Air Quality
Excellent
No health implications.
16
PM2.5
41
PM10
35
O3
0.7
CO
21
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Apr
51
Good
Wed
30 Apr
52
Good
Thu
1 May
58
Good
Fri
2 May
57
Good
Sat
3 May
57
Good
Sun
4 May
60
Good
Mon
5 May
50
Excellent
Air quality in the last 12 months (Chikan)
|
2025/02
|
28
|
22
|
33
|
22
|
43
|
47
|
46
|
40
|
57
|
46
|
33
|
43
|
56
|
28
|
26
|
34
|
61
|
56
|
44
|
35
|
30
|
44
|
49
|
26
|
54
|
75
|
64
|
37
|
|||
|
2025/01
|
93
|
77
|
97
|
63
|
80
|
95
|
58
|
59
|
86
|
61
|
52
|
48
|
54
|
70
|
54
|
70
|
65
|
57
|
78
|
81
|
78
|
47
|
46
|
39
|
33
|
25
|
42
|
48
|
109
|
50
|
41
|
|
2024/12
|
51
|
48
|
44
|
46
|
41
|
58
|
71
|
37
|
46
|
51
|
46
|
46
|
45
|
51
|
58
|
54
|
58
|
57
|
50
|
50
|
77
|
66
|
66
|
69
|
74
|
78
|
86
|
70
|
79
|
66
|
83
|
|
2024/11
|
52
|
47
|
53
|
43
|
51
|
56
|
59
|
59
|
67
|
60
|
46
|
65
|
81
|
71
|
61
|
46
|
29
|
37
|
36
|
19
|
28
|
37
|
35
|
41
|
30
|
29
|
43
|
49
|
46
|
48
|
|
|
2024/10
|
43
|
30
|
48
|
49
|
49
|
50
|
48
|
59
|
56
|
56
|
50
|
37
|
34
|
34
|
30
|
29
|
23
|
17
|
21
|
30
|
36
|
43
|
23
|
37
|
46
|
46
|
37
|
23
|
24
|
34
|
50
|
|
2024/09
|
15
|
23
|
39
|
36
|
45
|
19
|
25
|
33
|
25
|
17
|
19
|
26
|
31
|
48
|
39
|
37
|
26
|
23
|
27
|
23
|
27
|
13
|
17
|
16
|
37
|
41
|
40
|
34
|
30
|
36
|
|
|
2024/08
|
23
|
24
|
22
|
27
|
26
|
24
|
32
|
28
|
30
|
31
|
27
|
27
|
22
|
28
|
21
|
22
|
18
|
17
|
21
|
20
|
23
|
25
|
25
|
34
|
25
|
32
|
26
|
27
|
22
|
25
|
14
|
|
2024/07
|
27
|
25
|
20
|
16
|
11
|
11
|
11
|
15
|
14
|
17
|
19
|
18
|
14
|
15
|
18
|
15
|
14
|
13
|
13
|
18
|
13
|
14
|
18
|
22
|
21
|
24
|
25
|
20
|
10
|
12
|
21
|
|
2024/06
|
22
|
32
|
24
|
17
|
14
|
14
|
15
|
16
|
25
|
22
|
24
|
27
|
25
|
27
|
30
|
35
|
33
|
33
|
24
|
26
|
19
|
13
|
12
|
15
|
18
|
15
|
14
|
16
|
22
|
27
|
|
|
2024/05
|
25
|
22
|
16
|
20
|
27
|
27
|
29
|
23
|
38
|
38
|
34
|
24
|
27
|
32
|
30
|
34
|
44
|
31
|
23
|
24
|
22
|
23
|
15
|
17
|
17
|
19
|
28
|
19
|
28
|
25
|
23
|
|
2024/04
|
42
|
41
|
38
|
59
|
28
|
36
|
38
|
35
|
32
|
35
|
44
|
35
|
35
|
36
|
33
|
35
|
32
|
27
|
36
|
45
|
23
|
24
|
39
|
35
|
31
|
48
|
55
|
43
|
36
|
44
|
|
|
2024/03
|
24
|
45
|
54
|
37
|
49
|
48
|
51
|
46
|
42
|
25
|
28
|
32
|
35
|
48
|
59
|
54
|
38
|
28
|
31
|
41
|
54
|
47
|
44
|
41
|
40
|
34
|
32
|
44
|
32
|
32
|
42
|
|
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