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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 | 15 April 2021 | 126 | AQI bulletin p.1–11, Index Value column: mean of all 126 city rows — every row in the table |
| Andhra Pradesh | 15 April 2021 | 57 | 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 | 15 April 2021 | 132 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 15 April 2021 | 199 | AQI bulletin p.4–9, Index Value column: mean of 4 city rows placed in Bihar — Gaya (p.4), Hajipur (p.4), Muzaffarpur (p.8), Patna (p.9) |
| Chandigarh | 15 April 2021 | 103 | 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, 15 April 2021 (126 cities) (published 15 Apr 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 6001b7e548f069b1a9ed82d7721eab68670d458ed17bce32940f4c83a211eada. https://indiahealthobservatory.com/sources/cpcb/releases/2036
| Delhi | 15 April 2021 | 220 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 15 April 2021 | 137 | AQI bulletin p.1–11, Index Value column: mean of 4 city rows placed in Gujarat — Ankleshwar (p.1), Gandhinagar (p.4), Vapi (p.10), Vatva (p.11) |
| Haryana | 15 April 2021 | 177 | AQI bulletin p.1–11, Index Value column: mean of 24 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.3), Fatehabad (p.4), Gurugram (p.4), Hisar (p.5), Jind (p.5), Kaithal (p.5), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.7), Manesar (p.7), Narnaul (p.8), Palwal (p.8), Panchkula (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.10), Sonipat (p.10), Yamunanagar (p.11) |
| Jammu and Kashmir | 15 April 2021 | 49 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Jharkhand | 15 April 2021 | 119 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Jharkhand — Jorapokhar (p.5) |
| Karnataka | 15 April 2021 | 55 | AQI bulletin p.1–11, Index Value column: mean of 15 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Hassan (p.4), Hubballi (p.5), Kalaburgi (p.6), Koppal (p.6), Manglore (p.7), Medikeri (p.7), Ramanagara (p.9), Vijayapura (p.11), Yadgir (p.11) |
| Kerala | 15 April 2021 | 63 | AQI bulletin p.3–10, Index Value column: mean of 6 city rows placed in Kerala — Eloor (p.3), Kannur (p.6), Kollam (p.6), Kozhikode (p.7), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 15 April 2021 | 118 | AQI bulletin p.2–10, Index Value column: mean of 13 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), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 15 April 2021 | 103 | AQI bulletin p.1–10, Index Value column: mean of 9 city rows placed in Maharashtra — Aurangabad (p.1), Chandrapur (p.2), Kalyan (p.6), Mumbai (p.8), Nagpur (p.8), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Thane (p.10) |
| Mizoram | 15 April 2021 | 67 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 15 April 2021 | 106 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 15 April 2021 | 203 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Odisha — Talcher (p.10) |
| Puducherry | 15 April 2021 | 29 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 15 April 2021 | 102 | 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 | 15 April 2021 | 130 | 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 | 15 April 2021 | 72 | 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 | 15 April 2021 | 65 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 15 April 2021 | 62 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 15 April 2021 | 229 | AQI bulletin p.1–11, Index Value column: mean of 11 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Ghaziabad (p.4), Greater Noida (p.4), Kanpur (p.6), Lucknow (p.7), Meerut (p.7), Moradabad (p.7), Noida (p.8), Varanasi (p.11) |
| West Bengal | 15 April 2021 | 103 | 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.5), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 15 April 2021 | 126 | AQI bulletin p.1–11: count of all 126 city rows — every row in the table |
| Andhra Pradesh | 15 April 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 | 15 April 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 15 April 2021 | 4 | AQI bulletin p.4–9: count of 4 city rows placed in Bihar — Gaya (p.4), Hajipur (p.4), Muzaffarpur (p.8), Patna (p.9) |
| Chandigarh | 15 April 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 15 April 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 15 April 2021 | 4 | AQI bulletin p.1–11: count of 4 city rows placed in Gujarat — Ankleshwar (p.1), Gandhinagar (p.4), Vapi (p.10), Vatva (p.11) |
| Haryana | 15 April 2021 | 24 | AQI bulletin p.1–11: count of 24 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.3), Fatehabad (p.4), Gurugram (p.4), Hisar (p.5), Jind (p.5), Kaithal (p.5), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.7), Manesar (p.7), Narnaul (p.8), Palwal (p.8), Panchkula (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.10), Sonipat (p.10), Yamunanagar (p.11) |
| Jammu and Kashmir | 15 April 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Jharkhand | 15 April 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Jharkhand — Jorapokhar (p.5) |
| Karnataka | 15 April 2021 | 15 | AQI bulletin p.1–11: count of 15 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Hassan (p.4), Hubballi (p.5), Kalaburgi (p.6), Koppal (p.6), Manglore (p.7), Medikeri (p.7), Ramanagara (p.9), Vijayapura (p.11), Yadgir (p.11) |
| Kerala | 15 April 2021 | 6 | AQI bulletin p.3–10: count of 6 city rows placed in Kerala — Eloor (p.3), Kannur (p.6), Kollam (p.6), Kozhikode (p.7), Thiruvananthapuram (p.10), Thrissur (p.10) |
| Madhya Pradesh | 15 April 2021 | 13 | AQI bulletin p.2–10: count of 13 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), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 15 April 2021 | 9 | AQI bulletin p.1–10: count of 9 city rows placed in Maharashtra — Aurangabad (p.1), Chandrapur (p.2), Kalyan (p.6), Mumbai (p.8), Nagpur (p.8), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Thane (p.10) |
| Mizoram | 15 April 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 15 April 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 15 April 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Odisha — Talcher (p.10) |
| Puducherry | 15 April 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 15 April 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 | 15 April 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 | 15 April 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 | 15 April 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 15 April 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 15 April 2021 | 11 | AQI bulletin p.1–11: count of 11 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Ghaziabad (p.4), Greater Noida (p.4), Kanpur (p.6), Lucknow (p.7), Meerut (p.7), Moradabad (p.7), Noida (p.8), Varanasi (p.11) |
| West Bengal | 15 April 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.5), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 15 April 2021 | 18% | AQI bulletin p.1–11, Index Value column: 23 of all 126 city rows at 201 or more — Baghpat 379 (p.2), Bahadurgarh 208 (p.2), Bhiwadi 225 (p.2), Bulandshahr 268 (p.2), Delhi 220 (p.3), Dharuhera 267 (p.3), Faridabad 252 (p.3), Ghaziabad 256 (p.4), Greater Noida 238 (p.4), Hajipur 264 (p.4), Jind 249 (p.5), Manesar 232 (p.7), Meerut 256 (p.7), Moradabad 255 (p.7), Narnaul 270 (p.8), Noida 234 (p.8), Patna 232 (p.9), Singrauli 240 (p.9), Sonipat 249 (p.10), Talcher 203 (p.10) … and 3 more |
| Andhra Pradesh | 15 April 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 4 city rows placed in Andhra Pradesh at 201 or more (highest 103) |
| Assam | 15 April 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Assam at 201 or more (highest 132) |
| Bihar | 15 April 2021 | 50% | AQI bulletin p.4–9, Index Value column: 2 of 4 city rows placed in Bihar at 201 or more — Hajipur 264 (p.4), Patna 232 (p.9) |
| Chandigarh | 15 April 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 103) |
| Delhi | 15 April 2021 | 100% | AQI bulletin p.3, Index Value column: 1 of 1 city row placed in Delhi at 201 or more — Delhi 220 (p.3) |
| Gujarat | 15 April 2021 | 25% | AQI bulletin p.1–11, Index Value column: 1 of 4 city rows placed in Gujarat at 201 or more — Vatva 268 (p.11) |
| Haryana | 15 April 2021 | 29% | AQI bulletin p.1–11, Index Value column: 7 of 24 city rows placed in Haryana at 201 or more — Bahadurgarh 208 (p.2), Dharuhera 267 (p.3), Faridabad 252 (p.3), Jind 249 (p.5), Manesar 232 (p.7), Narnaul 270 (p.8), Sonipat 249 (p.10) |
| Jammu and Kashmir | 15 April 2021 | 0% | AQI bulletin p.10, Index Value column: none of 1 city row placed in Jammu and Kashmir at 201 or more (highest 49) |
| Jharkhand | 15 April 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Jharkhand at 201 or more (highest 119) |
| Karnataka | 15 April 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 15 city rows placed in Karnataka at 201 or more (highest 80) |
| Kerala | 15 April 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 6 city rows placed in Kerala at 201 or more (highest 84) |
| Madhya Pradesh | 15 April 2021 | 8% | AQI bulletin p.2–10, Index Value column: 1 of 13 city rows placed in Madhya Pradesh at 201 or more — Singrauli 240 (p.9) |
| Maharashtra | 15 April 2021 | 11% | AQI bulletin p.1–10, Index Value column: 1 of 9 city rows placed in Maharashtra at 201 or more — Thane 239 (p.10) |
| Mizoram | 15 April 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 67) |
| Nagaland | 15 April 2021 | 0% | AQI bulletin p.6, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 106) |
| Odisha | 15 April 2021 | 100% | AQI bulletin p.10, Index Value column: 1 of 1 city row placed in Odisha at 201 or more — Talcher 203 (p.10) |
| Puducherry | 15 April 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 29) |
| Punjab | 15 April 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 8 city rows placed in Punjab at 201 or more (highest 121) |
| Rajasthan | 15 April 2021 | 13% | AQI bulletin p.1–10, Index Value column: 1 of 8 city rows placed in Rajasthan at 201 or more — Bhiwadi 225 (p.2) |
| Tamil Nadu | 15 April 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 3 city rows placed in Tamil Nadu at 201 or more (highest 110) |
| Telangana | 15 April 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 65) |
| Tripura | 15 April 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Tripura at 201 or more (highest 62) |
| Uttar Pradesh | 15 April 2021 | 73% | AQI bulletin p.1–11, Index Value column: 8 of 11 city rows placed in Uttar Pradesh at 201 or more — Baghpat 379 (p.2), Bulandshahr 268 (p.2), Ghaziabad 256 (p.4), Greater Noida 238 (p.4), Meerut 256 (p.7), Moradabad 255 (p.7), Noida 234 (p.8), Varanasi 216 (p.11) |
| West Bengal | 15 April 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 6 city rows placed in West Bengal at 201 or more (highest 160) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 15 April 2021 | 379 | AQI bulletin p.1–11, Index Value column: highest of all 126 city rows — Baghpat, S.No 13 (p.2), Very Poor |
| Andhra Pradesh | 15 April 2021 | 103 | 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 | 15 April 2021 | 132 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 44 (p.4), Moderate |
| Bihar | 15 April 2021 | 264 | AQI bulletin p.4–9, Index Value column: highest of 4 city rows placed in Bihar — Hajipur, S.No 46 (p.4), Poor |
| Chandigarh | 15 April 2021 | 103 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 23 (p.2), Moderate |
| Delhi | 15 April 2021 | 220 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 31 (p.3), Poor |
| Gujarat | 15 April 2021 | 268 | AQI bulletin p.1–11, Index Value column: highest of 4 city rows placed in Gujarat — Vatva, S.No 122 (p.11), Poor |
| Haryana | 15 April 2021 | 270 | AQI bulletin p.1–11, Index Value column: highest of 24 city rows placed in Haryana — Narnaul, S.No 88 (p.8), Poor |
| Jammu and Kashmir | 15 April 2021 | 49 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Jammu and Kashmir — Srinagar, S.No 111 (p.10), Good |
| Jharkhand | 15 April 2021 | 119 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Jharkhand — Jorapokhar, S.No 59 (p.5), Moderate |
| Karnataka | 15 April 2021 | 80 | AQI bulletin p.1–11, Index Value column: highest of 15 city rows placed in Karnataka — Kalaburgi, S.No 61 (p.6), Satisfactory |
| Kerala | 15 April 2021 | 84 | AQI bulletin p.3–10, Index Value column: highest of 6 city rows placed in Kerala — Kannur, S.No 63 (p.6), Satisfactory |
| Madhya Pradesh | 15 April 2021 | 240 | AQI bulletin p.2–10, Index Value column: highest of 13 city rows placed in Madhya Pradesh — Singrauli, S.No 108 (p.9), Poor |
| Maharashtra | 15 April 2021 | 239 | AQI bulletin p.1–10, Index Value column: highest of 9 city rows placed in Maharashtra — Thane, S.No 113 (p.10), Poor |
| Mizoram | 15 April 2021 | 67 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 3 (p.1), Satisfactory |
| Nagaland | 15 April 2021 | 106 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 68 (p.6), Moderate |
| Odisha | 15 April 2021 | 203 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Odisha — Talcher, S.No 112 (p.10), Poor |
| Puducherry | 15 April 2021 | 29 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 99 (p.9), Good |
| Punjab | 15 April 2021 | 121 | AQI bulletin p.1–9, Index Value column: highest of 8 city rows placed in Punjab — Patiala, S.No 96 (p.8), Moderate |
| Rajasthan | 15 April 2021 | 225 | 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 | 15 April 2021 | 110 | AQI bulletin p.3–10, Index Value column: highest of 3 city rows placed in Tamil Nadu — Gummidipoondi, S.No 42 (p.4), Moderate |
| Telangana | 15 April 2021 | 65 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 52 (p.5), Satisfactory |
| Tripura | 15 April 2021 | 62 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Satisfactory |
| Uttar Pradesh | 15 April 2021 | 379 | AQI bulletin p.1–11, Index Value column: highest of 11 city rows placed in Uttar Pradesh — Baghpat, S.No 13 (p.2), Very Poor |
| West Bengal | 15 April 2021 | 160 | AQI bulletin p.1–9, Index Value column: highest of 6 city rows placed in West Bengal — Durgapur, S.No 34 (p.3), Moderate |