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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 May 2021 | 95 | AQI bulletin p.1–10, Index Value column: mean of all 110 city rows — every row in the table |
| Andhra Pradesh | 17 May 2021 | 30 | AQI bulletin p.1–9, Index Value column: mean of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.8), Tirupati (p.9), Visakhapatnam (p.9) |
| Assam | 17 May 2021 | 52 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 17 May 2021 | 167 | 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) |
| Chandigarh | 17 May 2021 | 92 | 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, 17 May 2021 (110 cities) (published 17 May 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 b69b05590c3e2758e89553c02ce8c38cb03f249c3461161b6fcce8bc5913a2c3. https://indiahealthobservatory.com/sources/cpcb/releases/2004
| Delhi |
| 17 May 2021 |
| 191 |
| AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 17 May 2021 | 71 | AQI bulletin p.1–9, Index Value column: mean of 3 city rows placed in Gujarat — Ahmedabad (p.1), Gandhinagar (p.3), Vatva (p.9) |
| Haryana | 17 May 2021 | 153 | AQI bulletin p.1–10, Index Value column: mean of 22 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.1), Ballabgarh (p.2), Charkhi Dadri (p.2), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.4), Jind (p.5), Kaithal (p.5), Karnal (p.5), Kurukshetra (p.6), Manesar (p.6), Narnaul (p.7), Palwal (p.7), Panchkula (p.7), Panipat (p.7), Rohtak (p.8), Sirsa (p.9), Sonipat (p.9), Yamunanagar (p.10) |
| Jammu and Kashmir | 17 May 2021 | 43 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Jammu and Kashmir — Srinagar (p.9) |
| Karnataka | 17 May 2021 | 36 | AQI bulletin p.2–10, Index Value column: mean of 11 city rows placed in Karnataka — Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.2), Chikkamagaluru (p.2), Hassan (p.4), Hubballi (p.4), Koppal (p.6), Manglore (p.6), Medikeri (p.6), Mysuru (p.7), Yadgir (p.10) |
| Kerala | 17 May 2021 | 43 | AQI bulletin p.3–9, Index Value column: mean of 5 city rows placed in Kerala — Eloor (p.3), Ernakulam (p.3), Kannur (p.5), Kozhikode (p.6), Thiruvananthapuram (p.9) |
| Madhya Pradesh | 17 May 2021 | 54 | AQI bulletin p.2–9, Index Value column: mean of 12 city rows placed in Madhya Pradesh — Bhopal (p.2), Damoh (p.3), Gwalior (p.4), Indore (p.4), Jabalpur (p.5), Katni (p.5), Mandideep (p.6), Pithampur (p.8), Ratlam (p.8), Sagar (p.8), Satna (p.8), Ujjain (p.9) |
| Maharashtra | 17 May 2021 | 49 | AQI bulletin p.1–8, Index Value column: mean of 5 city rows placed in Maharashtra — Aurangabad (p.1), Chandrapur (p.2), Mumbai (p.7), Navi Mumbai (p.7), Pune (p.8) |
| Meghalaya | 17 May 2021 | 21 | AQI bulletin p.8, Index Value column: mean of 1 city row placed in Meghalaya — Shillong (p.8) |
| Mizoram | 17 May 2021 | 25 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 17 May 2021 | 50 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.5) |
| Odisha | 17 May 2021 | 81 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Odisha — Talcher (p.9) |
| Puducherry | 17 May 2021 | 40 | AQI bulletin p.8, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.8) |
| Punjab | 17 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 | 17 May 2021 | 92 | AQI bulletin p.1–9, 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.7), Udaipur (p.9) |
| Tamil Nadu | 17 May 2021 | 59 | AQI bulletin p.2, Index Value column: mean of 1 city row placed in Tamil Nadu — Chennai (p.2) |
| Telangana | 17 May 2021 | 32 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.4) |
| Tripura | 17 May 2021 | 25 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 17 May 2021 | 186 | AQI bulletin p.1–9, Index Value column: mean of 11 city rows placed in Uttar Pradesh — Baghpat (p.1), Bulandshahr (p.2), Ghaziabad (p.3), Greater Noida (p.3), Hapur (p.4), Kanpur (p.5), Lucknow (p.6), Meerut (p.7), Muzaffarnagar (p.7), Noida (p.7), Varanasi (p.9) |
| West Bengal | 17 May 2021 | 50 | 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 May 2021 | 110 | AQI bulletin p.1–10: count of all 110 city rows — every row in the table |
| Andhra Pradesh | 17 May 2021 | 4 | AQI bulletin p.1–9: count of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.8), Tirupati (p.9), Visakhapatnam (p.9) |
| Assam | 17 May 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 17 May 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 May 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chandigarh — Chandigarh (p.2) |
| Delhi | 17 May 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 17 May 2021 | 3 | AQI bulletin p.1–9: count of 3 city rows placed in Gujarat — Ahmedabad (p.1), Gandhinagar (p.3), Vatva (p.9) |
| Haryana | 17 May 2021 | 22 | AQI bulletin p.1–10: count of 22 city rows placed in Haryana — Ambala (p.1), Bahadurgarh (p.1), Ballabgarh (p.2), Charkhi Dadri (p.2), Dharuhera (p.3), Faridabad (p.3), Fatehabad (p.3), Gurugram (p.4), Hisar (p.4), Jind (p.5), Kaithal (p.5), Karnal (p.5), Kurukshetra (p.6), Manesar (p.6), Narnaul (p.7), Palwal (p.7), Panchkula (p.7), Panipat (p.7), Rohtak (p.8), Sirsa (p.9), Sonipat (p.9), Yamunanagar (p.10) |
| Jammu and Kashmir | 17 May 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Jammu and Kashmir — Srinagar (p.9) |
| Karnataka | 17 May 2021 | 11 | AQI bulletin p.2–10: count of 11 city rows placed in Karnataka — Bengaluru (p.2), Chamarajanagar (p.2), Chikkaballapur (p.2), Chikkamagaluru (p.2), Hassan (p.4), Hubballi (p.4), Koppal (p.6), Manglore (p.6), Medikeri (p.6), Mysuru (p.7), Yadgir (p.10) |
| Kerala | 17 May 2021 | 5 | AQI bulletin p.3–9: count of 5 city rows placed in Kerala — Eloor (p.3), Ernakulam (p.3), Kannur (p.5), Kozhikode (p.6), Thiruvananthapuram (p.9) |
| Madhya Pradesh | 17 May 2021 | 12 | AQI bulletin p.2–9: count of 12 city rows placed in Madhya Pradesh — Bhopal (p.2), Damoh (p.3), Gwalior (p.4), Indore (p.4), Jabalpur (p.5), Katni (p.5), Mandideep (p.6), Pithampur (p.8), Ratlam (p.8), Sagar (p.8), Satna (p.8), Ujjain (p.9) |
| Maharashtra | 17 May 2021 | 5 | AQI bulletin p.1–8: count of 5 city rows placed in Maharashtra — Aurangabad (p.1), Chandrapur (p.2), Mumbai (p.7), Navi Mumbai (p.7), Pune (p.8) |
| Meghalaya | 17 May 2021 | 1 | AQI bulletin p.8: count of 1 city row placed in Meghalaya — Shillong (p.8) |
| Mizoram | 17 May 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 17 May 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Nagaland — Kohima (p.5) |
| Odisha | 17 May 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Odisha — Talcher (p.9) |
| Puducherry | 17 May 2021 | 1 | AQI bulletin p.8: count of 1 city row placed in Puducherry — Puducherry (p.8) |
| Punjab | 17 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 | 17 May 2021 | 8 | AQI bulletin p.1–9: 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.7), Udaipur (p.9) |
| Tamil Nadu | 17 May 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Tamil Nadu — Chennai (p.2) |
| Telangana | 17 May 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Telangana — Hyderabad (p.4) |
| Tripura | 17 May 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 17 May 2021 | 11 | AQI bulletin p.1–9: count of 11 city rows placed in Uttar Pradesh — Baghpat (p.1), Bulandshahr (p.2), Ghaziabad (p.3), Greater Noida (p.3), Hapur (p.4), Kanpur (p.5), Lucknow (p.6), Meerut (p.7), Muzaffarnagar (p.7), Noida (p.7), Varanasi (p.9) |
| West Bengal | 17 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 | 17 May 2021 | 9% | AQI bulletin p.1–10, Index Value column: 10 of all 110 city rows at 201 or more — Baghpat 218 (p.1), Bhiwadi 207 (p.2), Ghaziabad 238 (p.3), Greater Noida 202 (p.3), Hajipur 226 (p.4), Manesar 213 (p.6), Meerut 210 (p.7), Muzaffarnagar 221 (p.7), Sonipat 212 (p.9), Yamunanagar 233 (p.10) |
| Andhra Pradesh | 17 May 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 4 city rows placed in Andhra Pradesh at 201 or more (highest 37) |
| Assam | 17 May 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Assam at 201 or more (highest 52) |
| Bihar | 17 May 2021 | 25% | AQI bulletin p.3–8, Index Value column: 1 of 4 city rows placed in Bihar at 201 or more — Hajipur 226 (p.4) |
| Chandigarh | 17 May 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 92) |
| Delhi | 17 May 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Delhi at 201 or more (highest 191) |
| Gujarat | 17 May 2021 | 0% | AQI bulletin p.1–9, Index Value column: none of 3 city rows placed in Gujarat at 201 or more (highest 89) |
| Haryana | 17 May 2021 | 14% | AQI bulletin p.1–10, Index Value column: 3 of 22 city rows placed in Haryana at 201 or more — Manesar 213 (p.6), Sonipat 212 (p.9), Yamunanagar 233 (p.10) |
| Jammu and Kashmir | 17 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 43) |
| Karnataka | 17 May 2021 | 0% | AQI bulletin p.2–10, Index Value column: none of 11 city rows placed in Karnataka at 201 or more (highest 58) |
| Kerala | 17 May 2021 | 0% | AQI bulletin p.3–9, Index Value column: none of 5 city rows placed in Kerala at 201 or more (highest 78) |
| Madhya Pradesh | 17 May 2021 | 0% | AQI bulletin p.2–9, Index Value column: none of 12 city rows placed in Madhya Pradesh at 201 or more (highest 83) |
| Maharashtra | 17 May 2021 | 0% | AQI bulletin p.1–8, Index Value column: none of 5 city rows placed in Maharashtra at 201 or more (highest 62) |
| Meghalaya | 17 May 2021 | 0% | AQI bulletin p.8, Index Value column: none of 1 city row placed in Meghalaya at 201 or more (highest 21) |
| Mizoram | 17 May 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 25) |
| Nagaland | 17 May 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 50) |
| Odisha | 17 May 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Odisha at 201 or more (highest 81) |
| Puducherry | 17 May 2021 | 0% | AQI bulletin p.8, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 40) |
| Punjab | 17 May 2021 | 0% | AQI bulletin p.1–8, Index Value column: none of 7 city rows placed in Punjab at 201 or more (highest 122) |
| Rajasthan | 17 May 2021 | 13% | AQI bulletin p.1–9, Index Value column: 1 of 8 city rows placed in Rajasthan at 201 or more — Bhiwadi 207 (p.2) |
| Tamil Nadu | 17 May 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Tamil Nadu at 201 or more (highest 59) |
| Telangana | 17 May 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 32) |
| Tripura | 17 May 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 | 17 May 2021 | 45% | AQI bulletin p.1–9, Index Value column: 5 of 11 city rows placed in Uttar Pradesh at 201 or more — Baghpat 218 (p.1), Ghaziabad 238 (p.3), Greater Noida 202 (p.3), Meerut 210 (p.7), Muzaffarnagar 221 (p.7) |
| West Bengal | 17 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 83) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 17 May 2021 | 238 | AQI bulletin p.1–10, Index Value column: highest of all 110 city rows — Ghaziabad, S.No 35 (p.3), Poor |
| Andhra Pradesh | 17 May 2021 | 37 | AQI bulletin p.1–9, Index Value column: highest of 4 city rows placed in Andhra Pradesh — Tirupati, S.No 103 (p.9), Good |
| Assam | 17 May 2021 | 52 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 38 (p.4), Satisfactory |
| Bihar | 17 May 2021 | 226 | AQI bulletin p.3–8, Index Value column: highest of 4 city rows placed in Bihar — Hajipur, S.No 40 (p.4), Poor |
| Chandigarh | 17 May 2021 | 92 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 19 (p.2), Satisfactory |
| Delhi | 17 May 2021 | 191 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 26 (p.3), Moderate |
| Gujarat | 17 May 2021 | 89 | AQI bulletin p.1–9, Index Value column: highest of 3 city rows placed in Gujarat — Vatva, S.No 107 (p.9), Satisfactory |
| Haryana | 17 May 2021 | 233 | AQI bulletin p.1–10, Index Value column: highest of 22 city rows placed in Haryana — Yamunanagar, S.No 110 (p.10), Poor |
| Jammu and Kashmir | 17 May 2021 | 43 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Jammu and Kashmir — Srinagar, S.No 100 (p.9), Good |
| Karnataka | 17 May 2021 | 58 | AQI bulletin p.2–10, Index Value column: highest of 11 city rows placed in Karnataka — Koppal, S.No 62 (p.6), Satisfactory |
| Kerala | 17 May 2021 | 78 | AQI bulletin p.3–9, Index Value column: highest of 5 city rows placed in Kerala — Kannur, S.No 55 (p.5), Satisfactory |
| Madhya Pradesh | 17 May 2021 | 83 | AQI bulletin p.2–9, Index Value column: highest of 12 city rows placed in Madhya Pradesh — Ujjain, S.No 105 (p.9), Satisfactory |
| Maharashtra | 17 May 2021 | 62 | AQI bulletin p.1–8, Index Value column: highest of 5 city rows placed in Maharashtra — Navi Mumbai, S.No 79 (p.7), Satisfactory |
| Meghalaya | 17 May 2021 | 21 | AQI bulletin p.8, Index Value column: highest of 1 city row placed in Meghalaya — Shillong, S.No 96 (p.8), Good |
| Mizoram | 17 May 2021 | 25 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 3 (p.1), Good |
| Nagaland | 17 May 2021 | 50 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 60 (p.5), Good |
| Odisha | 17 May 2021 | 81 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Odisha — Talcher, S.No 101 (p.9), Satisfactory |
| Puducherry | 17 May 2021 | 40 | AQI bulletin p.8, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 88 (p.8), Good |
| Punjab | 17 May 2021 | 122 | AQI bulletin p.1–8, Index Value column: highest of 7 city rows placed in Punjab — Ludhiana, S.No 67 (p.6), Moderate |
| Rajasthan | 17 May 2021 | 207 | AQI bulletin p.1–9, Index Value column: highest of 8 city rows placed in Rajasthan — Bhiwadi, S.No 15 (p.2), Poor |
| Tamil Nadu | 17 May 2021 | 59 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Tamil Nadu — Chennai, S.No 22 (p.2), Satisfactory |
| Telangana | 17 May 2021 | 32 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 47 (p.4), Good |
| Tripura | 17 May 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 | 17 May 2021 | 238 | AQI bulletin p.1–9, Index Value column: highest of 11 city rows placed in Uttar Pradesh — Ghaziabad, S.No 35 (p.3), Poor |
| West Bengal | 17 May 2021 | 83 | AQI bulletin p.1–9, Index Value column: highest of 6 city rows placed in West Bengal — Durgapur, S.No 28 (p.3), Satisfactory |