Table 3.
Columnar NO2 concentration over India during the lockdown period in 2020 and the matching period in 2019 along with percentage change.
| State | Columnar NO2 concentration×1013 (molecule cm−2) 2019 |
Columnar NO2 concentration×1013 (molecule cm−2) 2020 | Percentage change (%) |
|---|---|---|---|
| NCT of Delhi | 653.3 | 222.9 | -65.9 |
| Puducherry | 290.5 | 176.6 | -39.2 |
| Haryana | 243.5 | 148.1 | -39.2 |
| Himachal Pradesh | 112.5 | 70.3 | -37.6 |
| Punjab | 247.3 | 156.0 | -36.9 |
| Mizoram | 364.5 | 243.1 | -33.3 |
| Andhra Pradesh | 201.1 | 139.2 | -30.8 |
| Karnataka | 176.7 | 129.3 | -26.8 |
| Chhattisgarh | 438.5 | 335.3 | -23.5 |
| Uttarakhand | 153.6 | 119.9 | -22.0 |
| Telangana | 284.0 | 223.3 | -21.4 |
| Jharkhand | 385.3 | 304.7 | -20.9 |
| Uttar Pradesh | 275.3 | 220.1 | -20.0 |
| Dadara & Nagar Havelli | 181.7 | 148.7 | -18.1 |
| Goa | 100.3 | 83.0 | -17.3 |
| Nagaland | 227.3 | 189.7 | -16.5 |
| Odisha | 334.9 | 282.0 | -15.8 |
| Maharashtra | 259.1 | 218.8 | -15.5 |
| West Bengal | 388.6 | 328.6 | -15.4 |
| Kerala | 110.7 | 95.5 | -13.7 |
| Bihar | 331.8 | 286.4 | -13.7 |
| Tamil Nadu | 155.4 | 134.8 | -13.3 |
| Daman & Diu | 148.7 | 132.4 | -11.0 |
| Arunachal Pradesh | 109.2 | 98.1 | -10.2 |
| Tripura | 302.6 | 273.1 | -9.7 |
| Manipur | 324.3 | 292.8 | -9.7 |
| Madhya Pradesh | 242.4 | 220.8 | -8.9 |
| Rajasthan | 150.9 | 140.6 | -6.9 |
| Sikkim | 44.7 | 46.3 | +3.7 |
| Gujarat | 164.3 | 172.1 | +4.7 |
| Jammu & Kashmir | 76.3 | 80.6 | +5.6 |
| Assam | 228.2 | 243.4 | +6.6 |
| Meghalaya | 218.6 | 234.9 | +7.5 |
| Andamans and Nicobars | 30.7 | 37.5 | +22.0 |
| Ladakh | 15.3 | 21.3 | +39.1 |