2021 | 17 | AQI bulletin p.1–11: count of 17 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.1), Bulandshahr (p.2), Firozabad (p.3), Ghaziabad (p.4), Gorakhpur (p.4), Greater Noida (p.4), Hapur (p.4), Kanpur (p.5), Lucknow (p.6), Meerut (p.7), Moradabad (p.7), Muzaffarnagar (p.7), Noida (p.8), Prayagraj (p.9), Varanasi (p.10), Vrindavan (p.11) |
| West Bengal | 11 October 2021 | 5 | AQI bulletin p.1–9: count of 5 city rows placed in West Bengal — Asansol (p.1), Haldia (p.4), Howrah (p.5), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 11 October 2021 | 7% | AQI bulletin p.1–11, Index Value column: 9 of all 126 city rows at 201 or more — Ballabgarh 283 (p.2), Bhiwadi 204 (p.2), Faridabad 203 (p.3), Ghaziabad 225 (p.4), Greater Noida 224 (p.4), Hajipur 231 (p.4), Karnal 212 (p.6), Kurukshetra 257 (p.6), Moradabad 274 (p.7) |
| Andhra Pradesh | 11 October 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 4 city rows placed in Andhra Pradesh at 201 or more (highest 142) |
| Assam | 11 October 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Assam at 201 or more (highest 98) |
| Bihar | 11 October 2021 | 25% | AQI bulletin p.3–8, Index Value column: 1 of 4 city rows placed in Bihar at 201 or more — Hajipur 231 (p.4) |
| Chandigarh | 11 October 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 114) |
| Chhattisgarh | 11 October 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chhattisgarh at 201 or more (highest 89) |
| Delhi | 11 October 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Delhi at 201 or more (highest 166) |
| Gujarat | 11 October 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 5 city rows placed in Gujarat at 201 or more (highest 112) |
| Haryana | 11 October 2021 | 18% | AQI bulletin p.1–11, Index Value column: 4 of 22 city rows placed in Haryana at 201 or more — Ballabgarh 283 (p.2), Faridabad 203 (p.3), Karnal 212 (p.6), Kurukshetra 257 (p.6) |
| Jammu and Kashmir | 11 October 2021 | 0% | AQI bulletin p.10, Index Value column: none of 1 city row placed in Jammu and Kashmir at 201 or more (highest 26) |
| Karnataka | 11 October 2021 | 0% | AQI bulletin p.2–11, Index Value column: none of 16 city rows placed in Karnataka at 201 or more (highest 83) |
| Kerala | 11 October 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 4 city rows placed in Kerala at 201 or more (highest 49) |
| Madhya Pradesh | 11 October 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 14 city rows placed in Madhya Pradesh at 201 or more (highest 192) |
| Maharashtra | 11 October 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 7 city rows placed in Maharashtra at 201 or more (highest 110) |
| Meghalaya | 11 October 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Meghalaya at 201 or more (highest 18) |
| Mizoram | 11 October 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 30) |
| Nagaland | 11 October 2021 | 0% | AQI bulletin p.6, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 48) |
| Odisha | 11 October 2021 | 0% | AQI bulletin p.10, Index Value column: none of 1 city row placed in Odisha at 201 or more (highest 106) |
| Punjab | 11 October 2021 | 0% | AQI bulletin p.1–8, Index Value column: none of 6 city rows placed in Punjab at 201 or more (highest 199) |
| Rajasthan | 11 October 2021 | 13% | AQI bulletin p.1–10, Index Value column: 1 of 8 city rows placed in Rajasthan at 201 or more — Bhiwadi 204 (p.2) |
| Tamil Nadu | 11 October 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 3 city rows placed in Tamil Nadu at 201 or more (highest 80) |
| Telangana | 11 October 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 89) |
| Tripura | 11 October 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Tripura at 201 or more (highest 82) |
| Uttar Pradesh | 11 October 2021 | 18% | AQI bulletin p.1–11, Index Value column: 3 of 17 city rows placed in Uttar Pradesh at 201 or more — Ghaziabad 225 (p.4), Greater Noida 224 (p.4), Moradabad 274 (p.7) |
| West Bengal | 11 October 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 5 city rows placed in West Bengal at 201 or more (highest 149) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 11 October 2021 | 283 | AQI bulletin p.1–11, Index Value column: highest of all 126 city rows — Ballabgarh, S.No 13 (p.2), Poor |
| Andhra Pradesh | 11 October 2021 | 142 | AQI bulletin p.1–11, Index Value column: highest of 4 city rows placed in Andhra Pradesh — Visakhapatnam, S.No 123 (p.11), Moderate |
| Assam | 11 October 2021 | 98 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 42 (p.4), Satisfactory |
| Bihar | 11 October 2021 | 231 | AQI bulletin p.3–8, Index Value column: highest of 4 city rows placed in Bihar — Hajipur, S.No 44 (p.4), Poor |
| Chandigarh | 11 October 2021 | 114 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 21 (p.2), Moderate |
| Chhattisgarh | 11 October 2021 | 89 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chhattisgarh — Bilaspur, S.No 18 (p.2), Satisfactory |
| Delhi | 11 October 2021 | 166 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 28 (p.3), Moderate |
| Gujarat | 11 October 2021 | 112 | AQI bulletin p.1–11, Index Value column: highest of 5 city rows placed in Gujarat — Vatva, S.No 121 (p.11), Moderate |
| Haryana | 11 October 2021 | 283 | AQI bulletin p.1–11, Index Value column: highest of 22 city rows placed in Haryana — Ballabgarh, S.No 13 (p.2), Poor |
| Jammu and Kashmir | 11 October 2021 | 26 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Jammu and Kashmir — Srinagar, S.No 110 (p.10), Good |
| Karnataka | 11 October 2021 | 83 | AQI bulletin p.2–11, Index Value column: highest of 16 city rows placed in Karnataka — Chikkamagaluru, S.No 25 (p.3), Satisfactory |
| Kerala | 11 October 2021 | 49 | AQI bulletin p.3–10, Index Value column: highest of 4 city rows placed in Kerala — Kannur, S.No 59 (p.5), Good |
| Madhya Pradesh | 11 October 2021 | 192 | AQI bulletin p.2–10, Index Value column: highest of 14 city rows placed in Madhya Pradesh — Dewas, S.No 29 (p.3), Moderate |
| Maharashtra | 11 October 2021 | 110 | AQI bulletin p.2–10, Index Value column: highest of 7 city rows placed in Maharashtra — Chandrapur, S.No 22 (p.2), Moderate |
| Meghalaya | 11 October 2021 | 18 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Meghalaya — Shillong, S.No 105 (p.9), Good |
| Mizoram | 11 October 2021 | 30 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 4 (p.1), Good |
| Nagaland | 11 October 2021 | 48 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 64 (p.6), Good |
| Odisha | 11 October 2021 | 106 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Odisha — Talcher, S.No 111 (p.10), Moderate |
| Punjab | 11 October 2021 | 199 | AQI bulletin p.1–8, Index Value column: highest of 6 city rows placed in Punjab — Khanna, S.No 63 (p.6), Moderate |
| Rajasthan | 11 October 2021 | 204 | AQI bulletin p.1–10, Index Value column: highest of 8 city rows placed in Rajasthan — Bhiwadi, S.No 15 (p.2), Poor |
| Tamil Nadu | 11 October 2021 | 80 | AQI bulletin p.2–10, Index Value column: highest of 3 city rows placed in Tamil Nadu — Gummidipoondi, S.No 40 (p.4), Satisfactory |
| Telangana | 11 October 2021 | 89 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 51 (p.5), Satisfactory |
| Tripura | 11 October 2021 | 82 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Satisfactory |
| Uttar Pradesh | 11 October 2021 | 274 | AQI bulletin p.1–11, Index Value column: highest of 17 city rows placed in Uttar Pradesh — Moradabad, S.No 80 (p.7), Poor |
| West Bengal | 11 October 2021 | 149 | AQI bulletin p.1–9, Index Value column: highest of 5 city rows placed in West Bengal — Asansol, S.No 10 (p.1), Moderate |