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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 | 4 August 2021 | 56 | AQI bulletin p.1–12, Index Value column: mean of all 141 city rows — every row in the table |
| Andhra Pradesh | 4 August 2021 | 56 | AQI bulletin p.1–12, Index Value column: mean of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.10), Tirupati (p.11), Visakhapatnam (p.12) |
| Assam | 4 August 2021 | 52 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 4 August 2021 | 56 | AQI bulletin p.2–9, Index Value column: mean of 6 city rows placed in Bihar — Bettiah (p.2), Gaya (p.4), Hajipur (p.5), Motihari (p.8), Muzaffarpur (p.8), Patna (p.9) |
| Chandigarh | 4 August 2021 | 44 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Chandigarh — Chandigarh (p.3) |
Central Pollution Control Board, Ministry of Environment, Forest and Climate Change. CPCB National Air Quality Index bulletin, 4 August 2021 (141 cities) (published 4 Aug 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 47342ac20f1ad95c50c6147eed54a978981e187eecdbee87a599fce0c94b3681. https://indiahealthobservatory.com/sources/cpcb/releases/1925
| Delhi | 4 August 2021 | 69 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 4 August 2021 | 75 | AQI bulletin p.1–12, 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.12), Vatva (p.12) |
| Haryana | 4 August 2021 | 72 | AQI bulletin p.1–12, 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.3), Dharuhera (p.3), Faridabad (p.4), Gurugram (p.4), Hisar (p.5), Jind (p.6), Kaithal (p.6), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.8), Manesar (p.8), Narnaul (p.8), Palwal (p.9), Panchkula (p.9), Panipat (p.9), Rohtak (p.10), Sirsa (p.11), Sonipat (p.11), Yamunanagar (p.12) |
| Jammu and Kashmir | 4 August 2021 | 72 | AQI bulletin p.11, Index Value column: mean of 1 city row placed in Jammu and Kashmir — Srinagar (p.11) |
| Karnataka | 4 August 2021 | 41 | AQI bulletin p.1–12, Index Value column: mean of 19 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Bidar (p.2), Chamarajanagar (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Gadag (p.4), Hassan (p.5), Hubballi (p.5), Kalaburgi (p.6), Kolar (p.7), Koppal (p.7), Medikeri (p.8), Mysuru (p.8), Raichur (p.10), Ramanagara (p.10), Shivamogga (p.10), Vijayapura (p.12), Yadgir (p.12) |
| Kerala | 4 August 2021 | 58 | AQI bulletin p.3–11, Index Value column: mean of 8 city rows placed in Kerala — Eloor (p.3), Ernakulam (p.4), Kannur (p.6), Kochi (p.6), Kollam (p.7), Kozhikode (p.7), Thiruvananthapuram (p.11), Thrissur (p.11) |
| Madhya Pradesh | 4 August 2021 | 48 | AQI bulletin p.2–12, Index Value column: mean of 15 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.7), Mandideep (p.7), Pithampur (p.9), Ratlam (p.10), Sagar (p.10), Satna (p.10), Singrauli (p.11), Ujjain (p.12) |
| Maharashtra | 4 August 2021 | 49 | AQI bulletin p.3–11, Index Value column: mean of 9 city rows placed in Maharashtra — Chandrapur (p.3), Kalyan (p.6), Mumbai (p.8), Nagpur (p.8), Nashik (p.9), Navi Mumbai (p.9), Pune (p.10), Solapur (p.11), Thane (p.11) |
| Meghalaya | 4 August 2021 | 13 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Meghalaya — Shillong (p.10) |
| Nagaland | 4 August 2021 | 35 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 4 August 2021 | 74 | AQI bulletin p.2–11, Index Value column: mean of 2 city rows placed in Odisha — Brajrajnagar (p.2), Talcher (p.11) |
| Puducherry | 4 August 2021 | 41 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 4 August 2021 | 50 | AQI bulletin p.1–10, Index Value column: mean of 8 city rows placed in Punjab — Amritsar (p.1), Bathinda (p.2), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.7), Mandi Gobindgarh (p.7), Patiala (p.9), Rupnagar (p.10) |
| Rajasthan | 4 August 2021 | 77 | AQI bulletin p.1–11, 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.9), Udaipur (p.11) |
| Tamil Nadu | 4 August 2021 | 48 | AQI bulletin p.3–11, Index Value column: mean of 2 city rows placed in Tamil Nadu — Chennai (p.3), Thoothukudi (p.11) |
| Telangana | 4 August 2021 | 44 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 4 August 2021 | 25 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 4 August 2021 | 49 | AQI bulletin p.1–12, Index Value column: mean of 16 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.8), Muzaffarnagar (p.8), Noida (p.9), Prayagraj (p.9), Varanasi (p.12), Vrindavan (p.12) |
| West Bengal | 4 August 2021 | 65 | AQI bulletin p.1–10, Index Value column: mean of 5 city rows placed in West Bengal — Asansol (p.1), Haldia (p.5), Howrah (p.5), Kolkata (p.7), Siliguri (p.10) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 4 August 2021 | 141 | AQI bulletin p.1–12: count of all 141 city rows — every row in the table |
| Andhra Pradesh | 4 August 2021 | 4 | AQI bulletin p.1–12: count of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.10), Tirupati (p.11), Visakhapatnam (p.12) |
| Assam | 4 August 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 4 August 2021 | 6 | AQI bulletin p.2–9: count of 6 city rows placed in Bihar — Bettiah (p.2), Gaya (p.4), Hajipur (p.5), Motihari (p.8), Muzaffarpur (p.8), Patna (p.9) |
| Chandigarh | 4 August 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Chandigarh — Chandigarh (p.3) |
| Delhi | 4 August 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 4 August 2021 | 6 | AQI bulletin p.1–12: count of 6 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Gandhinagar (p.4), Nandesari (p.8), Vapi (p.12), Vatva (p.12) |
| Haryana | 4 August 2021 | 23 | AQI bulletin p.1–12: count of 23 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.2), Ballabgarh (p.2), Bhiwani (p.2), Charkhi Dadri (p.3), Dharuhera (p.3), Faridabad (p.4), Gurugram (p.4), Hisar (p.5), Jind (p.6), Kaithal (p.6), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.8), Manesar (p.8), Narnaul (p.8), Palwal (p.9), Panchkula (p.9), Panipat (p.9), Rohtak (p.10), Sirsa (p.11), Sonipat (p.11), Yamunanagar (p.12) |
| Jammu and Kashmir | 4 August 2021 | 1 | AQI bulletin p.11: count of 1 city row placed in Jammu and Kashmir — Srinagar (p.11) |
| Karnataka | 4 August 2021 | 19 | AQI bulletin p.1–12: count of 19 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Bidar (p.2), Chamarajanagar (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Gadag (p.4), Hassan (p.5), Hubballi (p.5), Kalaburgi (p.6), Kolar (p.7), Koppal (p.7), Medikeri (p.8), Mysuru (p.8), Raichur (p.10), Ramanagara (p.10), Shivamogga (p.10), Vijayapura (p.12), Yadgir (p.12) |
| Kerala | 4 August 2021 | 8 | AQI bulletin p.3–11: count of 8 city rows placed in Kerala — Eloor (p.3), Ernakulam (p.4), Kannur (p.6), Kochi (p.6), Kollam (p.7), Kozhikode (p.7), Thiruvananthapuram (p.11), Thrissur (p.11) |
| Madhya Pradesh | 4 August 2021 | 15 | AQI bulletin p.2–12: count of 15 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.7), Mandideep (p.7), Pithampur (p.9), Ratlam (p.10), Sagar (p.10), Satna (p.10), Singrauli (p.11), Ujjain (p.12) |
| Maharashtra | 4 August 2021 | 9 | AQI bulletin p.3–11: count of 9 city rows placed in Maharashtra — Chandrapur (p.3), Kalyan (p.6), Mumbai (p.8), Nagpur (p.8), Nashik (p.9), Navi Mumbai (p.9), Pune (p.10), Solapur (p.11), Thane (p.11) |
| Meghalaya | 4 August 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Meghalaya — Shillong (p.10) |
| Nagaland | 4 August 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 4 August 2021 | 2 | AQI bulletin p.2–11: count of 2 city rows placed in Odisha — Brajrajnagar (p.2), Talcher (p.11) |
| Puducherry | 4 August 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 4 August 2021 | 8 | AQI bulletin p.1–10: count of 8 city rows placed in Punjab — Amritsar (p.1), Bathinda (p.2), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.7), Mandi Gobindgarh (p.7), Patiala (p.9), Rupnagar (p.10) |
| Rajasthan | 4 August 2021 | 8 | AQI bulletin p.1–11: 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.9), Udaipur (p.11) |
| Tamil Nadu | 4 August 2021 | 2 | AQI bulletin p.3–11: count of 2 city rows placed in Tamil Nadu — Chennai (p.3), Thoothukudi (p.11) |
| Telangana | 4 August 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 4 August 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 4 August 2021 | 16 | AQI bulletin p.1–12: count of 16 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.8), Muzaffarnagar (p.8), Noida (p.9), Prayagraj (p.9), Varanasi (p.12), Vrindavan (p.12) |
| West Bengal | 4 August 2021 | 5 | AQI bulletin p.1–10: count of 5 city rows placed in West Bengal — Asansol (p.1), Haldia (p.5), Howrah (p.5), Kolkata (p.7), Siliguri (p.10) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 4 August 2021 | 1% | AQI bulletin p.1–12, Index Value column: 2 of all 141 city rows at 201 or more — Narnaul 222 (p.8), Shivamogga 202 (p.10) |
| Andhra Pradesh | 4 August 2021 | 0% | AQI bulletin p.1–12, Index Value column: none of 4 city rows placed in Andhra Pradesh at 201 or more (highest 96) |
| Assam | 4 August 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Assam at 201 or more (highest 52) |
| Bihar | 4 August 2021 | 0% | AQI bulletin p.2–9, Index Value column: none of 6 city rows placed in Bihar at 201 or more (highest 73) |
| Chandigarh | 4 August 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 44) |
| Delhi | 4 August 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Delhi at 201 or more (highest 69) |
| Gujarat | 4 August 2021 | 0% | AQI bulletin p.1–12, Index Value column: none of 6 city rows placed in Gujarat at 201 or more (highest 105) |
| Haryana | 4 August 2021 | 4% | AQI bulletin p.1–12, Index Value column: 1 of 23 city rows placed in Haryana at 201 or more — Narnaul 222 (p.8) |
| Jammu and Kashmir | 4 August 2021 | 0% | AQI bulletin p.11, Index Value column: none of 1 city row placed in Jammu and Kashmir at 201 or more (highest 72) |
| Karnataka | 4 August 2021 | 5% | AQI bulletin p.1–12, Index Value column: 1 of 19 city rows placed in Karnataka at 201 or more — Shivamogga 202 (p.10) |
| Kerala | 4 August 2021 | 0% | AQI bulletin p.3–11, Index Value column: none of 8 city rows placed in Kerala at 201 or more (highest 100) |
| Madhya Pradesh | 4 August 2021 | 0% | AQI bulletin p.2–12, Index Value column: none of 15 city rows placed in Madhya Pradesh at 201 or more (highest 77) |
| Maharashtra | 4 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 10 city rows placed in Maharashtra at 201 or more (highest 78) |
| Meghalaya | 4 August 2021 | 0% | AQI bulletin p.10, Index Value column: none of 1 city row placed in Meghalaya at 201 or more (highest 13) |
| Nagaland | 4 August 2021 | 0% | AQI bulletin p.6, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 35) |
| Odisha | 4 August 2021 | 0% | AQI bulletin p.2–11, Index Value column: none of 2 city rows placed in Odisha at 201 or more (highest 103) |
| Puducherry | 4 August 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 41) |
| Punjab | 4 August 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 8 city rows placed in Punjab at 201 or more (highest 83) |
| Rajasthan | 4 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 8 city rows placed in Rajasthan at 201 or more (highest 108) |
| Tamil Nadu | 4 August 2021 | 0% | AQI bulletin p.3–11, Index Value column: none of 2 city rows placed in Tamil Nadu at 201 or more (highest 53) |
| Telangana | 4 August 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 44) |
| Tripura | 4 August 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Tripura at 201 or more (highest 25) |
| Uttar Pradesh | 4 August 2021 | 0% | AQI bulletin p.1–12, Index Value column: none of 16 city rows placed in Uttar Pradesh at 201 or more (highest 78) |
| West Bengal | 4 August 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 5 city rows placed in West Bengal at 201 or more (highest 95) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 4 August 2021 | 222 | AQI bulletin p.1–12, Index Value column: highest of all 141 city rows — Narnaul, S.No 96 (p.8), Poor |
| Andhra Pradesh | 4 August 2021 | 96 | AQI bulletin p.1–12, Index Value column: highest of 4 city rows placed in Andhra Pradesh — Visakhapatnam, S.No 138 (p.12), Satisfactory |
| Assam | 4 August 2021 | 52 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 47 (p.4), Satisfactory |
| Bihar | 4 August 2021 | 73 | AQI bulletin p.2–9, Index Value column: highest of 6 city rows placed in Bihar — Hajipur, S.No 49 (p.5), Satisfactory |
| Chandigarh | 4 August 2021 | 44 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 26 (p.3), Good |
| Delhi | 4 August 2021 | 69 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 33 (p.3), Satisfactory |
| Gujarat | 4 August 2021 | 105 | AQI bulletin p.1–12, Index Value column: highest of 6 city rows placed in Gujarat — Vatva, S.No 136 (p.12), Moderate |
| Haryana | 4 August 2021 | 222 | AQI bulletin p.1–12, Index Value column: highest of 23 city rows placed in Haryana — Narnaul, S.No 96 (p.8), Poor |
| Jammu and Kashmir | 4 August 2021 | 72 | AQI bulletin p.11, Index Value column: highest of 1 city row placed in Jammu and Kashmir — Srinagar, S.No 125 (p.11), Satisfactory |
| Karnataka | 4 August 2021 | 202 | AQI bulletin p.1–12, Index Value column: highest of 19 city rows placed in Karnataka — Shivamogga, S.No 119 (p.10), Poor |
| Kerala | 4 August 2021 | 100 | AQI bulletin p.3–11, Index Value column: highest of 8 city rows placed in Kerala — Kollam, S.No 75 (p.7), Satisfactory |
| Madhya Pradesh | 4 August 2021 | 77 | AQI bulletin p.2–12, Index Value column: highest of 15 city rows placed in Madhya Pradesh — Ujjain, S.No 133 (p.12), Satisfactory |
| Maharashtra | 4 August 2021 | 78 | AQI bulletin p.1–11, Index Value column: highest of 10 city rows placed in Maharashtra — Thane, S.No 127 (p.11), Satisfactory |
| Meghalaya | 4 August 2021 | 13 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Meghalaya — Shillong, S.No 118 (p.10), Good |
| Nagaland | 4 August 2021 | 35 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 72 (p.6), Good |
| Odisha | 4 August 2021 | 103 | AQI bulletin p.2–11, Index Value column: highest of 2 city rows placed in Odisha — Talcher, S.No 126 (p.11), Moderate |
| Puducherry | 4 August 2021 | 41 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 108 (p.9), Good |
| Punjab | 4 August 2021 | 83 | AQI bulletin p.1–10, Index Value column: highest of 8 city rows placed in Punjab — Rupnagar, S.No 115 (p.10), Satisfactory |
| Rajasthan | 4 August 2021 | 108 | AQI bulletin p.1–11, Index Value column: highest of 8 city rows placed in Rajasthan — Jodhpur, S.No 62 (p.6), Moderate |
| Tamil Nadu | 4 August 2021 | 53 | AQI bulletin p.3–11, Index Value column: highest of 2 city rows placed in Tamil Nadu — Chennai, S.No 29 (p.3), Satisfactory |
| Telangana | 4 August 2021 | 44 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 56 (p.5), Good |
| Tripura | 4 August 2021 | 25 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Good |
| Uttar Pradesh | 4 August 2021 | 78 | AQI bulletin p.1–12, Index Value column: highest of 16 city rows placed in Uttar Pradesh — Muzaffarnagar, S.No 91 (p.8), Satisfactory |
| West Bengal | 4 August 2021 | 95 | AQI bulletin p.1–10, Index Value column: highest of 5 city rows placed in West Bengal — Kolkata, S.No 74 (p.7), Satisfactory |