Air Quality
Excellent
No health implications.
4
PM2.5
17
PM10
73
O3
0.4
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
40
Excellent
Sat
4 May
44
Excellent
Sun
5 May
51
Good
Mon
6 May
44
Excellent
Tue
7 May
40
Excellent
Wed
8 May
38
Excellent
Air quality in the last 12 months (Chikan)
|
2024/02
|
29
|
21
|
24
|
34
|
30
|
39
|
29
|
20
|
39
|
144
|
102
|
57
|
50
|
47
|
46
|
52
|
39
|
25
|
34
|
47
|
35
|
36
|
35
|
43
|
36
|
49
|
25
|
61
|
39
|
||
|
2024/01
|
65
|
55
|
48
|
40
|
46
|
46
|
59
|
52
|
50
|
46
|
45
|
53
|
58
|
43
|
34
|
44
|
38
|
34
|
36
|
40
|
39
|
34
|
20
|
41
|
49
|
60
|
29
|
28
|
57
|
73
|
40
|
|
2023/12
|
44
|
53
|
55
|
87
|
72
|
79
|
43
|
49
|
52
|
30
|
30
|
43
|
45
|
38
|
34
|
27
|
24
|
44
|
26
|
32
|
38
|
50
|
58
|
59
|
53
|
57
|
62
|
69
|
57
|
56
|
64
|
|
2023/11
|
48
|
41
|
32
|
29
|
29
|
34
|
45
|
29
|
22
|
30
|
24
|
29
|
23
|
32
|
43
|
52
|
48
|
56
|
69
|
74
|
66
|
39
|
56
|
78
|
56
|
55
|
81
|
80
|
66
|
70
|
|
|
2023/10
|
32
|
31
|
31
|
44
|
44
|
45
|
34
|
30
|
29
|
15
|
19
|
31
|
43
|
39
|
55
|
56
|
61
|
42
|
20
|
17
|
17
|
20
|
32
|
47
|
40
|
36
|
31
|
29
|
34
|
27
|
46
|
|
2023/09
|
39
|
32
|
26
|
33
|
34
|
43
|
43
|
31
|
27
|
19
|
15
|
16
|
17
|
19
|
15
|
17
|
16
|
15
|
15
|
17
|
22
|
27
|
25
|
27
|
23
|
17
|
25
|
29
|
25
|
25
|
|
|
2023/08
|
16
|
16
|
17
|
17
|
26
|
26
|
23
|
25
|
25
|
27
|
28
|
21
|
26
|
26
|
29
|
33
|
36
|
30
|
30
|
25
|
17
|
22
|
23
|
22
|
23
|
26
|
29
|
28
|
27
|
23
|
35
|
|
2023/07
|
27
|
25
|
22
|
23
|
27
|
26
|
21
|
21
|
21
|
24
|
25
|
21
|
16
|
22
|
33
|
52
|
23
|
32
|
26
|
18
|
16
|
19
|
17
|
21
|
24
|
25
|
28
|
32
|
42
|
25
|
18
|
|
2023/06
|
35
|
28
|
23
|
23
|
19
|
20
|
19
|
22
|
20
|
27
|
30
|
43
|
33
|
24
|
26
|
25
|
27
|
26
|
27
|
27
|
29
|
29
|
25
|
22
|
25
|
22
|
16
|
20
|
21
|
22
|
|
|
2023/05
|
39
|
40
|
29
|
27
|
32
|
39
|
35
|
20
|
30
|
36
|
30
|
18
|
20
|
30
|
39
|
28
|
43
|
49
|
45
|
39
|
41
|
42
|
39
|
27
|
26
|
22
|
19
|
30
|
30
|
39
|
32
|
|
2023/04
|
35
|
27
|
29
|
34
|
42
|
36
|
36
|
46
|
61
|
45
|
36
|
35
|
36
|
53
|
52
|
52
|
53
|
45
|
38
|
44
|
56
|
43
|
29
|
22
|
27
|
26
|
33
|
30
|
28
|
45
|
|
|
2023/03
|
45
|
70
|
56
|
87
|
61
|
49
|
46
|
40
|
59
|
51
|
43
|
43
|
77
|
66
|
39
|
36
|
44
|
33
|
30
|
27
|
34
|
48
|
45
|
33
|
27
|
27
|
18
|
26
|
33
|
29
|
52
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution