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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 | 31 August 2021 | 53 | AQI bulletin p.1–11, Index Value column: mean of all 125 city rows — every row in the table |
| Andhra Pradesh | 31 August 2021 | 35 | 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 | 31 August 2021 | 56 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 31 August 2021 | 54 | AQI bulletin p.4–8, Index Value column: mean of 3 city rows placed in Bihar — Gaya (p.4), Muzaffarpur (p.8), Patna (p.8) |
| Chandigarh | 31 August 2021 | 61 | 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, 31 August 2021 (125 cities) (published 31 Aug 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 9189dc534ba9cb0cbae84da2dffd0bca27701e6fe891c3b69400db767b9a3376. https://indiahealthobservatory.com/sources/cpcb/releases/1898
| Delhi |
| 31 August 2021 |
| 73 |
| AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 31 August 2021 | 60 | AQI bulletin p.1–11, Index Value column: mean of 5 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Gandhinagar (p.4), Vapi (p.10), Vatva (p.11) |
| Haryana | 31 August 2021 | 59 | 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), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.4), Gurugram (p.4), Hisar (p.5), Jind (p.5), Kaithal (p.6), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.7), Narnaul (p.8), Palwal (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.10), Sonipat (p.10), Yamunanagar (p.11) |
| Jammu and Kashmir | 31 August 2021 | 83 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 31 August 2021 | 55 | AQI bulletin p.2–11, Index Value column: mean of 16 city rows placed in Karnataka — Bagalkot (p.2), Bengaluru (p.2), Bidar (p.2), Chamarajanagar (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Gadag (p.4), Hassan (p.5), Hubballi (p.5), Kalaburgi (p.6), Koppal (p.7), Medikeri (p.7), Ramanagara (p.9), Udupi (p.10), Yadgir (p.11) |
| Kerala | 31 August 2021 | 65 | AQI bulletin p.3–10, Index Value column: mean of 6 city rows placed in Kerala — Eloor (p.3), Kannur (p.6), Kochi (p.6), Kollam (p.6), Kozhikode (p.7), Thiruvananthapuram (p.10) |
| Madhya Pradesh | 31 August 2021 | 51 | 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), Mandideep (p.7), Pithampur (p.9), Ratlam (p.9), Sagar (p.9), Satna (p.9), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 31 August 2021 | 51 | AQI bulletin p.3–9, Index Value column: mean of 5 city rows placed in Maharashtra — Chandrapur (p.3), Mumbai (p.8), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9) |
| Mizoram | 31 August 2021 | 21 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 31 August 2021 | 40 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 31 August 2021 | 19 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Odisha — Talcher (p.10) |
| Puducherry | 31 August 2021 | 48 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 31 August 2021 | 51 | 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.7), Mandi Gobindgarh (p.7), Patiala (p.8) |
| Rajasthan | 31 August 2021 | 68 | 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.6), Kota (p.7), Pali (p.8), Udaipur (p.10) |
| Tamil Nadu | 31 August 2021 | 80 | 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 | 31 August 2021 | 39 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 31 August 2021 | 28 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 31 August 2021 | 45 | AQI bulletin p.1–11, Index Value column: mean of 17 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Firozabad (p.4), Ghaziabad (p.4), Gorakhpur (p.4), Greater Noida (p.4), Hapur (p.5), Kanpur (p.6), Lucknow (p.7), Meerut (p.7), Moradabad (p.7), Muzaffarnagar (p.8), Noida (p.8), Prayagraj (p.9), Varanasi (p.10), Vrindavan (p.11) |
| West Bengal | 31 August 2021 | 39 | 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.5), Howrah (p.5), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 31 August 2021 | 125 | AQI bulletin p.1–11: count of all 125 city rows — every row in the table |
| Andhra Pradesh | 31 August 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 | 31 August 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 31 August 2021 | 3 | AQI bulletin p.4–8: count of 3 city rows placed in Bihar — Gaya (p.4), Muzaffarpur (p.8), Patna (p.8) |
| Chandigarh | 31 August 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 31 August 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 31 August 2021 | 5 | AQI bulletin p.1–11: count of 5 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Gandhinagar (p.4), Vapi (p.10), Vatva (p.11) |
| Haryana | 31 August 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), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.4), Gurugram (p.4), Hisar (p.5), Jind (p.5), Kaithal (p.6), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.7), Narnaul (p.8), Palwal (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.10), Sonipat (p.10), Yamunanagar (p.11) |
| Jammu and Kashmir | 31 August 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 31 August 2021 | 16 | AQI bulletin p.2–11: count of 16 city rows placed in Karnataka — Bagalkot (p.2), Bengaluru (p.2), Bidar (p.2), Chamarajanagar (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Gadag (p.4), Hassan (p.5), Hubballi (p.5), Kalaburgi (p.6), Koppal (p.7), Medikeri (p.7), Ramanagara (p.9), Udupi (p.10), Yadgir (p.11) |
| Kerala | 31 August 2021 | 6 | AQI bulletin p.3–10: count of 6 city rows placed in Kerala — Eloor (p.3), Kannur (p.6), Kochi (p.6), Kollam (p.6), Kozhikode (p.7), Thiruvananthapuram (p.10) |
| Madhya Pradesh | 31 August 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), Mandideep (p.7), Pithampur (p.9), Ratlam (p.9), Sagar (p.9), Satna (p.9), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 31 August 2021 | 5 | AQI bulletin p.3–9: count of 5 city rows placed in Maharashtra — Chandrapur (p.3), Mumbai (p.8), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9) |
| Mizoram | 31 August 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 31 August 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 31 August 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Odisha — Talcher (p.10) |
| Puducherry | 31 August 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 31 August 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.7), Mandi Gobindgarh (p.7), Patiala (p.8) |
| Rajasthan | 31 August 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.6), Kota (p.7), Pali (p.8), Udaipur (p.10) |
| Tamil Nadu | 31 August 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 | 31 August 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 31 August 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 31 August 2021 | 17 | AQI bulletin p.1–11: count of 17 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Firozabad (p.4), Ghaziabad (p.4), Gorakhpur (p.4), Greater Noida (p.4), Hapur (p.5), Kanpur (p.6), Lucknow (p.7), Meerut (p.7), Moradabad (p.7), Muzaffarnagar (p.8), Noida (p.8), Prayagraj (p.9), Varanasi (p.10), Vrindavan (p.11) |
| West Bengal | 31 August 2021 | 6 | AQI bulletin p.1–9: count of 6 city rows placed in West Bengal — Asansol (p.1), Durgapur (p.3), Haldia (p.5), Howrah (p.5), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 31 August 2021 | 1% | AQI bulletin p.1–11, Index Value column: 1 of all 125 city rows at 201 or more — Udupi 206 (p.10) |
| Andhra Pradesh | 31 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 4 city rows placed in Andhra Pradesh at 201 or more (highest 44) |
| Assam | 31 August 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Assam at 201 or more (highest 56) |
| Bihar | 31 August 2021 | 0% | AQI bulletin p.4–8, Index Value column: none of 3 city rows placed in Bihar at 201 or more (highest 68) |
| Chandigarh | 31 August 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 61) |
| Delhi | 31 August 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Delhi at 201 or more (highest 73) |
| Gujarat | 31 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 5 city rows placed in Gujarat at 201 or more (highest 85) |
| Haryana | 31 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 21 city rows placed in Haryana at 201 or more (highest 114) |
| Jammu and Kashmir | 31 August 2021 | 0% | AQI bulletin p.10, Index Value column: none of 1 city row placed in Jammu and Kashmir at 201 or more (highest 83) |
| Karnataka | 31 August 2021 | 6% | AQI bulletin p.2–11, Index Value column: 1 of 16 city rows placed in Karnataka at 201 or more — Udupi 206 (p.10) |
| Kerala | 31 August 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 6 city rows placed in Kerala at 201 or more (highest 99) |
| Madhya Pradesh | 31 August 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 14 city rows placed in Madhya Pradesh at 201 or more (highest 154) |
| Maharashtra | 31 August 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 6 city rows placed in Maharashtra at 201 or more (highest 66) |
| Mizoram | 31 August 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 21) |
| Nagaland | 31 August 2021 | 0% | AQI bulletin p.6, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 40) |
| Odisha | 31 August 2021 | 0% | AQI bulletin p.10, Index Value column: none of 1 city row placed in Odisha at 201 or more (highest 19) |
| Puducherry | 31 August 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 48) |
| Punjab | 31 August 2021 | 0% | AQI bulletin p.1–8, Index Value column: none of 6 city rows placed in Punjab at 201 or more (highest 73) |
| Rajasthan | 31 August 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 8 city rows placed in Rajasthan at 201 or more (highest 104) |
| Tamil Nadu | 31 August 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 3 city rows placed in Tamil Nadu at 201 or more (highest 101) |
| Telangana | 31 August 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 39) |
| Tripura | 31 August 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Tripura at 201 or more (highest 28) |
| Uttar Pradesh | 31 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 17 city rows placed in Uttar Pradesh at 201 or more (highest 72) |
| West Bengal | 31 August 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 6 city rows placed in West Bengal at 201 or more (highest 45) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 31 August 2021 | 206 | AQI bulletin p.1–11, Index Value column: highest of all 125 city rows — Udupi, S.No 117 (p.10), Poor |
| Andhra Pradesh | 31 August 2021 | 44 | AQI bulletin p.1–11, Index Value column: highest of 4 city rows placed in Andhra Pradesh — Tirupati, S.No 115 (p.10), Good |
| Assam | 31 August 2021 | 56 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 47 (p.4), Satisfactory |
| Bihar | 31 August 2021 | 68 | AQI bulletin p.4–8, Index Value column: highest of 3 city rows placed in Bihar — Gaya, S.No 41 (p.4), Satisfactory |
| Chandigarh | 31 August 2021 | 61 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 24 (p.2), Satisfactory |
| Delhi | 31 August 2021 | 73 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 31 (p.3), Satisfactory |
| Gujarat | 31 August 2021 | 85 | AQI bulletin p.1–11, Index Value column: highest of 5 city rows placed in Gujarat — Ankleshwar, S.No 10 (p.1), Satisfactory |
| Haryana | 31 August 2021 | 114 | AQI bulletin p.1–11, Index Value column: highest of 21 city rows placed in Haryana — Yamunanagar, S.No 125 (p.11), Moderate |
| Jammu and Kashmir | 31 August 2021 | 83 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Jammu and Kashmir — Srinagar, S.No 111 (p.10), Satisfactory |
| Karnataka | 31 August 2021 | 206 | AQI bulletin p.2–11, Index Value column: highest of 16 city rows placed in Karnataka — Udupi, S.No 117 (p.10), Poor |
| Kerala | 31 August 2021 | 99 | AQI bulletin p.3–10, Index Value column: highest of 6 city rows placed in Kerala — Kollam, S.No 72 (p.6), Satisfactory |
| Madhya Pradesh | 31 August 2021 | 154 | AQI bulletin p.2–10, Index Value column: highest of 14 city rows placed in Madhya Pradesh — Pithampur, S.No 97 (p.9), Moderate |
| Maharashtra | 31 August 2021 | 66 | AQI bulletin p.1–9, Index Value column: highest of 6 city rows placed in Maharashtra — Pune, S.No 100 (p.9), Satisfactory |
| Mizoram | 31 August 2021 | 21 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 4 (p.1), Good |
| Nagaland | 31 August 2021 | 40 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 70 (p.6), Good |
| Odisha | 31 August 2021 | 19 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Odisha — Talcher, S.No 112 (p.10), Good |
| Puducherry | 31 August 2021 | 48 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 99 (p.9), Good |
| Punjab | 31 August 2021 | 73 | AQI bulletin p.1–8, Index Value column: highest of 6 city rows placed in Punjab — Ludhiana, S.No 78 (p.7), Satisfactory |
| Rajasthan | 31 August 2021 | 104 | AQI bulletin p.1–10, Index Value column: highest of 8 city rows placed in Rajasthan — Jodhpur, S.No 61 (p.6), Moderate |
| Tamil Nadu | 31 August 2021 | 101 | AQI bulletin p.3–10, Index Value column: highest of 3 city rows placed in Tamil Nadu — Gummidipoondi, S.No 45 (p.4), Moderate |
| Telangana | 31 August 2021 | 39 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 55 (p.5), Good |
| Tripura | 31 August 2021 | 28 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Good |
| Uttar Pradesh | 31 August 2021 | 72 | AQI bulletin p.1–11, Index Value column: highest of 17 city rows placed in Uttar Pradesh — Meerut, S.No 83 (p.7), Satisfactory |
| West Bengal | 31 August 2021 | 45 | AQI bulletin p.1–9, Index Value column: highest of 6 city rows placed in West Bengal — Asansol, S.No 11 (p.1), Good, Siliguri, S.No 107 (p.9), Good |