Air Quality
Excellent
No health implications.
25
PM2.5
44
PM10
97
O3
0.3
CO
5
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Apr
85
Good
Fri
17 Apr
89
Good
Sat
18 Apr
83
Good
Sun
19 Apr
102
Light
Mon
20 Apr
71
Good
Tue
21 Apr
36
Excellent
Wed
22 Apr
37
Excellent
Kelan Air quality rank
Air quality in the last 12 months (Kelan)
|
2026/03
|
59
|
44
|
95
|
82
|
62
|
34
|
56
|
68
|
51
|
64
|
45
|
68
|
129
|
45
|
52
|
65
|
90
|
42
|
44
|
59
|
84
|
67
|
68
|
73
|
75
|
65
|
64
|
58
|
48
|
50
|
35
|
|
2026/02
|
53
|
39
|
55
|
72
|
63
|
57
|
39
|
49
|
66
|
87
|
72
|
84
|
71
|
73
|
41
|
86
|
143
|
64
|
56
|
97
|
340
|
204
|
78
|
95
|
77
|
75
|
74
|
47
|
|||
|
2026/01
|
64
|
58
|
70
|
76
|
58
|
43
|
67
|
66
|
133
|
57
|
44
|
78
|
86
|
147
|
131
|
71
|
84
|
80
|
36
|
33
|
47
|
56
|
62
|
70
|
126
|
113
|
83
|
93
|
106
|
135
|
91
|
|
2025/12
|
64
|
31
|
37
|
50
|
65
|
69
|
103
|
57
|
67
|
75
|
64
|
56
|
63
|
75
|
69
|
69
|
68
|
67
|
62
|
59
|
52
|
70
|
93
|
56
|
39
|
49
|
62
|
54
|
51
|
54
|
61
|
|
2025/11
|
38
|
40
|
63
|
68
|
89
|
101
|
35
|
78
|
58
|
63
|
68
|
56
|
49
|
57
|
69
|
43
|
22
|
32
|
56
|
53
|
55
|
60
|
83
|
142
|
67
|
198
|
100
|
95
|
84
|
102
|
|
|
2025/10
|
58
|
38
|
36
|
50
|
56
|
33
|
39
|
16
|
9
|
13
|
36
|
44
|
40
|
51
|
39
|
53
|
28
|
44
|
36
|
51
|
59
|
68
|
61
|
59
|
73
|
36
|
42
|
59
|
68
|
66
|
45
|
|
2025/09
|
44
|
50
|
41
|
38
|
39
|
55
|
53
|
51
|
53
|
60
|
49
|
29
|
48
|
55
|
59
|
28
|
30
|
26
|
30
|
47
|
43
|
21
|
34
|
41
|
52
|
55
|
36
|
36
|
53
|
57
|
|
|
2025/08
|
54
|
50
|
52
|
29
|
33
|
46
|
41
|
36
|
27
|
37
|
37
|
40
|
41
|
49
|
43
|
30
|
37
|
43
|
35
|
32
|
23
|
37
|
16
|
36
|
39
|
33
|
20
|
24
|
32
|
42
|
40
|
|
2025/07
|
31
|
40
|
29
|
33
|
16
|
31
|
31
|
35
|
30
|
42
|
50
|
60
|
53
|
46
|
56
|
30
|
32
|
43
|
46
|
29
|
31
|
41
|
37
|
24
|
30
|
26
|
25
|
43
|
21
|
35
|
42
|
|
2025/06
|
44
|
24
|
26
|
25
|
41
|
47
|
53
|
46
|
46
|
34
|
54
|
61
|
33
|
35
|
18
|
21
|
36
|
44
|
33
|
32
|
31
|
47
|
46
|
48
|
52
|
38
|
40
|
32
|
31
|
43
|
|
|
2025/05
|
55
|
68
|
26
|
57
|
122
|
58
|
71
|
71
|
28
|
41
|
43
|
56
|
83
|
31
|
41
|
164
|
119
|
57
|
68
|
66
|
72
|
95
|
41
|
46
|
39
|
39
|
43
|
59
|
58
|
57
|
31
|
|
2025/04
|
51
|
39
|
89
|
118
|
45
|
71
|
83
|
65
|
65
|
50
|
215
|
90
|
56
|
25
|
48
|
170
|
188
|
67
|
60
|
77
|
82
|
68
|
62
|
37
|
57
|
63
|
40
|
36
|
62
|
104
|
|
|
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