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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 August 2021 | 77 | AQI bulletin p.1–11, Index Value column: mean of all 128 city rows — every row in the table |
| Andhra Pradesh | 18 August 2021 | 29 | AQI bulletin p.1–10, Index Value column: mean of 3 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.9), Tirupati (p.10) |
| Arunachal Pradesh | 18 August 2021 | 37 | AQI bulletin p.8, Index Value column: mean of 1 city row placed in Arunachal Pradesh — Naharlagun (p.8) |
| Assam | 18 August 2021 | 55 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 18 August 2021 | 73 | AQI bulletin p.4–8, Index Value column: mean of 4 city rows placed in Bihar — Gaya (p.4), Hajipur (p.4), Muzaffarpur (p.7), Patna (p.8) |
Central Pollution Control Board, Ministry of Environment, Forest and Climate Change. CPCB National Air Quality Index bulletin, 18 August 2021 (128 cities) (published 18 Aug 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 ffdd0b9d61b6f46a7788148dc762a4caa080aaa9a645b6a6b4295ad68dd9a50f. https://indiahealthobservatory.com/sources/cpcb/releases/1911
| Chandigarh | 18 August 2021 | 126 | AQI bulletin p.2, Index Value column: mean of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 18 August 2021 | 152 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 18 August 2021 | 68 | AQI bulletin p.1–11, Index Value column: mean of 4 city rows placed in Gujarat — Ahmedabad (p.1), Gandhinagar (p.4), Vapi (p.11), Vatva (p.11) |
| Haryana | 18 August 2021 | 120 | 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.3), Gurugram (p.4), Hisar (p.5), Jind (p.5), Kaithal (p.5), Karnal (p.6), Kurukshetra (p.7), Mandikhera (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 | 18 August 2021 | 97 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 18 August 2021 | 44 | AQI bulletin p.1–11, Index Value column: mean of 18 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Gadag (p.3), Hassan (p.4), Hubballi (p.5), Kalaburgi (p.5), Kolar (p.6), Koppal (p.6), Medikeri (p.7), Mysuru (p.7), Raichur (p.9), Ramanagara (p.9), Shivamogga (p.9), Udupi (p.11), Vijayapura (p.11) |
| Kerala | 18 August 2021 | 49 | AQI bulletin p.3–10, Index Value column: mean of 6 city rows placed in Kerala — Ernakulam (p.3), Kannur (p.6), Kochi (p.6), Kozhikode (p.6), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 18 August 2021 | 56 | AQI bulletin p.2–11, 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.8), Ratlam (p.9), Sagar (p.9), Satna (p.9), Singrauli (p.10), Ujjain (p.11) |
| Maharashtra | 18 August 2021 | 49 | AQI bulletin p.2–10, Index Value column: mean of 7 city rows placed in Maharashtra — Chandrapur (p.2), Mumbai (p.7), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Solapur (p.10), Thane (p.10) |
| Mizoram | 18 August 2021 | 18 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 18 August 2021 | 35 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 18 August 2021 | 97 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Odisha — Talcher (p.10) |
| Puducherry | 18 August 2021 | 51 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 18 August 2021 | 89 | AQI bulletin p.1–9, 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.8), Rupnagar (p.9) |
| Rajasthan | 18 August 2021 | 107 | 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 August 2021 | 58 | AQI bulletin p.2–10, Index Value column: mean of 2 city rows placed in Tamil Nadu — Chennai (p.2), Thoothukudi (p.10) |
| Telangana | 18 August 2021 | 45 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 18 August 2021 | 23 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 18 August 2021 | 121 | AQI bulletin p.1–11, Index Value column: mean of 15 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), Noida (p.8), Prayagraj (p.9), Varanasi (p.11), Vrindavan (p.11) |
| West Bengal | 18 August 2021 | 34 | 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 August 2021 | 128 | AQI bulletin p.1–11: count of all 128 city rows — every row in the table |
| Andhra Pradesh | 18 August 2021 | 3 | AQI bulletin p.1–10: count of 3 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.9), Tirupati (p.10) |
| Arunachal Pradesh | 18 August 2021 | 1 | AQI bulletin p.8: count of 1 city row placed in Arunachal Pradesh — Naharlagun (p.8) |
| Assam | 18 August 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 18 August 2021 | 4 | AQI bulletin p.4–8: count of 4 city rows placed in Bihar — Gaya (p.4), Hajipur (p.4), Muzaffarpur (p.7), Patna (p.8) |
| Chandigarh | 18 August 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 18 August 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 18 August 2021 | 4 | AQI bulletin p.1–11: count of 4 city rows placed in Gujarat — Ahmedabad (p.1), Gandhinagar (p.4), Vapi (p.11), Vatva (p.11) |
| Haryana | 18 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.3), Gurugram (p.4), Hisar (p.5), Jind (p.5), Kaithal (p.5), Karnal (p.6), Kurukshetra (p.7), Mandikhera (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 | 18 August 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 18 August 2021 | 18 | AQI bulletin p.1–11: count of 18 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Gadag (p.3), Hassan (p.4), Hubballi (p.5), Kalaburgi (p.5), Kolar (p.6), Koppal (p.6), Medikeri (p.7), Mysuru (p.7), Raichur (p.9), Ramanagara (p.9), Shivamogga (p.9), Udupi (p.11), Vijayapura (p.11) |
| Kerala | 18 August 2021 | 6 | AQI bulletin p.3–10: count of 6 city rows placed in Kerala — Ernakulam (p.3), Kannur (p.6), Kochi (p.6), Kozhikode (p.6), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 18 August 2021 | 15 | AQI bulletin p.2–11: 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.8), Ratlam (p.9), Sagar (p.9), Satna (p.9), Singrauli (p.10), Ujjain (p.11) |
| Maharashtra | 18 August 2021 | 7 | AQI bulletin p.2–10: count of 7 city rows placed in Maharashtra — Chandrapur (p.2), Mumbai (p.7), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Solapur (p.10), Thane (p.10) |
| Mizoram | 18 August 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 18 August 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 18 August 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Odisha — Talcher (p.10) |
| Puducherry | 18 August 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 18 August 2021 | 8 | AQI bulletin p.1–9: 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.8), Rupnagar (p.9) |
| Rajasthan | 18 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.5), Kota (p.6), Pali (p.8), Udaipur (p.10) |
| Tamil Nadu | 18 August 2021 | 2 | AQI bulletin p.2–10: count of 2 city rows placed in Tamil Nadu — Chennai (p.2), Thoothukudi (p.10) |
| Telangana | 18 August 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 18 August 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 18 August 2021 | 15 | AQI bulletin p.1–11: count of 15 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), Noida (p.8), Prayagraj (p.9), Varanasi (p.11), Vrindavan (p.11) |
| West Bengal | 18 August 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 August 2021 | 1% | AQI bulletin p.1–11, Index Value column: 1 of all 128 city rows at 201 or more — Bhiwadi 201 (p.2) |
| Andhra Pradesh | 18 August 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 3 city rows placed in Andhra Pradesh at 201 or more (highest 35) |
| Arunachal Pradesh | 18 August 2021 | 0% | AQI bulletin p.8, Index Value column: none of 1 city row placed in Arunachal Pradesh at 201 or more (highest 37) |
| Assam | 18 August 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Assam at 201 or more (highest 55) |
| Bihar | 18 August 2021 | 0% | AQI bulletin p.4–8, Index Value column: none of 4 city rows placed in Bihar at 201 or more (highest 87) |
| Chandigarh | 18 August 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 126) |
| Delhi | 18 August 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Delhi at 201 or more (highest 152) |
| Gujarat | 18 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 4 city rows placed in Gujarat at 201 or more (highest 98) |
| Haryana | 18 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 21 city rows placed in Haryana at 201 or more (highest 167) |
| Jammu and Kashmir | 18 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 97) |
| Karnataka | 18 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 18 city rows placed in Karnataka at 201 or more (highest 96) |
| Kerala | 18 August 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 6 city rows placed in Kerala at 201 or more (highest 98) |
| Madhya Pradesh | 18 August 2021 | 0% | AQI bulletin p.2–11, Index Value column: none of 15 city rows placed in Madhya Pradesh at 201 or more (highest 98) |
| Maharashtra | 18 August 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 8 city rows placed in Maharashtra at 201 or more (highest 72) |
| Mizoram | 18 August 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 18) |
| Nagaland | 18 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 | 18 August 2021 | 0% | AQI bulletin p.10, Index Value column: none of 1 city row placed in Odisha at 201 or more (highest 97) |
| Puducherry | 18 August 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 51) |
| Punjab | 18 August 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 8 city rows placed in Punjab at 201 or more (highest 126) |
| Rajasthan | 18 August 2021 | 13% | AQI bulletin p.1–10, Index Value column: 1 of 8 city rows placed in Rajasthan at 201 or more — Bhiwadi 201 (p.2) |
| Tamil Nadu | 18 August 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 2 city rows placed in Tamil Nadu at 201 or more (highest 66) |
| Telangana | 18 August 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 45) |
| Tripura | 18 August 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 August 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 15 city rows placed in Uttar Pradesh at 201 or more (highest 194) |
| West Bengal | 18 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 43) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 18 August 2021 | 201 | AQI bulletin p.1–11, Index Value column: highest of all 128 city rows — Bhiwadi, S.No 18 (p.2), Poor |
| Andhra Pradesh | 18 August 2021 | 35 | AQI bulletin p.1–10, Index Value column: highest of 3 city rows placed in Andhra Pradesh — Tirupati, S.No 119 (p.10), Good |
| Arunachal Pradesh | 18 August 2021 | 37 | AQI bulletin p.8, Index Value column: highest of 1 city row placed in Arunachal Pradesh — Naharlagun, S.No 85 (p.8), Good |
| Assam | 18 August 2021 | 55 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 43 (p.4), Satisfactory |
| Bihar | 18 August 2021 | 87 | AQI bulletin p.4–8, Index Value column: highest of 4 city rows placed in Bihar — Hajipur, S.No 45 (p.4), Satisfactory |
| Chandigarh | 18 August 2021 | 126 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 22 (p.2), Moderate |
| Delhi | 18 August 2021 | 152 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 29 (p.3), Moderate |
| Gujarat | 18 August 2021 | 98 | AQI bulletin p.1–11, Index Value column: highest of 4 city rows placed in Gujarat — Vatva, S.No 125 (p.11), Satisfactory |
| Haryana | 18 August 2021 | 167 | AQI bulletin p.1–11, Index Value column: highest of 21 city rows placed in Haryana — Ballabgarh, S.No 15 (p.2), Moderate |
| Jammu and Kashmir | 18 August 2021 | 97 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Jammu and Kashmir — Srinagar, S.No 113 (p.10), Satisfactory |
| Karnataka | 18 August 2021 | 96 | AQI bulletin p.1–11, Index Value column: highest of 18 city rows placed in Karnataka — Udupi, S.No 121 (p.11), Satisfactory |
| Kerala | 18 August 2021 | 98 | AQI bulletin p.3–10, Index Value column: highest of 6 city rows placed in Kerala — Thrissur, S.No 118 (p.10), Satisfactory |
| Madhya Pradesh | 18 August 2021 | 98 | AQI bulletin p.2–11, Index Value column: highest of 15 city rows placed in Madhya Pradesh — Gwalior, S.No 44 (p.4), Satisfactory |
| Maharashtra | 18 August 2021 | 72 | AQI bulletin p.1–10, Index Value column: highest of 8 city rows placed in Maharashtra — Pune, S.No 99 (p.9), Satisfactory |
| Mizoram | 18 August 2021 | 18 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 4 (p.1), Good |
| Nagaland | 18 August 2021 | 35 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 67 (p.6), Good |
| Odisha | 18 August 2021 | 97 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Odisha — Talcher, S.No 114 (p.10), Satisfactory |
| Puducherry | 18 August 2021 | 51 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 98 (p.9), Satisfactory |
| Punjab | 18 August 2021 | 126 | AQI bulletin p.1–9, Index Value column: highest of 8 city rows placed in Punjab — Mandi Gobindgarh, S.No 77 (p.7), Moderate |
| Rajasthan | 18 August 2021 | 201 | 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 | 18 August 2021 | 66 | AQI bulletin p.2–10, Index Value column: highest of 2 city rows placed in Tamil Nadu — Chennai, S.No 24 (p.2), Satisfactory |
| Telangana | 18 August 2021 | 45 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 52 (p.5), Good |
| Tripura | 18 August 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 August 2021 | 194 | AQI bulletin p.1–11, Index Value column: highest of 15 city rows placed in Uttar Pradesh — Greater Noida, S.No 41 (p.4), Moderate |
| West Bengal | 18 August 2021 | 43 | AQI bulletin p.1–10, Index Value column: highest of 5 city rows placed in West Bengal — Asansol, S.No 10 (p.1), Good |