index | 2018-02 | 2018-01 | 2017-12 | 2017-11 | 2017-07 | 2017-06 | 2017-05 | 2017-04 | 2017-03 | 2017-02 | 2017-01 | 2016-12 | 2016-11 | 2016-10 | 2016-09 | 2016-08 | 2016-07 | 2016-04 | 2016-03 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
no2 | 82 (Moderate) | 30 (Good) | 17 (Good) | 10 (Good) | 13 (Good) | 13 (Good) | 13 (Good) | 13 (Good) | 13 (Good) | 13 (Good) | 30 (Good) | 52 (Moderate) | 71 (Moderate) | 17 (Good) | 25 (Good) | 66 (Moderate) | 86 (Moderate) | 32 (Good) | 63 (Moderate) |
so2 | 7.6 (Good) | 7.5 (Good) | 4.3 (Good) | 1.7 (Good) | - (Good) | 5.2 (Good) | 8.2 (Good) | 6 (Good) | 6 (Good) | 4 (Good) | 3.4 (Good) | 8.5 (Good) | 5.6 (Good) | 6 (Good) | 5.6 (Good) | 5.1 (Good) | 5.8 (Good) | 5.8 (Good) | 6.2 (Good) |
co | 1 (Good) | 1 (Good) | 1 (Good) | 969 (Good) | 489 (Good) | 454 (Good) | 1 (Good) | 1 (Good) | 997 (Good) | 873 (Good) | 954 (Good) | 1 (Good) | 1 (Good) | 973 (Good) | 736 (Good) | 579 (Good) | 628 (Good) | 895 (Good) | 1 (Good) |
o3 | 82 (Moderate) | 18 (Good) | 17 (Good) | 20 (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | - (Good) | 11 (Good) |
pm25 | 101 (Very Unhealthy) | 103 (Very Unhealthy) | 114 (Very bad Hazardous) | 84 (Very Unhealthy) | 133 (Very bad Hazardous) | 49 (Unhealthy for Sensitive Groups) | 52 (Unhealthy for Sensitive Groups) | 96 (Very Unhealthy) | 84 (Very Unhealthy) | 131 (Very bad Hazardous) | 149 (Very bad Hazardous) | 149 (Very bad Hazardous) | 123 (Very bad Hazardous) | 115 (Very bad Hazardous) | 51 (Unhealthy for Sensitive Groups) | 21 (Moderate) | 24 (Moderate) | 42 (Unhealthy for Sensitive Groups) | 51 (Unhealthy for Sensitive Groups) |
Collectorate - Gaya - BSPCB
index | 2018-02 | 2018-01 | 2017-12 | 2017-11 | 2017-07 | 2017-06 | 2017-05 | 2017-04 | 2017-03 | 2017-02 | 2017-01 | 2016-12 | 2016-11 | 2016-10 | 2016-09 | 2016-08 | 2016-07 | 2016-04 | 2016-03 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
o3 | 82 | 18 | 17 | 20 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 11 |
co | 1 | 1 | 1 | 969 | 489 | 454 | 1 | 1 | 997 | 873 | 954 | 1 | 1 | 973 | 736 | 579 | 628 | 895 | 1 |
no2 | 82 | 30 | 17 | 10 | 13 | 13 | 13 | 13 | 13 | 13 | 30 | 52 | 71 | 17 | 25 | 66 | 86 | 32 | 63 |
pm25 | 101 | 103 | 114 | 84 | 133 | 49 | 52 | 96 | 84 | 131 | 149 | 149 | 123 | 115 | 51 | 21 | 24 | 42 | 51 |
so2 | 7.6 | 7.5 | 4.3 | 1.7 | - | 5.2 | 8.2 | 6 | 6 | 4 | 3.4 | 8.5 | 5.6 | 6 | 5.6 | 5.1 | 5.8 | 5.8 | 6.2 |