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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, 20:59 IST. The copy below is byte-for-byte what the publisher served.
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 13 October 2021 | 123 | AQI bulletin p.1–12, Index Value column: mean of all 136 city rows — every row in the table |
| Andhra Pradesh | 13 October 2021 | 122 | AQI bulletin p.1–12, Index Value column: mean of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.9), Tirupati (p.11), Visakhapatnam (p.12) |
| Arunachal Pradesh | 13 October 2021 | 58 | AQI bulletin p.8, Index Value column: mean of 1 city row placed in Arunachal Pradesh — Naharlagun (p.8) |
| Assam | 13 October 2021 | 96 | AQI bulletin p.4, Index Value column: mean of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 13 October 2021 | 125 | AQI bulletin p.4–9, Index Value column: mean of 4 city rows placed in Bihar — Gaya (p.4), Hajipur (p.5), Muzaffarpur (p.8), Patna (p.9) |
Central Pollution Control Board, Ministry of Environment, Forest and Climate Change. CPCB National Air Quality Index bulletin, 13 October 2021 (136 cities) (published 13 Oct 2021). Archived by the India Health Observatory on 3 Oct 2026, SHA-256 04fbdf93cf301f320860d299b2977bb22aadcfbebe134b6329298eadd1be0cb9. https://indiahealthobservatory.com/sources/cpcb/releases/1854
| Chandigarh | 13 October 2021 | 142 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Chandigarh — Chandigarh (p.3) |
| Chhattisgarh | 13 October 2021 | 82 | AQI bulletin p.2, Index Value column: mean of 1 city row placed in Chhattisgarh — Bilaspur (p.2) |
| Delhi | 13 October 2021 | 171 | AQI bulletin p.3, Index Value column: mean of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 13 October 2021 | 119 | AQI bulletin p.1–11, Index Value column: mean of 5 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Gandhinagar (p.4), Vapi (p.11), Vatva (p.11) |
| Haryana | 13 October 2021 | 176 | AQI bulletin p.1–12, Index Value column: mean of 23 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.4), Fatehabad (p.4), Gurugram (p.4), Hisar (p.5), Jind (p.6), Kaithal (p.6), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.7), Manesar (p.7), Narnaul (p.8), Panchkula (p.9), Panipat (p.9), Rohtak (p.10), Sirsa (p.10), Sonipat (p.10), Yamunanagar (p.12) |
| Jammu and Kashmir | 13 October 2021 | 49 | AQI bulletin p.10, Index Value column: mean of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 13 October 2021 | 62 | AQI bulletin p.1–12, Index Value column: mean of 19 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Bidar (p.2), Chamarajanagar (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Hassan (p.5), Hubballi (p.5), Kalaburgi (p.6), Koppal (p.7), Manglore (p.8), Medikeri (p.8), Mysuru (p.8), Raichur (p.9), Ramanagara (p.10), Shivamogga (p.10), Vijayapura (p.11), Yadgir (p.12) |
| Kerala | 13 October 2021 | 53 | AQI bulletin p.4–11, Index Value column: mean of 7 city rows placed in Kerala — Eloor (p.4), Kannur (p.6), Kochi (p.6), Kollam (p.7), Kozhikode (p.7), Thiruvananthapuram (p.11), Thrissur (p.11) |
| Madhya Pradesh | 13 October 2021 | 131 | AQI bulletin p.2–11, Index Value column: mean of 14 city rows placed in Madhya Pradesh — Bhopal (p.2), Damoh (p.3), Dewas (p.3), Gwalior (p.5), Indore (p.5), Jabalpur (p.5), Katni (p.6), Mandideep (p.7), Pithampur (p.9), Ratlam (p.10), Sagar (p.10), Satna (p.10), Singrauli (p.10), Ujjain (p.11) |
| Maharashtra | 13 October 2021 | 110 | AQI bulletin p.3–11, Index Value column: mean of 6 city rows placed in Maharashtra — Chandrapur (p.3), Mumbai (p.8), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Thane (p.11) |
| Mizoram | 13 October 2021 | 29 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 13 October 2021 | 47 | AQI bulletin p.6, Index Value column: mean of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 13 October 2021 | 109 | AQI bulletin p.2–11, Index Value column: mean of 2 city rows placed in Odisha — Brajrajnagar (p.2), Talcher (p.11) |
| Puducherry | 13 October 2021 | 41 | AQI bulletin p.9, Index Value column: mean of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 13 October 2021 | 145 | AQI bulletin p.1–10, Index Value column: mean of 7 city rows placed in Punjab — Amritsar (p.1), Jalandhar (p.6), Khanna (p.6), Ludhiana (p.7), Mandi Gobindgarh (p.7), Patiala (p.9), Rupnagar (p.10) |
| Rajasthan | 13 October 2021 | 127 | AQI bulletin p.1–11, 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.6), Kota (p.7), Pali (p.9), Udaipur (p.11) |
| Tamil Nadu | 13 October 2021 | 58 | AQI bulletin p.3–11, Index Value column: mean of 3 city rows placed in Tamil Nadu — Chennai (p.3), Gummidipoondi (p.4), Thoothukudi (p.11) |
| Telangana | 13 October 2021 | 145 | AQI bulletin p.5, Index Value column: mean of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 13 October 2021 | 51 | AQI bulletin p.1, Index Value column: mean of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 13 October 2021 | 175 | AQI bulletin p.1–12, Index Value column: mean of 17 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Firozabad (p.4), Ghaziabad (p.4), Gorakhpur (p.4), Greater Noida (p.4), Hapur (p.5), Kanpur (p.6), Lucknow (p.7), Meerut (p.8), Moradabad (p.8), Muzaffarnagar (p.8), Noida (p.9), Prayagraj (p.9), Varanasi (p.11), Vrindavan (p.12) |
| West Bengal | 13 October 2021 | 124 | AQI bulletin p.1–10, Index Value column: mean of 6 city rows placed in West Bengal — Asansol (p.1), Durgapur (p.3), Haldia (p.5), Howrah (p.5), Kolkata (p.7), Siliguri (p.10) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 13 October 2021 | 136 | AQI bulletin p.1–12: count of all 136 city rows — every row in the table |
| Andhra Pradesh | 13 October 2021 | 4 | AQI bulletin p.1–12: count of 4 city rows placed in Andhra Pradesh — Amaravati (p.1), Rajamahendravaram (p.9), Tirupati (p.11), Visakhapatnam (p.12) |
| Arunachal Pradesh | 13 October 2021 | 1 | AQI bulletin p.8: count of 1 city row placed in Arunachal Pradesh — Naharlagun (p.8) |
| Assam | 13 October 2021 | 1 | AQI bulletin p.4: count of 1 city row placed in Assam — Guwahati (p.4) |
| Bihar | 13 October 2021 | 4 | AQI bulletin p.4–9: count of 4 city rows placed in Bihar — Gaya (p.4), Hajipur (p.5), Muzaffarpur (p.8), Patna (p.9) |
| Chandigarh | 13 October 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Chandigarh — Chandigarh (p.3) |
| Chhattisgarh | 13 October 2021 | 1 | AQI bulletin p.2: count of 1 city row placed in Chhattisgarh — Bilaspur (p.2) |
| Delhi | 13 October 2021 | 1 | AQI bulletin p.3: count of 1 city row placed in Delhi — Delhi (p.3) |
| Gujarat | 13 October 2021 | 5 | AQI bulletin p.1–11: count of 5 city rows placed in Gujarat — Ahmedabad (p.1), Ankleshwar (p.1), Gandhinagar (p.4), Vapi (p.11), Vatva (p.11) |
| Haryana | 13 October 2021 | 23 | AQI bulletin p.1–12: count of 23 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.4), Fatehabad (p.4), Gurugram (p.4), Hisar (p.5), Jind (p.6), Kaithal (p.6), Karnal (p.6), Kurukshetra (p.7), Mandikhera (p.7), Manesar (p.7), Narnaul (p.8), Panchkula (p.9), Panipat (p.9), Rohtak (p.10), Sirsa (p.10), Sonipat (p.10), Yamunanagar (p.12) |
| Jammu and Kashmir | 13 October 2021 | 1 | AQI bulletin p.10: count of 1 city row placed in Jammu and Kashmir — Srinagar (p.10) |
| Karnataka | 13 October 2021 | 19 | AQI bulletin p.1–12: count of 19 city rows placed in Karnataka — Bagalkot (p.1), Bengaluru (p.2), Bidar (p.2), Chamarajanagar (p.2), Chikkaballapur (p.3), Chikkamagaluru (p.3), Davanagere (p.3), Hassan (p.5), Hubballi (p.5), Kalaburgi (p.6), Koppal (p.7), Manglore (p.8), Medikeri (p.8), Mysuru (p.8), Raichur (p.9), Ramanagara (p.10), Shivamogga (p.10), Vijayapura (p.11), Yadgir (p.12) |
| Kerala | 13 October 2021 | 7 | AQI bulletin p.4–11: count of 7 city rows placed in Kerala — Eloor (p.4), Kannur (p.6), Kochi (p.6), Kollam (p.7), Kozhikode (p.7), Thiruvananthapuram (p.11), Thrissur (p.11) |
| Madhya Pradesh | 13 October 2021 | 14 | AQI bulletin p.2–11: count of 14 city rows placed in Madhya Pradesh — Bhopal (p.2), Damoh (p.3), Dewas (p.3), Gwalior (p.5), Indore (p.5), Jabalpur (p.5), Katni (p.6), Mandideep (p.7), Pithampur (p.9), Ratlam (p.10), Sagar (p.10), Satna (p.10), Singrauli (p.10), Ujjain (p.11) |
| Maharashtra | 13 October 2021 | 6 | AQI bulletin p.3–11: count of 6 city rows placed in Maharashtra — Chandrapur (p.3), Mumbai (p.8), Nashik (p.8), Navi Mumbai (p.8), Pune (p.9), Thane (p.11) |
| Mizoram | 13 October 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Mizoram — Aizawl (p.1) |
| Nagaland | 13 October 2021 | 1 | AQI bulletin p.6: count of 1 city row placed in Nagaland — Kohima (p.6) |
| Odisha | 13 October 2021 | 2 | AQI bulletin p.2–11: count of 2 city rows placed in Odisha — Brajrajnagar (p.2), Talcher (p.11) |
| Puducherry | 13 October 2021 | 1 | AQI bulletin p.9: count of 1 city row placed in Puducherry — Puducherry (p.9) |
| Punjab | 13 October 2021 | 7 | AQI bulletin p.1–10: count of 7 city rows placed in Punjab — Amritsar (p.1), Jalandhar (p.6), Khanna (p.6), Ludhiana (p.7), Mandi Gobindgarh (p.7), Patiala (p.9), Rupnagar (p.10) |
| Rajasthan | 13 October 2021 | 8 | AQI bulletin p.1–11: count of 8 city rows placed in Rajasthan — Ajmer (p.1), Alwar (p.1), Bhiwadi (p.2), Jaipur (p.5), Jodhpur (p.6), Kota (p.7), Pali (p.9), Udaipur (p.11) |
| Tamil Nadu | 13 October 2021 | 3 | AQI bulletin p.3–11: count of 3 city rows placed in Tamil Nadu — Chennai (p.3), Gummidipoondi (p.4), Thoothukudi (p.11) |
| Telangana | 13 October 2021 | 1 | AQI bulletin p.5: count of 1 city row placed in Telangana — Hyderabad (p.5) |
| Tripura | 13 October 2021 | 1 | AQI bulletin p.1: count of 1 city row placed in Tripura — Agartala (p.1) |
| Uttar Pradesh | 13 October 2021 | 17 | AQI bulletin p.1–12: count of 17 city rows placed in Uttar Pradesh — Agra (p.1), Baghpat (p.2), Bulandshahr (p.2), Firozabad (p.4), Ghaziabad (p.4), Gorakhpur (p.4), Greater Noida (p.4), Hapur (p.5), Kanpur (p.6), Lucknow (p.7), Meerut (p.8), Moradabad (p.8), Muzaffarnagar (p.8), Noida (p.9), Prayagraj (p.9), Varanasi (p.11), Vrindavan (p.12) |
| West Bengal | 13 October 2021 | 6 | AQI bulletin p.1–10: count of 6 city rows placed in West Bengal — Asansol (p.1), Durgapur (p.3), Haldia (p.5), Howrah (p.5), Kolkata (p.7), Siliguri (p.10) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 13 October 2021 | 11% | AQI bulletin p.1–12, Index Value column: 15 of all 136 city rows at 201 or more — Baghpat 225 (p.2), Ballabgarh 269 (p.2), Bhiwadi 287 (p.2), Faridabad 220 (p.4), Ghaziabad 223 (p.4), Hapur 208 (p.5), Karnal 205 (p.6), Mandi Gobindgarh 211 (p.7), Panipat 280 (p.9), Rohtak 206 (p.10), Singrauli 230 (p.10), Sonipat 208 (p.10), Thane 245 (p.11), Visakhapatnam 253 (p.12), Yamunanagar 223 (p.12) |
| Andhra Pradesh | 13 October 2021 | 25% | AQI bulletin p.1–12, Index Value column: 1 of 4 city rows placed in Andhra Pradesh at 201 or more — Visakhapatnam 253 (p.12) |
| Arunachal Pradesh | 13 October 2021 | 0% | AQI bulletin p.8, Index Value column: none of 1 city row placed in Arunachal Pradesh at 201 or more (highest 58) |
| Assam | 13 October 2021 | 0% | AQI bulletin p.4, Index Value column: none of 1 city row placed in Assam at 201 or more (highest 96) |
| Bihar | 13 October 2021 | 0% | AQI bulletin p.4–9, Index Value column: none of 4 city rows placed in Bihar at 201 or more (highest 143) |
| Chandigarh | 13 October 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Chandigarh at 201 or more (highest 142) |
| Chhattisgarh | 13 October 2021 | 0% | AQI bulletin p.2, Index Value column: none of 1 city row placed in Chhattisgarh at 201 or more (highest 82) |
| Delhi | 13 October 2021 | 0% | AQI bulletin p.3, Index Value column: none of 1 city row placed in Delhi at 201 or more (highest 171) |
| Gujarat | 13 October 2021 | 0% | AQI bulletin p.1–11, Index Value column: none of 5 city rows placed in Gujarat at 201 or more (highest 173) |
| Haryana | 13 October 2021 | 30% | AQI bulletin p.1–12, Index Value column: 7 of 23 city rows placed in Haryana at 201 or more — Ballabgarh 269 (p.2), Faridabad 220 (p.4), Karnal 205 (p.6), Panipat 280 (p.9), Rohtak 206 (p.10), Sonipat 208 (p.10), Yamunanagar 223 (p.12) |
| Jammu and Kashmir | 13 October 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) |
| Karnataka | 13 October 2021 | 0% | AQI bulletin p.1–12, Index Value column: none of 19 city rows placed in Karnataka at 201 or more (highest 140) |
| Kerala | 13 October 2021 | 0% | AQI bulletin p.4–11, Index Value column: none of 7 city rows placed in Kerala at 201 or more (highest 89) |
| Madhya Pradesh | 13 October 2021 | 7% | AQI bulletin p.2–11, Index Value column: 1 of 14 city rows placed in Madhya Pradesh at 201 or more — Singrauli 230 (p.10) |
| Maharashtra | 13 October 2021 | 17% | AQI bulletin p.3–11, Index Value column: 1 of 6 city rows placed in Maharashtra at 201 or more — Thane 245 (p.11) |
| Mizoram | 13 October 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Mizoram at 201 or more (highest 29) |
| Nagaland | 13 October 2021 | 0% | AQI bulletin p.6, Index Value column: none of 1 city row placed in Nagaland at 201 or more (highest 47) |
| Odisha | 13 October 2021 | 0% | AQI bulletin p.2–11, Index Value column: none of 2 city rows placed in Odisha at 201 or more (highest 128) |
| Puducherry | 13 October 2021 | 0% | AQI bulletin p.9, Index Value column: none of 1 city row placed in Puducherry at 201 or more (highest 41) |
| Punjab | 13 October 2021 | 14% | AQI bulletin p.1–10, Index Value column: 1 of 7 city rows placed in Punjab at 201 or more — Mandi Gobindgarh 211 (p.7) |
| Rajasthan | 13 October 2021 | 13% | AQI bulletin p.1–11, Index Value column: 1 of 8 city rows placed in Rajasthan at 201 or more — Bhiwadi 287 (p.2) |
| Tamil Nadu | 13 October 2021 | 0% | AQI bulletin p.3–11, Index Value column: none of 3 city rows placed in Tamil Nadu at 201 or more (highest 67) |
| Telangana | 13 October 2021 | 0% | AQI bulletin p.5, Index Value column: none of 1 city row placed in Telangana at 201 or more (highest 145) |
| Tripura | 13 October 2021 | 0% | AQI bulletin p.1, Index Value column: none of 1 city row placed in Tripura at 201 or more (highest 51) |
| Uttar Pradesh | 13 October 2021 | 18% | AQI bulletin p.1–12, Index Value column: 3 of 17 city rows placed in Uttar Pradesh at 201 or more — Baghpat 225 (p.2), Ghaziabad 223 (p.4), Hapur 208 (p.5) |
| West Bengal | 13 October 2021 | 0% | AQI bulletin p.1–10, Index Value column: none of 6 city rows placed in West Bengal at 201 or more (highest 177) |
| Geography | Period | Value | Where in the document |
|---|---|---|---|
| India | 13 October 2021 | 287 | AQI bulletin p.1–12, Index Value column: highest of all 136 city rows — Bhiwadi, S.No 17 (p.2), Poor |
| Andhra Pradesh | 13 October 2021 | 253 | AQI bulletin p.1–12, Index Value column: highest of 4 city rows placed in Andhra Pradesh — Visakhapatnam, S.No 133 (p.12), Poor |
| Arunachal Pradesh | 13 October 2021 | 58 | AQI bulletin p.8, Index Value column: highest of 1 city row placed in Arunachal Pradesh — Naharlagun, S.No 93 (p.8), Satisfactory |
| Assam | 13 October 2021 | 96 | AQI bulletin p.4, Index Value column: highest of 1 city row placed in Assam — Guwahati, S.No 48 (p.4), Satisfactory |
| Bihar | 13 October 2021 | 143 | AQI bulletin p.4–9, Index Value column: highest of 4 city rows placed in Bihar — Hajipur, S.No 50 (p.5), Moderate |
| Chandigarh | 13 October 2021 | 142 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Chandigarh — Chandigarh, S.No 25 (p.3), Moderate |
| Chhattisgarh | 13 October 2021 | 82 | AQI bulletin p.2, Index Value column: highest of 1 city row placed in Chhattisgarh — Bilaspur, S.No 21 (p.2), Satisfactory |
| Delhi | 13 October 2021 | 171 | AQI bulletin p.3, Index Value column: highest of 1 city row placed in Delhi — Delhi, S.No 33 (p.3), Moderate |
| Gujarat | 13 October 2021 | 173 | AQI bulletin p.1–11, Index Value column: highest of 5 city rows placed in Gujarat — Ankleshwar, S.No 10 (p.1), Moderate |
| Haryana | 13 October 2021 | 280 | AQI bulletin p.1–12, Index Value column: highest of 23 city rows placed in Haryana — Panipat, S.No 100 (p.9), Poor |
| Jammu and Kashmir | 13 October 2021 | 49 | AQI bulletin p.10, Index Value column: highest of 1 city row placed in Jammu and Kashmir — Srinagar, S.No 120 (p.10), Good |
| Karnataka | 13 October 2021 | 140 | AQI bulletin p.1–12, Index Value column: highest of 19 city rows placed in Karnataka — Raichur, S.No 107 (p.9), Moderate |
| Kerala | 13 October 2021 | 89 | AQI bulletin p.4–11, Index Value column: highest of 7 city rows placed in Kerala — Kollam, S.No 74 (p.7), Satisfactory |
| Madhya Pradesh | 13 October 2021 | 230 | AQI bulletin p.2–11, Index Value column: highest of 14 city rows placed in Madhya Pradesh — Singrauli, S.No 117 (p.10), Poor |
| Maharashtra | 13 October 2021 | 245 | AQI bulletin p.3–11, Index Value column: highest of 6 city rows placed in Maharashtra — Thane, S.No 122 (p.11), Poor |
| Mizoram | 13 October 2021 | 29 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Mizoram — Aizawl, S.No 4 (p.1), Good |
| Nagaland | 13 October 2021 | 47 | AQI bulletin p.6, Index Value column: highest of 1 city row placed in Nagaland — Kohima, S.No 72 (p.6), Good |
| Odisha | 13 October 2021 | 128 | AQI bulletin p.2–11, Index Value column: highest of 2 city rows placed in Odisha — Talcher, S.No 121 (p.11), Moderate |
| Puducherry | 13 October 2021 | 41 | AQI bulletin p.9, Index Value column: highest of 1 city row placed in Puducherry — Puducherry, S.No 105 (p.9), Good |
| Punjab | 13 October 2021 | 211 | AQI bulletin p.1–10, Index Value column: highest of 7 city rows placed in Punjab — Mandi Gobindgarh, S.No 81 (p.7), Poor |
| Rajasthan | 13 October 2021 | 287 | AQI bulletin p.1–11, Index Value column: highest of 8 city rows placed in Rajasthan — Bhiwadi, S.No 17 (p.2), Poor |
| Tamil Nadu | 13 October 2021 | 67 | AQI bulletin p.3–11, Index Value column: highest of 3 city rows placed in Tamil Nadu — Chennai, S.No 28 (p.3), Satisfactory, Gummidipoondi, S.No 46 (p.4), Satisfactory |
| Telangana | 13 October 2021 | 145 | AQI bulletin p.5, Index Value column: highest of 1 city row placed in Telangana — Hyderabad, S.No 57 (p.5), Moderate |
| Tripura | 13 October 2021 | 51 | AQI bulletin p.1, Index Value column: highest of 1 city row placed in Tripura — Agartala, S.No 1 (p.1), Satisfactory |
| Uttar Pradesh | 13 October 2021 | 225 | AQI bulletin p.1–12, Index Value column: highest of 17 city rows placed in Uttar Pradesh — Baghpat, S.No 13 (p.2), Poor |
| West Bengal | 13 October 2021 | 177 | AQI bulletin p.1–10, Index Value column: highest of 6 city rows placed in West Bengal — Kolkata, S.No 73 (p.7), Moderate |