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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 | 18 September 2021 | 58 | AQI bulletin p.1–11, Index Value column: mean of all 127 city rows — every row in the table |
| Andhra Pradesh | 18 September 2021 | 73 | 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 | 18 September 2021 | 60 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 18 September 2021 | 60 | AQI bulletin p.4–8, Index Value column: mean of 4 city rows placed in Bihar — Gaya (p.4), Hajipur (p.4), Muzaffarpur (p.8), Patna (p.8) |
| Chandigarh | 18 September 2021 | 62 | 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, 18 September 2021 (127 cities) (published 18 Sept 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 f076faabaf35f3ebe48ac0a06a16873b3c7c393e611cb4b6abd0bd98978a1bc0. https://indiahealthobservatory.com/sources/cpcb/releases/1880
| Delhi | 18 September 2021 | 69 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 18 September 2021 | 77 | AQI bulletin p.1–11, 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.11) |
| Haryana | 18 September 2021 | 61 | AQI bulletin p.1–11, Index Value column: mean of 23 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.2), Ballabgarh (p.2), Bhiwani (p.2), Charkhi Dadri (p.2), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.5), Jind (p.5), Kaithal (p.5), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.7), Manesar (p.7), Palwal (p.8), Panchkula (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.10), Sonipat (p.10), Yamunanagar (p.11) |
| Jammu and Kashmir | 18 September 2021 | 289 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 18 September 2021 | 52 | 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), Gadag (p.3), Kolar (p.6), Koppal (p.6), Medikeri (p.7), Raichur (p.9), Ramanagara (p.9), Shivamogga (p.9), Vijayapura (p.11), Yadgir (p.11) |
| Kerala | 18 September 2021 | 60 | AQI bulletin p.3–10, Index Value column: mean of 8 city rows placed in Kerala — Eloor (p.3), Ernakulam (p.3), Kannur (p.5), Kochi (p.6), Kollam (p.6), Kozhikode (p.6), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 18 September 2021 | 44 | AQI bulletin p.2–10, Index Value column: mean of 14 city rows placed in Madhya Pradesh — Bhopal (p.2), Dewas (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.10), Ujjain (p.10) |
| Maharashtra | 18 September 2021 | 62 | AQI bulletin p.2–9, Index Value column: mean of 6 city rows placed in Maharashtra — Chandrapur (p.2), Kalyan (p.5), Mumbai (p.7), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9) |
| Nagaland | 18 September 2021 | 43 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Puducherry | 18 September 2021 | 63 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 18 September 2021 | 63 | AQI bulletin p.1–9, Index Value column: mean of 7 city rows placed in Punjab — Amritsar (p.1), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.7), Mandi Gobindgarh (p.7), Patiala (p.8), Rupnagar (p.9) |
| Rajasthan | 18 September 2021 | 57 | 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 | 18 September 2021 | 66 | 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 | 18 September 2021 | 63 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 18 September 2021 | 23 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 18 September 2021 | 44 | AQI bulletin p.1–11, Index Value column: mean of 16 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Firozabad (p.3), Ghaziabad (p.4), Gorakhpur (p.4), Greater Noida (p.4), Hapur (p.4), Kanpur (p.6), Lucknow (p.7), Meerut (p.7), Moradabad (p.7), Noida (p.8), Prayagraj (p.9), Varanasi (p.11), Vrindavan (p.11) |
| West Bengal | 18 September 2021 | 51 | AQI bulletin p.1–10, 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.10) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 18 September 2021 | 127 | AQI bulletin p.1–11: count of all 127 city rows — every row in the table |
| Andhra Pradesh | 18 September 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 | 18 September 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 18 September 2021 | 4 | AQI bulletin p.4–8: count of 4 city rows placed in Bihar — Gaya (p.4), Hajipur (p.4), Muzaffarpur (p.8), Patna (p.8) |
| Chandigarh | 18 September 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 18 September 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 18 September 2021 | 6 | AQI bulletin p.1–11: 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.11) |
| Haryana | 18 September 2021 | 23 | AQI bulletin p.1–11: count of 23 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.2), Ballabgarh (p.2), Bhiwani (p.2), Charkhi Dadri (p.2), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.5), Jind (p.5), Kaithal (p.5), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.7), Manesar (p.7), Palwal (p.8), Panchkula (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.10), Sonipat (p.10), Yamunanagar (p.11) |
| Jammu and Kashmir | 18 September 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 18 September 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), Gadag (p.3), Kolar (p.6), Koppal (p.6), Medikeri (p.7), Raichur (p.9), Ramanagara (p.9), Shivamogga (p.9), Vijayapura (p.11), Yadgir (p.11) |
| Kerala | 18 September 2021 | 8 | AQI bulletin p.3–10: count of 8 city rows placed in Kerala — Eloor (p.3), Ernakulam (p.3), Kannur (p.5), Kochi (p.6), Kollam (p.6), Kozhikode (p.6), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 18 September 2021 | 14 | AQI bulletin p.2–10: count of 14 city rows placed in Madhya Pradesh — Bhopal (p.2), Dewas (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.10), Ujjain (p.10) |
| Maharashtra | 18 September 2021 | 6 | AQI bulletin p.2–9: count of 6 city rows placed in Maharashtra — Chandrapur (p.2), Kalyan (p.5), Mumbai (p.7), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9) |
| Nagaland | 18 September 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Puducherry | 18 September 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 18 September 2021 | 7 | AQI bulletin p.1–9: count of 7 city rows placed in Punjab — Amritsar (p.1), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.7), Mandi Gobindgarh (p.7), Patiala (p.8), Rupnagar (p.9) |
| Rajasthan | 18 September 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 | 18 September 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 | 18 September 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 18 September 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 18 September 2021 | 16 | AQI bulletin p.1–11: count of 16 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Firozabad (p.3), Ghaziabad (p.4), Gorakhpur (p.4), Greater Noida (p.4), Hapur (p.4), Kanpur (p.6), Lucknow (p.7), Meerut (p.7), Moradabad (p.7), Noida (p.8), Prayagraj (p.9), Varanasi (p.11), Vrindavan (p.11) |
| West Bengal | 18 September 2021 | 5 | AQI bulletin p.1–10: count of 5 city rows placed in West Bengal — Asansol (p.1), Haldia (p.4), Howrah (p.5), Kolkata (p.6), Siliguri (p.10) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 18 September 2021 | 1% | AQI bulletin p.1–11, Index Value column: 1 of all 127 city rows at 201 or more — Srinagar 289 (p.10) |
| Andhra Pradesh | 18 September 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 4 city rows placed in Andhra Pradesh at 201 or more (highest 115) |
| Assam | 18 September 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Assam at 201 or more (highest 60) |
| Bihar | 18 September 2021 | 0% | AQI bulletin p.4–8, Index Value column: none of 4 city rows placed in Bihar at 201 or more (highest 68) |
| Chandigarh | 18 September 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 62) |
| Delhi | 18 September 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Delhi at 201 or more (highest 69) |
| Gujarat | 18 September 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 6 city rows placed in Gujarat at 201 or more (highest 155) |
| Haryana | 18 September 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 23 city rows placed in Haryana at 201 or more (highest 103) |
| Jammu and Kashmir | 18 September 2021 | 100% | AQI bulletin p.10, Index Value column: 1 of 1 city row placed in Jammu and Kashmir at 201 or more — Srinagar 289 (p.10) |
| Karnataka | 18 September 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 14 city rows placed in Karnataka at 201 or more (highest 88) |
| Kerala | 18 September 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 8 city rows placed in Kerala at 201 or more (highest 91) |
| Madhya Pradesh | 18 September 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 14 city rows placed in Madhya Pradesh at 201 or more (highest 71) |
| Maharashtra | 18 September 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 7 city rows placed in Maharashtra at 201 or more (highest 80) |
| Nagaland | 18 September 2021 | 0% | AQI bulletin p.6, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 43) |
| Puducherry | 18 September 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 63) |
| Punjab | 18 September 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 7 city rows placed in Punjab at 201 or more (highest 104) |
| Rajasthan | 18 September 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 8 city rows placed in Rajasthan at 201 or more (highest 78) |
| Tamil Nadu | 18 September 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 3 city rows placed in Tamil Nadu at 201 or more (highest 73) |
| Telangana | 18 September 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 63) |
| Tripura | 18 September 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Tripura at 201 or more (highest 23) |
| Uttar Pradesh | 18 September 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 16 city rows placed in Uttar Pradesh at 201 or more (highest 68) |
| West Bengal | 18 September 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 5 city rows placed in West Bengal at 201 or more (highest 73) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 18 September 2021 | 289 | AQI bulletin p.1–11, Index Value column: highest of all 127 city rows — Srinagar, S.No 113 (p.10), Poor |
| Andhra Pradesh | 18 September 2021 | 115 | AQI bulletin p.1–11, Index Value column: highest of 4 city rows placed in Andhra Pradesh — Visakhapatnam, S.No 124 (p.11), Moderate |
| Assam | 18 September 2021 | 60 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 44 (p.4), Satisfactory |
| Bihar | 18 September 2021 | 68 | AQI bulletin p.4–8, Index Value column: highest of 4 city rows placed in Bihar — Gaya, S.No 38 (p.4), Satisfactory |
| Chandigarh | 18 September 2021 | 62 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 22 (p.2), Satisfactory |
| Delhi | 18 September 2021 | 69 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 28 (p.3), Satisfactory |
| Gujarat | 18 September 2021 | 155 | AQI bulletin p.1–11, Index Value column: highest of 6 city rows placed in Gujarat — Nandesari, S.No 86 (p.8), Moderate |
| Haryana | 18 September 2021 | 103 | AQI bulletin p.1–11, Index Value column: highest of 23 city rows placed in Haryana — Yamunanagar, S.No 127 (p.11), Moderate |
| Jammu and Kashmir | 18 September 2021 | 289 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Jammu and Kashmir — Srinagar, S.No 113 (p.10), Poor |
| Karnataka | 18 September 2021 | 88 | AQI bulletin p.1–11, Index Value column: highest of 14 city rows placed in Karnataka — Kolar, S.No 67 (p.6), Satisfactory |
| Kerala | 18 September 2021 | 91 | AQI bulletin p.3–10, Index Value column: highest of 8 city rows placed in Kerala — Kollam, S.No 69 (p.6), Satisfactory |
| Madhya Pradesh | 18 September 2021 | 71 | AQI bulletin p.2–10, Index Value column: highest of 14 city rows placed in Madhya Pradesh — Jabalpur, S.No 53 (p.5), Satisfactory |
| Maharashtra | 18 September 2021 | 80 | AQI bulletin p.1–9, Index Value column: highest of 7 city rows placed in Maharashtra — Navi Mumbai, S.No 88 (p.8), Satisfactory |
| Nagaland | 18 September 2021 | 43 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 66 (p.6), Good |
| Puducherry | 18 September 2021 | 63 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 98 (p.9), Satisfactory |
| Punjab | 18 September 2021 | 104 | AQI bulletin p.1–9, Index Value column: highest of 7 city rows placed in Punjab — Mandi Gobindgarh, S.No 77 (p.7), Moderate |
| Rajasthan | 18 September 2021 | 78 | AQI bulletin p.1–10, Index Value column: highest of 8 city rows placed in Rajasthan — Bhiwadi, S.No 17 (p.2), Satisfactory |
| Tamil Nadu | 18 September 2021 | 73 | AQI bulletin p.3–10, Index Value column: highest of 3 city rows placed in Tamil Nadu — Gummidipoondi, S.No 42 (p.4), Satisfactory |
| Telangana | 18 September 2021 | 63 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 51 (p.5), Satisfactory |
| Tripura | 18 September 2021 | 23 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Good |
| Uttar Pradesh | 18 September 2021 | 68 | AQI bulletin p.1–11, Index Value column: highest of 16 city rows placed in Uttar Pradesh — Meerut, S.No 82 (p.7), Satisfactory, Moradabad, S.No 83 (p.7), Satisfactory |
| West Bengal | 18 September 2021 | 73 | AQI bulletin p.1–10, Index Value column: highest of 5 city rows placed in West Bengal — Asansol, S.No 10 (p.1), Satisfactory |