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Release from Central Pollution Control Board, Ministry of Environment, Forest and Climate Change
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Fetched directly from the publisher on 3 Oct 2026, 21:00 IST. The copy below is byte-for-byte what the publisher served.
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 31 May 2021 | 84 | AQI bulletin p.1–10, Index Value column: mean of all 114 city rows — every row in the table |
| Andhra Pradesh | 31 May 2021 | 67 | AQI bulletin p.1–10, Index Value column: mean of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.8), Tirupati (p.9), Visakhapatnam (p.10) |
| Assam | 31 May 2021 | 56 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 31 May 2021 | 76 | AQI bulletin p.3–8, Index Value column: mean of 3 city rows placed in Bihar — Gaya (p.3), Muzaffarpur (p.7), Patna (p.8) |
| Chandigarh | 31 May 2021 | 74 | 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 May 2021 (114 cities) (published 31 May 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 d7e9f5db3e82492406e825e01c1e6b1bc6b72ecc66e9a971e3adca2571af35a0. https://indiahealthobservatory.com/sources/cpcb/releases/1989
| Delhi |
| 31 May 2021 |
| 135 |
| AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 31 May 2021 | 96 | AQI bulletin p.1–10, Index Value column: mean of 4 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Vapi (p.10), Vatva (p.10) |
| Haryana | 31 May 2021 | 114 | AQI bulletin p.1–10, Index Value column: mean of 17 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.2), Bhiwani (p.2), Charkhi Dadri (p.2), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Jind (p.5), Kaithal (p.5), Karnal (p.5), Kurukshetra (p.6), Narnaul (p.7), Palwal (p.7), Panipat (p.7), Sirsa (p.9), Yamunanagar (p.10) |
| Jammu and Kashmir | 31 May 2021 | 131 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Jammu and Kashmir — Srinagar (p.9) |
| Karnataka | 31 May 2021 | 35 | AQI bulletin p.2–10, Index Value column: mean of 14 city rows placed in Karnataka — Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.2), Chikkamagaluru (p.3), Davanagere (p.3), Gadag (p.3), Hassan (p.4), Hubballi (p.4), Kalaburgi (p.5), Medikeri (p.6), Mysuru (p.7), Raichur (p.8), Shivamogga (p.8), Yadgir (p.10) |
| Kerala | 31 May 2021 | 53 | AQI bulletin p.3–9, Index Value column: mean of 7 city rows placed in Kerala — Eloor (p.3), Kannur (p.5), Kochi (p.6), Kollam (p.6), Kozhikode (p.6), Thiruvananthapuram (p.9), Thrissur (p.9) |
| Madhya Pradesh | 31 May 2021 | 79 | AQI bulletin p.2–9, 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.5), Mandideep (p.6), Pithampur (p.8), Ratlam (p.8), Sagar (p.8), Satna (p.8), Singrauli (p.9), Ujjain (p.9) |
| Maharashtra | 31 May 2021 | 76 | AQI bulletin p.2–9, Index Value column: mean of 5 city rows placed in Maharashtra — Chandrapur (p.2), Mumbai (p.7), Navi Mumbai (p.7), Pune (p.8), Thane (p.9) |
| Mizoram | 31 May 2021 | 41 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 31 May 2021 | 59 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 31 May 2021 | 100 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Odisha — Talcher (p.9) |
| Puducherry | 31 May 2021 | 52 | AQI bulletin p.8, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.8) |
| Punjab | 31 May 2021 | 106 | AQI bulletin p.1–8, Index Value column: mean of 7 city rows placed in Punjab — Amritsar (p.1), Jalandhar (p.5), Khanna (p.5), Ludhiana (p.6), Mandi Gobindgarh (p.6), Patiala (p.8), Rupnagar (p.8) |
| Rajasthan | 31 May 2021 | 104 | AQI bulletin p.1–9, Index Value column: mean of 7 city rows placed in Rajasthan — Ajmer (p.1), Alwar (p.1), Bhiwadi (p.2), Jaipur (p.5), Kota (p.6), Pali (p.7), Udaipur (p.9) |
| Tamil Nadu | 31 May 2021 | 66 | AQI bulletin p.2–9, Index Value column: mean of 3 city rows placed in Tamil Nadu — Chennai (p.2), Gummidipoondi (p.4), Thoothukudi (p.9) |
| Telangana | 31 May 2021 | 51 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.4) |
| Tripura | 31 May 2021 | 60 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 31 May 2021 | 123 | AQI bulletin p.1–10, Index Value column: mean of 13 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.1), Bulandshahr (p.2), Ghaziabad (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.7), Varanasi (p.10) |
| West Bengal | 31 May 2021 | 74 | 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.4), Howrah (p.4), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 31 May 2021 | 114 | AQI bulletin p.1–10: count of all 114 city rows — every row in the table |
| Andhra Pradesh | 31 May 2021 | 4 | AQI bulletin p.1–10: count of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.8), Tirupati (p.9), Visakhapatnam (p.10) |
| Assam | 31 May 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 31 May 2021 | 3 | AQI bulletin p.3–8: count of 3 city rows placed in Bihar — Gaya (p.3), Muzaffarpur (p.7), Patna (p.8) |
| Chandigarh | 31 May 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 31 May 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 31 May 2021 | 4 | AQI bulletin p.1–10: count of 4 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Vapi (p.10), Vatva (p.10) |
| Haryana | 31 May 2021 | 17 | AQI bulletin p.1–10: count of 17 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.2), Bhiwani (p.2), Charkhi Dadri (p.2), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Jind (p.5), Kaithal (p.5), Karnal (p.5), Kurukshetra (p.6), Narnaul (p.7), Palwal (p.7), Panipat (p.7), Sirsa (p.9), Yamunanagar (p.10) |
| Jammu and Kashmir | 31 May 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Jammu and Kashmir — Srinagar (p.9) |
| Karnataka | 31 May 2021 | 14 | AQI bulletin p.2–10: count of 14 city rows placed in Karnataka — Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.2), Chikkamagaluru (p.3), Davanagere (p.3), Gadag (p.3), Hassan (p.4), Hubballi (p.4), Kalaburgi (p.5), Medikeri (p.6), Mysuru (p.7), Raichur (p.8), Shivamogga (p.8), Yadgir (p.10) |
| Kerala | 31 May 2021 | 7 | AQI bulletin p.3–9: count of 7 city rows placed in Kerala — Eloor (p.3), Kannur (p.5), Kochi (p.6), Kollam (p.6), Kozhikode (p.6), Thiruvananthapuram (p.9), Thrissur (p.9) |
| Madhya Pradesh | 31 May 2021 | 14 | AQI bulletin p.2–9: 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.5), Mandideep (p.6), Pithampur (p.8), Ratlam (p.8), Sagar (p.8), Satna (p.8), Singrauli (p.9), Ujjain (p.9) |
| Maharashtra | 31 May 2021 | 5 | AQI bulletin p.2–9: count of 5 city rows placed in Maharashtra — Chandrapur (p.2), Mumbai (p.7), Navi Mumbai (p.7), Pune (p.8), Thane (p.9) |
| Mizoram | 31 May 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 31 May 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 31 May 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Odisha — Talcher (p.9) |
| Puducherry | 31 May 2021 | 1 | AQI bulletin p.8: count of 1 city row placed in Puducherry — Puducherry (p.8) |
| Punjab | 31 May 2021 | 7 | AQI bulletin p.1–8: count of 7 city rows placed in Punjab — Amritsar (p.1), Jalandhar (p.5), Khanna (p.5), Ludhiana (p.6), Mandi Gobindgarh (p.6), Patiala (p.8), Rupnagar (p.8) |
| Rajasthan | 31 May 2021 | 7 | AQI bulletin p.1–9: count of 7 city rows placed in Rajasthan — Ajmer (p.1), Alwar (p.1), Bhiwadi (p.2), Jaipur (p.5), Kota (p.6), Pali (p.7), Udaipur (p.9) |
| Tamil Nadu | 31 May 2021 | 3 | AQI bulletin p.2–9: count of 3 city rows placed in Tamil Nadu — Chennai (p.2), Gummidipoondi (p.4), Thoothukudi (p.9) |
| Telangana | 31 May 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Telangana — Hyderabad (p.4) |
| Tripura | 31 May 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 31 May 2021 | 13 | AQI bulletin p.1–10: count of 13 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.1), Bulandshahr (p.2), Ghaziabad (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.7), Varanasi (p.10) |
| West Bengal | 31 May 2021 | 6 | AQI bulletin p.1–9: count of 6 city rows placed in West Bengal — Asansol (p.1), Durgapur (p.3), Haldia (p.4), Howrah (p.4), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 31 May 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of all 114 city rows at 201 or more (highest 192) |
| Andhra Pradesh | 31 May 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 4 city rows placed in Andhra Pradesh at 201 or more (highest 97) |
| Assam | 31 May 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 May 2021 | 0% | AQI bulletin p.3–8, Index Value column: none of 3 city rows placed in Bihar at 201 or more (highest 98) |
| Chandigarh | 31 May 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 74) |
| Delhi | 31 May 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Delhi at 201 or more (highest 135) |
| Gujarat | 31 May 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 4 city rows placed in Gujarat at 201 or more (highest 133) |
| Haryana | 31 May 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 17 city rows placed in Haryana at 201 or more (highest 182) |
| Jammu and Kashmir | 31 May 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Jammu and Kashmir at 201 or more (highest 131) |
| Karnataka | 31 May 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 14 city rows placed in Karnataka at 201 or more (highest 60) |
| Kerala | 31 May 2021 | 0% | AQI bulletin p.3–9, Index Value column: none of 7 city rows placed in Kerala at 201 or more (highest 65) |
| Madhya Pradesh | 31 May 2021 | 0% | AQI bulletin p.2–9, Index Value column: none of 14 city rows placed in Madhya Pradesh at 201 or more (highest 172) |
| Maharashtra | 31 May 2021 | 0% | AQI bulletin p.2–9, Index Value column: none of 5 city rows placed in Maharashtra at 201 or more (highest 158) |
| Mizoram | 31 May 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 41) |
| Nagaland | 31 May 2021 | 0% | AQI bulletin p.6, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 59) |
| Odisha | 31 May 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Odisha at 201 or more (highest 100) |
| Puducherry | 31 May 2021 | 0% | AQI bulletin p.8, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 52) |
| Punjab | 31 May 2021 | 0% | AQI bulletin p.1–8, Index Value column: none of 7 city rows placed in Punjab at 201 or more (highest 139) |
| Rajasthan | 31 May 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 7 city rows placed in Rajasthan at 201 or more (highest 124) |
| Tamil Nadu | 31 May 2021 | 0% | AQI bulletin p.2–9, Index Value column: none of 3 city rows placed in Tamil Nadu at 201 or more (highest 81) |
| Telangana | 31 May 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 51) |
| Tripura | 31 May 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Tripura at 201 or more (highest 60) |
| Uttar Pradesh | 31 May 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 13 city rows placed in Uttar Pradesh at 201 or more (highest 192) |
| West Bengal | 31 May 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 6 city rows placed in West Bengal at 201 or more (highest 101) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 31 May 2021 | 192 | AQI bulletin p.1–10, Index Value column: highest of all 114 city rows — Ghaziabad, S.No 37 (p.4), Moderate |
| Andhra Pradesh | 31 May 2021 | 97 | AQI bulletin p.1–10, Index Value column: highest of 4 city rows placed in Andhra Pradesh — Visakhapatnam, S.No 112 (p.10), Satisfactory |
| Assam | 31 May 2021 | 56 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 41 (p.4), Satisfactory |
| Bihar | 31 May 2021 | 98 | AQI bulletin p.3–8, Index Value column: highest of 3 city rows placed in Bihar — Patna, S.No 86 (p.8), Satisfactory |
| Chandigarh | 31 May 2021 | 74 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 20 (p.2), Satisfactory |
| Delhi | 31 May 2021 | 135 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 28 (p.3), Moderate |
| Gujarat | 31 May 2021 | 133 | AQI bulletin p.1–10, Index Value column: highest of 4 city rows placed in Gujarat — Ankleshwar, S.No 10 (p.1), Moderate |
| Haryana | 31 May 2021 | 182 | AQI bulletin p.1–10, Index Value column: highest of 17 city rows placed in Haryana — Narnaul, S.No 79 (p.7), Moderate |
| Jammu and Kashmir | 31 May 2021 | 131 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Jammu and Kashmir — Srinagar, S.No 100 (p.9), Moderate |
| Karnataka | 31 May 2021 | 60 | AQI bulletin p.2–10, Index Value column: highest of 14 city rows placed in Karnataka — Kalaburgi, S.No 55 (p.5), Satisfactory |
| Kerala | 31 May 2021 | 65 | AQI bulletin p.3–9, Index Value column: highest of 7 city rows placed in Kerala — Kollam, S.No 64 (p.6), Satisfactory |
| Madhya Pradesh | 31 May 2021 | 172 | AQI bulletin p.2–9, Index Value column: highest of 14 city rows placed in Madhya Pradesh — Singrauli, S.No 98 (p.9), Moderate |
| Maharashtra | 31 May 2021 | 158 | AQI bulletin p.2–9, Index Value column: highest of 5 city rows placed in Maharashtra — Thane, S.No 102 (p.9), Moderate |
| Mizoram | 31 May 2021 | 41 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 4 (p.1), Good |
| Nagaland | 31 May 2021 | 59 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 62 (p.6), Satisfactory |
| Odisha | 31 May 2021 | 100 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Odisha — Talcher, S.No 101 (p.9), Satisfactory |
| Puducherry | 31 May 2021 | 52 | AQI bulletin p.8, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 88 (p.8), Satisfactory |
| Punjab | 31 May 2021 | 139 | AQI bulletin p.1–8, Index Value column: highest of 7 city rows placed in Punjab — Amritsar, S.No 9 (p.1), Moderate |
| Rajasthan | 31 May 2021 | 124 | AQI bulletin p.1–9, Index Value column: highest of 7 city rows placed in Rajasthan — Pali, S.No 82 (p.7), Moderate |
| Tamil Nadu | 31 May 2021 | 81 | AQI bulletin p.2–9, Index Value column: highest of 3 city rows placed in Tamil Nadu — Gummidipoondi, S.No 39 (p.4), Satisfactory |
| Telangana | 31 May 2021 | 51 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 48 (p.4), Satisfactory |
| Tripura | 31 May 2021 | 60 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Satisfactory |
| Uttar Pradesh | 31 May 2021 | 192 | AQI bulletin p.1–10, Index Value column: highest of 13 city rows placed in Uttar Pradesh — Ghaziabad, S.No 37 (p.4), Moderate |
| West Bengal | 31 May 2021 | 101 | AQI bulletin p.1–9, Index Value column: highest of 6 city rows placed in West Bengal — Kolkata, S.No 63 (p.6), Moderate |