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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 | 17 April 2021 | 106 | AQI bulletin p.1–10, Index Value column: mean of all 119 city rows — every row in the table |
| Andhra Pradesh | 17 April 2021 | 51 | 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.10), Visakhapatnam (p.10) |
| Arunachal Pradesh | 17 April 2021 | 69 | AQI bulletin p.7, Index Value column: mean of 1 city row placed in Arunachal Pradesh — Naharlagun (p.7) |
| Assam | 17 April 2021 | 56 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 17 April 2021 | 173 | AQI bulletin p.3–8, Index Value column: mean of 4 city rows placed in Bihar — Gaya (p.3), 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, 17 April 2021 (119 cities) (published 17 Apr 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 e4de630cafef1ede44455802839d81f6e9ff16be51493454d2d43c1f001194e2. https://indiahealthobservatory.com/sources/cpcb/releases/2033
| Chandigarh | 17 April 2021 | 113 | AQI bulletin p.2, Index Value column: mean of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 17 April 2021 | 128 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 17 April 2021 | 122 | AQI bulletin p.1–10, Index Value column: mean of 6 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Gandhinagar (p.3), Nandesari (p.7), Vapi (p.10), Vatva (p.10) |
| Haryana | 17 April 2021 | 114 | AQI bulletin p.1–10, Index Value column: mean of 16 city rows placed in Haryana — Ambala (p.1), Ballabgarh (p.1), Charkhi Dadri (p.2), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.4), Jind (p.5), Kaithal (p.5), Manesar (p.7), Palwal (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.9), Sonipat (p.9), Yamunanagar (p.10) |
| Jharkhand | 17 April 2021 | 107 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Jharkhand — Jorapokhar (p.5) |
| Karnataka | 17 April 2021 | 70 | AQI bulletin p.1–10, Index Value column: mean of 17 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.2), Chikkamagaluru (p.2), Davanagere (p.3), Gadag (p.3), Hassan (p.4), Hubballi (p.4), Kolar (p.6), Koppal (p.6), Manglore (p.7), Medikeri (p.7), Mysuru (p.7), Ramanagara (p.8), Shivamogga (p.9), Yadgir (p.10) |
| Kerala | 17 April 2021 | 68 | AQI bulletin p.3–10, 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.10) |
| Madhya Pradesh | 17 April 2021 | 127 | 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.8), Ratlam (p.9), Sagar (p.9), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 17 April 2021 | 93 | AQI bulletin p.2–9, Index Value column: mean of 6 city rows placed in Maharashtra — Chandrapur (p.2), Kalyan (p.5), Mumbai (p.7), Navi Mumbai (p.8), Pune (p.8), Thane (p.9) |
| Mizoram | 17 April 2021 | 51 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 17 April 2021 | 71 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 17 April 2021 | 74 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Odisha — Talcher (p.9) |
| Puducherry | 17 April 2021 | 45 | AQI bulletin p.8, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.8) |
| Punjab | 17 April 2021 | 108 | AQI bulletin p.2–9, Index Value column: mean of 6 city rows placed in Punjab — Bathinda (p.2), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.6), Patiala (p.8), Rupnagar (p.9) |
| Rajasthan | 17 April 2021 | 144 | 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 | 17 April 2021 | 61 | AQI bulletin p.2–10, Index Value column: mean of 3 city rows placed in Tamil Nadu — Chennai (p.2), Gummidipoondi (p.4), Thoothukudi (p.10) |
| Telangana | 17 April 2021 | 92 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 17 April 2021 | 77 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 17 April 2021 | 154 | AQI bulletin p.1–10, Index Value column: mean of 12 city rows placed in Uttar Pradesh — Baghpat (p.1), Bulandshahr (p.2), Ghaziabad (p.3), Greater Noida (p.4), Hapur (p.4), Kanpur (p.5), Lucknow (p.6), Meerut (p.7), Moradabad (p.7), Muzaffarnagar (p.7), Noida (p.8), Varanasi (p.10) |
| West Bengal | 17 April 2021 | 93 | 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 | 17 April 2021 | 119 | AQI bulletin p.1–10: count of all 119 city rows — every row in the table |
| Andhra Pradesh | 17 April 2021 | 4 | AQI bulletin p.1–10: count of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.8), Tirupati (p.10), Visakhapatnam (p.10) |
| Arunachal Pradesh | 17 April 2021 | 1 | AQI bulletin p.7: count of 1 city row placed in Arunachal Pradesh — Naharlagun (p.7) |
| Assam | 17 April 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 17 April 2021 | 4 | AQI bulletin p.3–8: count of 4 city rows placed in Bihar — Gaya (p.3), Hajipur (p.4), Muzaffarpur (p.7), Patna (p.8) |
| Chandigarh | 17 April 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 17 April 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 17 April 2021 | 6 | AQI bulletin p.1–10: count of 6 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Gandhinagar (p.3), Nandesari (p.7), Vapi (p.10), Vatva (p.10) |
| Haryana | 17 April 2021 | 16 | AQI bulletin p.1–10: count of 16 city rows placed in Haryana — Ambala (p.1), Ballabgarh (p.1), Charkhi Dadri (p.2), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.4), Jind (p.5), Kaithal (p.5), Manesar (p.7), Palwal (p.8), Panipat (p.8), Rohtak (p.9), Sirsa (p.9), Sonipat (p.9), Yamunanagar (p.10) |
| Jharkhand | 17 April 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Jharkhand — Jorapokhar (p.5) |
| Karnataka | 17 April 2021 | 17 | AQI bulletin p.1–10: count of 17 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.2), Chikkamagaluru (p.2), Davanagere (p.3), Gadag (p.3), Hassan (p.4), Hubballi (p.4), Kolar (p.6), Koppal (p.6), Manglore (p.7), Medikeri (p.7), Mysuru (p.7), Ramanagara (p.8), Shivamogga (p.9), Yadgir (p.10) |
| Kerala | 17 April 2021 | 7 | AQI bulletin p.3–10: 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.10) |
| Madhya Pradesh | 17 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.8), Ratlam (p.9), Sagar (p.9), Singrauli (p.9), Ujjain (p.10) |
| Maharashtra | 17 April 2021 | 6 | AQI bulletin p.2–9: count of 6 city rows placed in Maharashtra — Chandrapur (p.2), Kalyan (p.5), Mumbai (p.7), Navi Mumbai (p.8), Pune (p.8), Thane (p.9) |
| Mizoram | 17 April 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 17 April 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 17 April 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Odisha — Talcher (p.9) |
| Puducherry | 17 April 2021 | 1 | AQI bulletin p.8: count of 1 city row placed in Puducherry — Puducherry (p.8) |
| Punjab | 17 April 2021 | 6 | AQI bulletin p.2–9: count of 6 city rows placed in Punjab — Bathinda (p.2), Jalandhar (p.5), Khanna (p.6), Ludhiana (p.6), Patiala (p.8), Rupnagar (p.9) |
| Rajasthan | 17 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 | 17 April 2021 | 3 | AQI bulletin p.2–10: count of 3 city rows placed in Tamil Nadu — Chennai (p.2), Gummidipoondi (p.4), Thoothukudi (p.10) |
| Telangana | 17 April 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 17 April 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 17 April 2021 | 12 | AQI bulletin p.1–10: count of 12 city rows placed in Uttar Pradesh — Baghpat (p.1), Bulandshahr (p.2), Ghaziabad (p.3), Greater Noida (p.4), Hapur (p.4), Kanpur (p.5), Lucknow (p.6), Meerut (p.7), Moradabad (p.7), Muzaffarnagar (p.7), Noida (p.8), Varanasi (p.10) |
| West Bengal | 17 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.4), Kolkata (p.6), Siliguri (p.9) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 17 April 2021 | 7% | AQI bulletin p.1–10, Index Value column: 8 of all 119 city rows at 201 or more — Baghpat 204 (p.1), Jodhpur 222 (p.5), Katni 227 (p.6), Lucknow 204 (p.6), Rohtak 234 (p.9), Singrauli 271 (p.9), Varanasi 259 (p.10), Vatva 285 (p.10) |
| Andhra Pradesh | 17 April 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 4 city rows placed in Andhra Pradesh at 201 or more (highest 73) |
| Arunachal Pradesh | 17 April 2021 | 0% | AQI bulletin p.7, Index Value column: none of 1 city row placed in Arunachal Pradesh at 201 or more (highest 69) |
| Assam | 17 April 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Assam at 201 or more (highest 56) |
| Bihar | 17 April 2021 | 0% | AQI bulletin p.3–8, Index Value column: none of 4 city rows placed in Bihar at 201 or more (highest 200) |
| Chandigarh | 17 April 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 113) |
| Delhi | 17 April 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Delhi at 201 or more (highest 128) |
| Gujarat | 17 April 2021 | 17% | AQI bulletin p.1–10, Index Value column: 1 of 6 city rows placed in Gujarat at 201 or more — Vatva 285 (p.10) |
| Haryana | 17 April 2021 | 6% | AQI bulletin p.1–10, Index Value column: 1 of 16 city rows placed in Haryana at 201 or more — Rohtak 234 (p.9) |
| Jharkhand | 17 April 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Jharkhand at 201 or more (highest 107) |
| Karnataka | 17 April 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 17 city rows placed in Karnataka at 201 or more (highest 97) |
| Kerala | 17 April 2021 | 0% | AQI bulletin p.3–10, Index Value column: none of 7 city rows placed in Kerala at 201 or more (highest 111) |
| Madhya Pradesh | 17 April 2021 | 15% | AQI bulletin p.2–10, Index Value column: 2 of 13 city rows placed in Madhya Pradesh at 201 or more — Katni 227 (p.6), Singrauli 271 (p.9) |
| Maharashtra | 17 April 2021 | 0% | AQI bulletin p.2–9, Index Value column: none of 6 city rows placed in Maharashtra at 201 or more (highest 135) |
| Mizoram | 17 April 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 51) |
| Nagaland | 17 April 2021 | 0% | AQI bulletin p.6, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 71) |
| Odisha | 17 April 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Odisha at 201 or more (highest 74) |
| Puducherry | 17 April 2021 | 0% | AQI bulletin p.8, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 45) |
| Punjab | 17 April 2021 | 0% | AQI bulletin p.2–9, Index Value column: none of 6 city rows placed in Punjab at 201 or more (highest 167) |
| Rajasthan | 17 April 2021 | 13% | AQI bulletin p.1–10, Index Value column: 1 of 8 city rows placed in Rajasthan at 201 or more — Jodhpur 222 (p.5) |
| Tamil Nadu | 17 April 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 3 city rows placed in Tamil Nadu at 201 or more (highest 71) |
| Telangana | 17 April 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 92) |
| Tripura | 17 April 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Tripura at 201 or more (highest 77) |
| Uttar Pradesh | 17 April 2021 | 25% | AQI bulletin p.1–10, Index Value column: 3 of 12 city rows placed in Uttar Pradesh at 201 or more — Baghpat 204 (p.1), Lucknow 204 (p.6), Varanasi 259 (p.10) |
| West Bengal | 17 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 175) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 17 April 2021 | 285 | AQI bulletin p.1–10, Index Value column: highest of all 119 city rows — Vatva, S.No 116 (p.10), Poor |
| Andhra Pradesh | 17 April 2021 | 73 | AQI bulletin p.1–10, Index Value column: highest of 4 city rows placed in Andhra Pradesh — Tirupati, S.No 111 (p.10), Satisfactory |
| Arunachal Pradesh | 17 April 2021 | 69 | AQI bulletin p.7, Index Value column: highest of 1 city row placed in Arunachal Pradesh — Naharlagun, S.No 83 (p.7), Satisfactory |
| Assam | 17 April 2021 | 56 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 40 (p.4), Satisfactory |
| Bihar | 17 April 2021 | 200 | AQI bulletin p.3–8, Index Value column: highest of 4 city rows placed in Bihar — Hajipur, S.No 42 (p.4), Moderate |
| Chandigarh | 17 April 2021 | 113 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 19 (p.2), Moderate |
| Delhi | 17 April 2021 | 128 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 27 (p.3), Moderate |
| Gujarat | 17 April 2021 | 285 | AQI bulletin p.1–10, Index Value column: highest of 6 city rows placed in Gujarat — Vatva, S.No 116 (p.10), Poor |
| Haryana | 17 April 2021 | 234 | AQI bulletin p.1–10, Index Value column: highest of 16 city rows placed in Haryana — Rohtak, S.No 98 (p.9), Poor |
| Jharkhand | 17 April 2021 | 107 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Jharkhand — Jorapokhar, S.No 56 (p.5), Moderate |
| Karnataka | 17 April 2021 | 97 | AQI bulletin p.1–10, Index Value column: highest of 17 city rows placed in Karnataka — Yadgir, S.No 118 (p.10), Satisfactory |
| Kerala | 17 April 2021 | 111 | AQI bulletin p.3–10, Index Value column: highest of 7 city rows placed in Kerala — Kannur, S.No 59 (p.5), Moderate |
| Madhya Pradesh | 17 April 2021 | 271 | AQI bulletin p.2–10, Index Value column: highest of 13 city rows placed in Madhya Pradesh — Singrauli, S.No 103 (p.9), Poor |
| Maharashtra | 17 April 2021 | 135 | AQI bulletin p.2–9, Index Value column: highest of 6 city rows placed in Maharashtra — Navi Mumbai, S.No 85 (p.8), Moderate |
| Mizoram | 17 April 2021 | 51 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 3 (p.1), Satisfactory |
| Nagaland | 17 April 2021 | 71 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 64 (p.6), Satisfactory |
| Odisha | 17 April 2021 | 74 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Odisha — Talcher, S.No 106 (p.9), Satisfactory |
| Puducherry | 17 April 2021 | 45 | AQI bulletin p.8, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 93 (p.8), Good |
| Punjab | 17 April 2021 | 167 | AQI bulletin p.2–9, Index Value column: highest of 6 city rows placed in Punjab — Rupnagar, S.No 99 (p.9), Moderate |
| Rajasthan | 17 April 2021 | 222 | AQI bulletin p.1–10, Index Value column: highest of 8 city rows placed in Rajasthan — Jodhpur, S.No 55 (p.5), Poor |
| Tamil Nadu | 17 April 2021 | 71 | AQI bulletin p.2–10, Index Value column: highest of 3 city rows placed in Tamil Nadu — Gummidipoondi, S.No 38 (p.4), Satisfactory |
| Telangana | 17 April 2021 | 92 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 49 (p.5), Satisfactory |
| Tripura | 17 April 2021 | 77 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Satisfactory |
| Uttar Pradesh | 17 April 2021 | 259 | AQI bulletin p.1–10, Index Value column: highest of 12 city rows placed in Uttar Pradesh — Varanasi, S.No 115 (p.10), Poor |
| West Bengal | 17 April 2021 | 175 | AQI bulletin p.1–9, Index Value column: highest of 6 city rows placed in West Bengal — Durgapur, S.No 29 (p.3), Moderate |